What are the potential benefits of taking 50,000 IU vitamin D weekly. How can high-dose vitamin D supplementation affect your health. Is 50,000 IU of vitamin D safe for regular use.

Understanding Vitamin D and Its Importance

Vitamin D is a crucial fat-soluble nutrient that plays a significant role in maintaining overall health. It’s primarily known for its importance in bone health, but its functions extend far beyond that. Vitamin D helps the body absorb calcium, supports immune function, and may even play a role in mood regulation and disease prevention.

While our bodies can produce vitamin D when exposed to sunlight, many people don’t get enough sun exposure to meet their needs. This is where supplementation comes into play, with high-dose options like 50,000 IU vitamin D becoming increasingly popular.

Sources of Vitamin D

• Sunlight exposure
• Fatty fish (salmon, mackerel, tuna)
• Egg yolks
• Fortified foods (milk, cereal, orange juice)
• Supplements

The 50,000 IU Vitamin D Weekly Dose: What Is It?

A 50,000 IU vitamin D dose is considered a high-potency supplement, typically prescribed by healthcare providers to correct vitamin D deficiencies. This dosage is significantly higher than the recommended daily intake for most adults, which ranges from 600 to 800 IU.

Why such a high dose? The weekly 50,000 IU regimen is designed to rapidly increase vitamin D levels in individuals with severe deficiencies. It’s not intended for long-term use without medical supervision.

Comparison of Vitamin D Dosages

• Daily recommended intake: 600-800 IU
• Common supplement dosages: 1,000-5,000 IU
• High-dose weekly supplement: 50,000 IU

Potential Benefits of High-Dose Vitamin D Supplementation

Taking 50,000 IU of vitamin D weekly can offer several potential benefits, especially for those with diagnosed deficiencies. However, it’s crucial to note that more research is needed to fully understand the effects of high-dose supplementation.

Improved Bone Health

Vitamin D is essential for calcium absorption and bone mineralization. High-dose supplementation may help prevent osteoporosis and reduce the risk of fractures, particularly in older adults.

Enhanced Immune Function

Vitamin D plays a crucial role in immune system regulation. Some studies suggest that adequate vitamin D levels may help reduce the risk of infections and autoimmune diseases.

Mood Regulation

There’s growing evidence linking vitamin D deficiency to depression and anxiety. High-dose supplementation might help alleviate these symptoms in some individuals.

Potential Cancer Risk Reduction

While more research is needed, some studies suggest that maintaining adequate vitamin D levels may reduce the risk of certain cancers.

Side Effects and Risks of 50,000 IU Vitamin D Weekly

While vitamin D is generally considered safe, high doses can lead to adverse effects. It’s crucial to be aware of potential side effects and risks associated with 50,000 IU weekly supplementation.

Common Side Effects

• Nausea and vomiting
• Constipation or diarrhea
• Fatigue and weakness
• Headache
• Loss of appetite
• Increased thirst and urination

Are these side effects common in all individuals taking high-dose vitamin D? No, side effects can vary greatly between individuals. Some people may experience no side effects at all, while others may be more sensitive to high doses.

Potential Risks of Long-Term High-Dose Supplementation

Prolonged use of high-dose vitamin D supplements without proper medical supervision can lead to more serious health issues:

• Hypercalcemia (excessive calcium in the blood)
• Kidney stones
• Cardiovascular complications
• Kidney damage

Can vitamin D toxicity occur from high-dose supplementation? Yes, although rare, vitamin D toxicity can occur from excessive supplementation. This is why it’s crucial to use high-dose supplements only under medical supervision.

Who Should Consider 50,000 IU Vitamin D Weekly?

High-dose vitamin D supplementation isn’t for everyone. It’s typically recommended for individuals with diagnosed vitamin D deficiencies or those at high risk of deficiency.

Groups at Higher Risk of Vitamin D Deficiency

• Older adults
• People with limited sun exposure
• Individuals with darker skin
• People with certain medical conditions (e.g., Crohn’s disease, celiac disease)
• Obese individuals

Should you start taking 50,000 IU vitamin D weekly without consulting a healthcare provider? No, it’s crucial to have your vitamin D levels tested and consult with a healthcare professional before starting any high-dose supplementation regimen.

Monitoring and Adjusting Vitamin D Supplementation

When using high-dose vitamin D supplements, regular monitoring is essential to ensure safety and efficacy.

Vitamin D Blood Tests

Healthcare providers typically use a blood test called 25-hydroxyvitamin D to measure vitamin D levels. This test helps determine if supplementation is necessary and if the current dosage is appropriate.

Frequency of Monitoring

How often should vitamin D levels be checked when taking high-dose supplements? The frequency of monitoring can vary based on individual circumstances, but generally, levels should be checked every 3-6 months when starting high-dose supplementation.

Adjusting Dosage

Based on blood test results, healthcare providers may adjust the dosage or frequency of supplementation. The goal is to maintain optimal vitamin D levels without risking toxicity.

Alternatives to High-Dose Vitamin D Supplementation

While 50,000 IU vitamin D weekly can be beneficial for some, it’s not the only way to maintain adequate vitamin D levels.

Moderate-Dose Daily Supplements

Many people can achieve and maintain healthy vitamin D levels with lower daily doses, typically ranging from 1,000 to 5,000 IU.

Lifestyle Changes

Increasing sun exposure (safely) and incorporating vitamin D-rich foods into your diet can help boost levels naturally.

Fortified Foods

Many foods are fortified with vitamin D, including milk, cereals, and orange juice. These can contribute to overall vitamin D intake.

Is it possible to get enough vitamin D without supplements? For some people, yes. However, factors like geographic location, skin tone, and diet can make it challenging to get sufficient vitamin D from sun exposure and food alone.

The Importance of Professional Guidance

When considering high-dose vitamin D supplementation, professional medical advice is crucial.

Consultation with Healthcare Providers

A healthcare provider can assess your individual needs, risk factors, and current vitamin D status to determine if high-dose supplementation is appropriate.

Personalized Treatment Plans

Every individual’s needs are different. A healthcare provider can create a personalized plan that takes into account your specific health status, lifestyle, and risk factors.

Monitoring for Interactions

Vitamin D can interact with certain medications and health conditions. A healthcare provider can help monitor for potential interactions and adjust treatment as needed.

Can you safely start high-dose vitamin D supplementation on your own? It’s not recommended. Always consult with a healthcare provider before starting any high-dose supplement regimen to ensure safety and appropriateness for your individual situation.

Emerging Research on Vitamin D

The field of vitamin D research is constantly evolving, with new studies shedding light on its potential benefits and risks.

Vitamin D and Immune Function

Recent research has focused on the role of vitamin D in immune function, particularly in the context of infectious diseases. Some studies suggest that adequate vitamin D levels may help reduce the risk and severity of certain infections.

Vitamin D and Chronic Diseases

Ongoing research is exploring the potential role of vitamin D in preventing or managing chronic diseases such as diabetes, heart disease, and certain types of cancer.

Optimal Dosing Strategies

Researchers are continuing to investigate the most effective dosing strategies for vitamin D supplementation, including comparing daily versus weekly dosing regimens.

How might future research change our understanding of vitamin D supplementation? As more studies are conducted, we may gain clearer insights into the optimal dosage ranges for different populations and health conditions, potentially leading to more personalized supplementation strategies.

In conclusion, while 50,000 IU vitamin D weekly can be an effective treatment for vitamin D deficiency, it’s not suitable for everyone and should only be used under medical supervision. Understanding the potential benefits, risks, and alternatives can help you make informed decisions about your vitamin D intake. Always consult with a healthcare provider to determine the best approach for your individual needs.

Side Effects, Benefits, and Risks

If you’re looking to boost your vitamin D levels, you may have heard about taking 50000 IU vitamin D3 weekly. But is it safe? What are the potential side effects, benefits, and risks? In this blog post, we’ll explore everything you need to know about this high-dose vitamin D supplement.

What is Vitamin D?

Vitamin D is a fat-soluble vitamin that plays a crucial role in bone health, immune function, and overall well-being. Our bodies can produce vitamin D when our skin is exposed to sunlight, but many people don’t get enough vitamin D from sunlight alone. That’s where supplements come in.

What is 50000 IU Vitamin D3 Weekly?

50000 IU vitamin D3 weekly is a high-dose vitamin D supplement that’s typically prescribed by a healthcare provider. It’s important to note that this dose is much higher than the recommended daily intake of vitamin D, which is 600-800 IU for most adults.

What are the Benefits of 50000 IU Vitamin D3 Weekly?

Some potential benefits of taking 50000 IU vitamin D3 weekly include:

• Improved bone health
• Reduced risk of falls and fractures in older adults
• Reduced risk of certain cancers
• Improved immune function
• Reduced risk of depression and anxiety

However, it’s important to note that more research is needed to fully understand the benefits of high-dose vitamin D supplementation.

What are the Side Effects of 50000 IU Vitamin D3 Weekly?

While vitamin D is generally considered safe, taking high doses can lead to side effects. Some potential side effects of taking 50000 IU vitamin D3 weekly include:

• Nausea and vomiting
• Constipation
• Weakness and fatigue
• Headache
• Loss of appetite
• Increased thirst and urination
• Kidney damage (with long-term use of high doses)

If you experience any of these side effects, it’s important to talk to your healthcare provider.

What are the Risks of 50000 IU Vitamin D3 Weekly?

While vitamin D is generally safe, taking high doses can increase the risk of certain health problems. Some potential risks of taking 50000 IU vitamin D3 weekly include:

• Hypercalcemia (high levels of calcium in the blood)
• Kidney stones
• Heart disease
• Stroke
• Cancer

It’s important to talk to your healthcare provider before taking high-dose vitamin D supplements to determine if it’s right for you.

Book an Appointment with Nao Medical

If you’re interested in taking 50000 IU vitamin D3 weekly or want to learn more about vitamin D supplementation, book an appointment with Nao Medical. Our healthcare providers can help you determine the right dose of vitamin D for your needs and provide personalized recommendations for improving your overall health and well-being.

Book Now

Sources

• https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3356951/
• https://www.mayoclinic.org/drugs-supplements-vitamin-d/art-20363792

Disclaimer: The information presented in this article is intended for general informational purposes only and should not be considered, construed or interpreted as legal or professional advice, guidance or opinion.

Vitamin D 5000 IU: Do You Need the Extra Strength Supplement?

1. What is vitamin D 5000 IU?
2. How much vitamin D do I need?
3. How do I know if I have low vitamin D levels?
4. Can you take too much vitamin D? 

If you have any medical questions or concerns, please talk to your healthcare provider. The articles on Health Guide are underpinned by peer-reviewed research and information drawn from medical societies and governmental agencies. However, they are not a substitute for professional medical advice, diagnosis, or treatment.

You may have seen them at your local drug store: vitamin D 5000 IU tablets, advertised as extra strength or high potency supplements to support healthy bones, muscles, and your immune system.

The truth is, we do need vitamin D to stay healthy, but 5000 IU (units) of vitamin D in a daily tablet is more than most people need. 

The recommended maximum daily limit of vitamin D in healthy people is 4000 IU. That includes intakes from food, beverages, and supplements. Extra strength supplements are intended for people with low vitamin D levels. 

Vitamin D is a nutrient essential for calcium level regulation, strong bones, and healthy immune function.

There are two ways people can get vitamin D: sun exposure and diet (Wimalawansa, 2018). You get most of your vitamin D from sun exposure. The rest comes from the diet. Most people need about 600 to 800 IU (units) of vitamin D per day through their diet (NIH, n.d.). 

Vitamin D 5000 IU is a high-dose supplement that can help treat vitamin D deficiency, which occurs when people don’t get enough vitamin D through the sun or their diet.

This happens quite frequently: people who live in northern climates or those who spend most of their time indoors often don’t get enough exposure to sunlight. What’s more, very few foods naturally contain vitamin D (Naeem, 2010). 

The vitamin D 5000 IU supplements you see in your local drugstore typically contain vitamin D3, a form of vitamin D that is naturally found in fatty fish. Vitamin D2, the other form, is derived from plant sources. You’re more likely to see D3 in supplements, as research has shown that D3 is more effective than D2 in raising vitamin D levels (Tripkovic, 2017). 

Does milk have vitamin D?

Vitamin D

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For those with dietary limitations or inadequate sun exposure, taking vitamin D supplements can help them meet that daily requirement. However, taking too much vitamin D, can have toxic effects.

Remember, the recommended daily limit for most people is 4000 IU (NIH, n.d.). Vitamin D 5000 IU supplements are at the high end of the spectrum. Typical doses of vitamin D supplements come in 400 IU, 800 IU, 1000 IU, and 2000 IU. 

According to research, 42% of adults in the United States don’t get enough vitamin D, and people with darker skin are at an even higher risk; 82.1% of African Americans and 69.2% of Hispanics don’t get enough of the vitamin (Forrest, 2011). The darker your skin, the less vitamin D you make from sunlight exposure.

Most people in the U.S. consume less vitamin D than the recommended 600 to 800 IU per day (NIH, n.d.). Only a few food products naturally contain vitamin D, such as fatty fish and egg yolks. Vitamin D is added to many everyday foods, like milk and cereal, in a public health effort to help make sure everybody is getting enough each day.

Here are some everyday food products and the amount of vitamin D they contain (NIH, n. d.):

• Cod liver oil, 1 tablespoonz: 1,360 IU
• Salmon (sockeye), cooked, 3 ounces: 570 IU
• Trout (rainbow), farmed, cooked, 3 ounces: 645 IU
• Mushrooms, white, raw, sliced, exposed to UV light, ½ cup: 366 IU
• Egg, 1 large, with yolk: 44 IU
• Liver, beef, braised, 3 ounces: 42 IU
• Tuna fish (light), canned in water, drained, 3 ounces: 40 IU
• Sardines (Atlantic), canned in oil, drained, 2 sardines: 46 IU
• Cheese, cheddar, 1 ounce: 12 IU
• Ready-to-eat cereal, fortified with 10% of the DV for vitamin D, 1 serving: 8 IU

Check the nutrition label to see the exact amount of vitamin D a food product contains. The label will tell you how much of your daily vitamin D value is met by each serving. One helpful conversion tip to keep in mind is that 1 mcg equals 40 IU of vitamin D (NIH, n.d.).

For people who don’t typically eat many fish or milk products, vitamin D supplements can help meet the daily recommended requirement.  

The best way to know is to get a vitamin D blood test. But not everyone needs to have their vitamin D levels tested, especially as testing can be expensive, and laboratories may test or report the levels of vitamin D in different ways.

Vitamin D deficiency: symptoms, treatment, and prevention

Vitamin D

Last updated: Oct 25, 2021

7 min read

Experts only recommend testing only for people at high risk for vitamin D deficiency, like those populations at high risk for developing low levels, or those with signs suggestive of a vitamin D problem (Kennel, 2010). Screening tests for vitamin D deficiency are not recommended (U.S. Preventive Service Task Force, 2021). 

The majority of patients with low vitamin D don’t have symptoms. But for severe and prolonged vitamin D deficiencies, some common signs include (Sizar, 2020):

• Muscle weakness
• Fatigue
• Bone pain
• Fractures

The reference ranges for vitamin D blood levels are not well established. According to the NIH’s Office of Dietary Supplements and the Institute of Medicine (IOM), reference ranges are as follows (NIH, n.d.):

Suppose you have low vitamin D levels or vitamin D deficiency. In that case, your healthcare provider may suggest increasing your dietary intake through food products, sun exposure, or supplements, such as high-dose vitamin D 5000 IU pills. 

Work with your doctor to determine if you need a vitamin supplement and how much of it.

If you overdo the supplements, you can get too much vitamin D. If you take supplements with a high amount of the vitamin, like vitamin D 5000 IU, it’s easier to go above the maximum daily intake of 4000 IU. Taking amounts higher than that can increase your risk of vitamin D side effects. Interestingly, getting too much vitamin D is always due to oral intake and not due to excessive sunlight exposure (Sizar, 2020).  

Since vitamin D helps calcium absorption, the toxic effects from high doses often result from high calcium levels in your blood. That can interfere with heart and muscle function (Sadiq, 2020). Common side effects of vitamin D overdose include nausea, vomiting, muscle pain, and frequent urination (Sizar, 2020).

If you’re wondering if you need to take vitamin D 5000 IU supplements, the answer depends on your vitamin D levels. If you suspect that you might have low vitamin D talk to your healthcare provider about whether vitamin D testing is right for you, especially if you fall into one of the high-risk categories. Should you have low vitamin D, your healthcare provider will recommend increasing your dietary intake, either through food or supplements. You shouldn’t take higher-than-recommended doses of vitamin D without first discussing it with your doctor.

2. Forrest, K. Y., & Stuhldreher, W. L. (2011). Prevalence and correlates of vitamin D deficiency in US adults. Nutrition Research, 31(1), 48–54. doi: 10.1016/j.nutres.2010.12.001, https://www.ncbi.nlm.nih.gov/pubmed/21310306
4. Holick M. F., Binkley N. C., Bischoff-Ferrari HA, Gordon CM, Hanley DA, Heaney RP, Murad MH, Weaver CM., Endocrine Society. (2011). Evaluation, treatment, and prevention of vitamin D deficiency: an Endocrine Society clinical practice guideline. Journal of Clinical Endocrinology and Metabolism, 96(7), 1911-30. doi: 10.1210/jc.2011-0385. Retrieved from https://pubmed.ncbi.nlm.nih.gov/21646368/
6. Kennel, K., Drake, M., & Hurley, D. (2010). Vitamin D Deficiency in Adults: When to Test and How to Treat. Mayo Clinic Proceedings, 85(8), 752-758. doi: 10.4065/mcp.2010.0138. Retrieved from https://pubmed.ncbi.nlm.nih.gov/20675513/
8. Naeem, Z. Vitamin d deficiency- an ignored epidemic. International Journal of Health Science, 4(1):V-VI. Retrieved from https://pubmed.ncbi.nlm.nih.gov/21475519/
10. Office of Dietary Supplements (ODS). (January, 2021). Vitamin D Fact Sheet for Consumers. NIH. Retrieved on February 8, 2021 from https://ods. od.nih.gov/factsheets/VitaminD-Consumer/
12. Office of Dietary Supplements (ODS). (October, 2020). Vitamin D Fact Sheet for Health Professionals. NIH. Retrieved on February 16, 2021 from https://ods.od.nih.gov/factsheets/VitaminD-HealthProfessional/
14. Sadiq N. M., Naganathan S., Badireddy M. (2021). Hypercalcemia. StatPearls. Retrieved on February 16, 2021 from https://www.ncbi.nlm.nih.gov/books/NBK430714/#_NBK430714
16. Sizar O., Khare S., Goyal A., et al. (2020). Vitamin D Deficiency. StatPearls. Retrieved on February 1, 2021 from https://www.ncbi.nlm.nih.gov/books/NBK532266/
18. Tripkovic, L., Wilson, L. R., Hart, K., Johnsen, S., de Lusignan, S., Smith, C. P., Bucca, G., Penson, S., Chope, G., Elliott, R., Hyppönen, E., Berry, J. L., & Lanham-New, S. A. (2017). Daily supplementation with 15 μg vitamin D2 compared with vitamin D3 to increase wintertime 25-hydroxyvitamin D status in healthy South Asian and white European women: a 12-wk randomized, placebo-controlled food-fortification trial. The American Journal of Clinical Nutrition, 106(2), 481–490. doi: 10.3945/ajcn.116.138693. Retrieved from https://pubmed.ncbi.nlm.nih.gov/28679555/
20. U.S. Preventive Service Task Force. Final Recommendation Statement: Vitamin D Deficiency in Adults: Screening. Retrieved from https://www.uspreventiveservicestaskforce.org/uspstf/document/RecommendationStatementFinal/vitamin-d-deficiency-screening#bootstrap-panel–1
22. Wimalawansa, S. J., Razzaque, M. S., & Al-Daghri, N. M. (2018). Calcium and vitamin D in human health: Hype or real? The Journal of Steroid Biochemistry and Molecular Biology, 180, 4–14. doi: 10.1016/j.jsbmb.2017.12.009. Retrieved from https://pubmed.ncbi.nlm.nih.gov/29258769/

Yael Cooperman is a physician and works as a Senior Manager, Medical Content & Education at Ro.

Composition, before or after meals, dosage, analogues

Publication date: 04/19/2022 POSSIBLE SIDE EFFECTS. A SPECIALIST’S CONSULTATION IS REQUIRED. Rome” composition

The article is dedicated to everyone who wakes up already tired and considers himself a depressed person. Perhaps, in fact, you are able to get enough sleep and enjoy life. In such conditions, it is recommended to take a blood test for vitamin D.

Deficiency of vitamin D, or cholecalciferol, does not appear immediately. Its harbingers can be constant drowsiness and fatigue, even immediately after waking up, excessive sweating during sleep, frequent colds.

Let’s talk about the benefits of Aquadetrim. We will share information about the composition of the product, tell you about the dosage, what is the difference between the composition of drops and tablets. We will also share in detail information about the methods and rules for using Aquadetrim. And also, are there any side effects, is it suitable for pregnant women and newborns, and how does it differ from analogues.

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“Aquadetrim” composition

Tablets : active ingredient – vitamin D3 100 SD / S dry at a dosage of 500 IU per 1 tab, auxiliary components – D,L-α-tocopherol, modified starch, sucrose, crystalline sodium ascorbate, medium chain triglycerides, silicon dioxide, mannitol, sodium benzoate.

Drops : active ingredient – colecalciferol (vit. D3) at a dosage of 500 IU per drop, auxiliary components – macrogol glyceryl ricinoleate, sucrose, sodium hydrogen phosphate dodecahydrate, citric acid monohydrate, anise flavor, benzyl alcohol, purified water.

As can be seen, the content of the active substance in 1 drop and 1 tablet is equivalent.

You may be interested in: Which foods contain the most vitamin D

Aquadetrim how to use

Association of Endocrinologists FGBU “ENDOCRINOLOGICAL SCIENTIFIC CENTER” of the Ministry of Health of the Russian Federation.

Where the recommended drug for treating vitamin D deficiency is cholecalciferol (D3).

Aqueous and oily solutions to be taken according to daily allowances to treat or maintain vitamin D levels.

To correct vitamin D deficiency (less than 20 ng/mL) in adults, 50,000 IU of vitamin D (100 drops) per week within 8 weeks. If the patient is comfortable, he can take the drug every day for 6000-8000 IU (12-15 drops) for 8 weeks.

A dose of 50,000 IU of vitamin D every 2 weeks maintains blood cholecalciferol levels above 30 ng/mL (normal). There are no serious side effects. However, experts do not recommend taking more than 2,000 IU per day unless there are significant risk factors for vitamin D deficiency.

Doctors prescribe Aquadetrim for coronavirus based on test results.

“Aquadetrim” during pregnancy

Pregnant women, according to the instructions for the drug, for preventive purposes, use daily 500 IU (1 drop) / day throughout pregnancy, or 1000 IU (2 drops) / day, starting from 28 weeks pregnancy.

“Aquadetrim” for newborns

In order to prevent term newborns from 4 weeks of life to 2-3 years, with proper care and sufficient exposure to fresh air, the drug is prescribed at a dose of 500 IU (1 drop) / day.

Premature babies from 4 weeks of age, twins and children living in adverse conditions are prescribed 1000-1500 IU (2-3 drops) / day.

In summer, the dose can be reduced to 500 IU (1 drop)/day.

Do you want to understand analogues of drugs in order to skillfully select drugs for your budget? Our manual from expert pharmacists “Analogues of popular drugs” will help you with this! Getting a training manual is easy: subscribe to our social networks and write “analogues” in the messages.

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Aquadetrim side effects

Overdose of colecalciferon is also a manifestation of side effects. Overdose symptoms are: loss of appetite, nausea, vomiting, constipation, anxiety, thirst, diarrhea, intestinal colic.

Vigantol or Aquadetrim, which is better

Both drugs are analogues of each other. They are both listed in the clinical guidelines for the treatment and prevention of vitamin D deficiency. The difference between the drugs lies in their form of release. Both drugs have a liquid form, but Aquadetrim is a water-alcohol solution, and Vigantol is an oil solution. The composition of the oil form contains only the vitamin itself and the oil. Vitamin D is fat soluble, so it is best absorbed in its oil form.

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So, we talked about the drug “Aquadetrim” and would like to summarize.

Aquadetrim is a water-alcohol solution containing colecalciferol at a dosage of 500 IU per 1 drop. It is indicated for use in the treatment and prevention of vitamin D deficiency. The method of application is quite simple, since it is used regardless of food intake 1 time per day. For the prevention of deficiency, it is prescribed to both pregnant women and newborn children.

The main side effect of “Akvadetrim” are overdose symptoms. These include nausea, vomiting, headache, etc.

When choosing between two analogues of “Aquadetrim” or “Vigantol”, it is worth considering that the preparations are different in the composition of the auxiliary components.

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Vitamin D – why is it needed and how to take it

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• Elena Kopylova

  Siberian Wellness

Website partner news

In connection with the coronavirus pandemic, even in sources far from medicine, numerous reports began to appear that vitamin D helps to avoid infection, and those who are ill to endure COVID-19in mild form.

We have known since childhood that vitamin D helps with the absorption of calcium. In the USSR, it was given to children to prevent rickets, remember, in the cartoon about octopuses: “Nothing scares the world like the well-known fish oil”?

Fish oil contains vitamin A and vitamin D. So at one time the latter was discovered: the American biochemist Elmer McCollum in 1922 set up an experiment with a portion of fish oil, where vitamin A was neutralized. The dogs to whom he gave this product were successfully cured of rickets. So it was proved that it was not vitamin A that was responsible for the cure for rickets, but another vitamin unknown at that time. Since it was the fourth vitamin discovered by science, it was named the fourth letter of the Latin alphabet – D.

A lot of research is currently underway to study the effects of vitamin D on human health.

Of course, science now knows much more about vitamins than 100 years ago. However, many people call vitamin D mysterious because its role in the body is not yet fully understood. One thing is clear – the absorption of calcium and phosphorus, this role is not limited.

For example, in 2008, WHO published a review on the relationship between vitamin D and cancer: evidence shows a significant increase in the risk of many types of cancer in the presence of vitamin D deficiency.

Another study found a 60% reduction in overall cancer risk in healthy postmenopausal women treated with vitamin D and calcium compared with placebo over a four-year follow-up period. Can you imagine? By 60%!

A Chinese study published on April 3, 2020 showed that supplementation of vitamin D when deficient in the body reduces the release of pro-inflammatory cytokines at sites of inflammation and reduces inflammatory responses. But it is precisely the “cytokine storm”, , that is, excessive, “hysterical” release of pro-inflammatory cytokines in the lungs, heart, and liver is the leading cause of death from coronavirus infection in young people without chronic diseases.

What is vitamin D ?

Vitamin D is a fat-soluble organic compound that is synthesized by human skin under the influence of ultraviolet rays, and is also produced from substances that enter the body with food. It is unique in that it simultaneously acts as both a vitamin and a hormone.

The main purpose of vitamin D in the human body is to ensure the absorption of calcium and phosphorus from food in the small intestine.

In addition, in the course of scientific research, it was found that receptors capable of interacting with vitamin D exist in almost all organs and tissues of the human body, including cells of the immune system, cells of the pancreas that produce insulin, in the intestines, and in the prostate gland. , in the mammary glands of women. It plays an important role in the regulation of cell division and growth, as well as immune defense against infections and cancer.

In the elderly, vitamin D maintains the muscle strength needed to maintain normal gait, posture, balance, and fall protection. For children, vitamin D is important not only as a factor in bone growth, but also as a component of protection against infections.

This is an important vitamin for life.

How do you know if you are getting enough vitamin D ?

According to nutritionists whose patients undergo laboratory tests, about 80% of the population in Russia and Ukraine suffer from a lack of vitamin D.

The WHO also agrees: according to this organization, 25(OH)D deficiency is now a pandemic affecting the majority of the general population, including children, adolescents, adults, pregnant and lactating women, menopausal women and the elderly.

The easiest way to find out how your vitamin D status is is to take a serum 25[OH]D (25-hydroxy-cholecalciferol) concentration test.

Its minimum value, which ensures bone health in most people in the population, is 20 ng / ml (50 nmol / l)

Optimal serum 25(OH)D levels for cancer prevention have been reported to be 40-60 ng/mL (100-150 nmol/L).

Thus, a person needs to maintain the level of 25[OH]D at the level of 30-50 ng/ml (75-120 nmol/l).

How to do it?

The human body receives vitamin D in two ways: from food and through synthesis in the skin under the influence of the sun – ultraviolet rays.

Vitamin D is found in cod liver, salmon, fish oil, egg yolks, wild mushrooms, especially chanterelles (only raised in natural light), herring and some plant foods. However, even with the most balanced diet, it is almost impossible to get more than 20% of the daily value of vitamin D from food.

The easiest way to get the right dose for the body – regular exposure to the sun. To do this, it is necessary to be with the limbs open to the sun’s rays in the sun between 10 am and 3 pm for at least 15 minutes a day.

At first glance, nothing complicated, but sunlight at the 37th parallel and above (and Russia is located in these latitudes) does not allow you to get enough vitamin D, especially in the winter months.

Above the 50th parallel, solar radiation is not enough to meet the need for vitamin D, even in summer.

In addition, modern sunscreens with a factor of UVF-15 and above reduce the synthesis of vitamin D in the skin by 95-98%. That is, hunting for a vitamin should go out without sunscreen.

Thus, supplements containing vitamin D can become a source that maintains the normal level of this vital substance in our body.

Of course, before taking it would be good to do a laboratory analysis.

First, to avoid the risk of overdose, although it is almost impossible to get an overdose of vitamin D. The maximum recorded dose of vitamin D received by a person as a result of sun exposure is 10,000 IU. At the same time, chronic use of a dose of about 40,000 IU has a toxic effect on the body. That is, you can get an overdose of vitamin D only if you eat 100 tablets of vitamin supplements every day for a long time. It is unlikely that someone will scoff at themselves like that)).

Secondly, in order to raise its level to normal in case of a serious vitamin D deficiency. The fact is that with a serious deficiency of vitamin D, its level cannot be raised with low doses of drugs, even if taken for a long time. Only taking “shock” doses of vitamin D3 preparations helps to raise its level, while shock doses are not only effective, but also safe.

LOW LEVEL

If the level of vitamin D (25-hydroxycalciferol) in the blood is below 15-20 ng / ml (38-50 nmol / l), then it is necessary to take a loading dose of 50,000 IU (fifty thousand International Units) once a week for 6-8 weeks. Otherwise, the level will not be raised. After that, you need to do a second blood test to check the effect.

AVERAGE LEVEL

If the initial level is 20-30 ng / ml (50 -75 nmol / l), then take 5000 IU (five thousand) per day for 2-3 months, after which – check the result again.

NORMAL LEVEL

If the level is 30-40 ng / ml (75-100 nmol / l), then take 2000 IU per day daily or in courses during the cold season. It is this level that is considered optimal, and it should be maintained.

PROBLEM OF CHOICE

When choosing a vitamin D preparation, pay attention to the following:

• only vitamin D3 preparations should be used;
• can be taken in both water-soluble and fat forms of the drug;
• when choosing a dosage, be guided by price and ease of use (so as not to drink too many tablets at a time).

WARNING: High doses of vitamin D3 may cause stomach upset in some people. Start small (1/10 – 1/20 recommended) to also check if you are allergic to the drug.

If you have any acute or chronic diseases, then you should be careful about taking any vitamins. Be sure to check with your healthcare provider before taking any vitamin supplements.

And finally: do athletes need vitamin D ?

The importance of vitamin D for the physical performance of athletes was discovered as early as the 1920s. At that time it was already known that increased exposure to the sun strengthens the skeletal system and improves the general physical condition of patients. Thus, light therapy should have brought similar results among athletes.

In the 1920s, exposing players to ultraviolet lamps became common practice. In the 1940s, studies were made of students who were regularly exposed to ultraviolet lamps for six weeks. They improved their cycling performance by 13%. They also showed great endurance in long-distance races, pole vault and steeplechase.

The lack of vitamin D in the body of athletes immediately affects the inability to meet the specified standards. Those athletes who were found to be significantly deficient in vitamin D performed much less well in any competition. They get tired faster, more irritable. They begin to tremor faster in the muscles after cardio. In addition, they get sick more often and a higher percentage of injuries is recorded among them.

The data of numerous studies were analyzed and it was concluded that an increase in the level of vitamin D (to normal) helps to reduce inflammation, pain and myopathy in the muscles, increases the concentration of AT F and improves muscle protein synthesis, and also has a positive effect on strength, speed, power and other physical characteristics of athletes.