A member asked:

Please share an interesting fact about vitamin d.

78 doctors weighed in across 75 answers
Dr. Tracy Berg answered

Specializes in General Surgery

There: There is a link between low vitamin d3 and fibromyalgia. Get your blood level checked & take vit d3.

Answered 3/4/2020

5.3k views

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Dr. Michael Zacharisen answered

Specializes in Allergy and Immunology

Low: Low blood levels of vitamin d has been linked to asthma that is difficult to control.

Answered 11/13/2017

5.2k views

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Dr. Geoffrey Rutledge answered

Specializes in Internal Medicine

Babies: Babies with dark skin have an even harder time getting the vitamin d they need just from the sun.

Answered 9/29/2016

5.2k views

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Dr. Geoffrey Rutledge answered

Specializes in Internal Medicine

Some: Some cancers are associated with low vitamin d as well as osteoporosis.

Answered 6/9/2013

5.2k views

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It: It is a hormone, not a vitamin, and helps regulate calcium.

Answered 8/21/2016

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Dr. Martin Fried answered

Specializes in Nutrition

Sunlight-: Sunlight or vitamin d fortified products like milk.

Answered 9/29/2016

5.2k views

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30-40%: 30-40% of all adult americans have a vitamin d deficiency. A little sun is a good thing.

Answered 3/4/2020

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Dr. Thomas Namey answered

Specializes in Rheumatology

Myth:: Myth: being out in the sun gives us all the vitamin d we need. No! many will need supplemental d3!

Answered 5/13/2014

5.2k views

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Dr. Ecaterina Sartina answered

Specializes in Pediatrics

Sunscreen,: Sunscreen, protective clothing, dark skin & age prevent getting enough vit d from the sun light.

Answered 9/22/2014

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Dr. Thomas Wright answered

Specializes in Phlebology

Sunshine: Sunshine helps you make vitamin d naturally.

Answered 4/11/2013

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Commonest: Commonest vit def. Now known to be vital to all cells. It is made in the skin from exposure to sun.

Answered 3/4/2020

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Dr. Alvaro Aranda answered

Specializes in Pulmonology

By: It's not a myth that taking a 15 minute walk to work will get enough sun exposure to produce vitamin d.

Answered 5/6/2014

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It: It is a myth that it only applies to bones. It is important to every cell in the body.

Answered 4/4/2014

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Dr. John Michalski answered

Specializes in Orthopedic Surgery

15: 15 minutes of sunshine a day is a great natural source of vitamin d.

Answered 5/1/2014

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Dr. Regina Hampton answered

Specializes in Breast Surgery

You: You can get vitamin d for free! all you need is 20 minutes of sunlight per day.

Answered 9/29/2016

5.1k views

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Dr. Thomas Namey answered

Specializes in Rheumatology

Vitamin: Vitamin d3 better than vitamin d2, because metabolites are different. D3 is also not prescription!

Answered 12/9/2016

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Vit: Vit d is needed to absorb calcium from our foods into the body. Our body can synthesize vit d.

Answered 4/9/2014

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Dr. Peter Ihle answered

Specializes in Orthopedic Surgery

The: The sun will provide you with vit-d but will also increase your chances of skin cancer. I recommend you use pill.

Answered 10/31/2017

5.1k views

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Dr. Gregory LaMorte answered

Specializes in Periodontics

We: We get vitamin d from the sun, but sunscreen can reduce the amount we absorb.

Answered 9/29/2016

5.1k views

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One: One may only need 15 minutes of daily sun exposure to get enough vitamin d.

Answered 4/1/2014

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Dr. Thomas Namey answered

Specializes in Rheumatology

Vit: Vit d benefits glycemic control ; improves Insulin resistance. Get your 25-oh d level to 40ng/ml!

Answered 10/31/2015

5.1k views

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Vitamin: Vitamin d is not just a nutrient, it is a hormone. It's benefits are growing rapidly.

Answered 4/2/2014

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As: As we age, there is a greater need to take vitamin d as a supplement.

Answered 2/14/2014

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Dr. Klaus d Lessnau answered

Specializes in Pulmonary Critical Care

Vitamin: Vitamin levels are useful. Take vitamin d if the level is lower than 20, perhaps if lower than 30.

Answered 2/15/2014

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Dr. Steven Charlap answered

Specializes in Holistic Medicine

Over: Over the age of 70, you only need 800 iu. Per day.

Answered 8/3/2013

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Dr. Steven Charlap answered

Specializes in Holistic Medicine

As: As you gain weight, the blood levels for d go down as it gets stored in your fat.

Answered 1/10/2015

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Dr. Steven Charlap answered

Specializes in Holistic Medicine

No: No reputable medical organization recommends mega dosing with vitamin d.

Answered 11/3/2014

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Dr. Steven Charlap answered

Specializes in Holistic Medicine

Portabello: Portabello mushrooms are a natural source of vitamin d.

Answered 7/8/2013

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Most: Most dairy products have added vitamin d. Liver & oily fish are natural sources. So is sunshine!

Answered 3/16/2014

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It's: It's a myth that too much vitamin d causes kidney stones or renal failure.

Answered 3/11/2017

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High: High blood levels of vitamin d protect against ms, low blood levels increase the risk of ms.

Answered 12/7/2017

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Dr. Thomas Wright answered

Specializes in Phlebology

Vitamin: Vitamin d with calcium levels in blood may be linked to reduced mortality in older people.

Answered 7/17/2013

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Dr. John Michalski answered

Specializes in Orthopedic Surgery

Vitamin: Vitamin d3 can help keep your immune system healthy.

Answered 7/25/2013

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Dr. Peter Ihle answered

Specializes in Orthopedic Surgery

U: You need it but too much is detrimental. Up to 2000iu per day is the maximum i take.

Answered 4/14/2014

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Dr. Ravi Chand answered

Specializes in Psychiatry

If: If you have vit d deficiency, you have to take supplements all your life.

Answered 8/18/2013

4.9k views

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Dr. Harold Peltan answered

Specializes in Ophthalmology

Get: Get out in the sun for 15 minutes each day to keep your body making vitamin d naturally.

Answered 9/24/2014

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Dr. Harold Peltan answered

Specializes in Ophthalmology

It: It would take ten glasses of vitamin d fortified milk to meet your daily requirement.

Answered 9/23/2014

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Dr. Harold Peltan answered

Specializes in Ophthalmology

It: It is impossible to generate too much vitamin d in your body from sunlight exposure.

Answered 9/25/2014

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Dr. Harold Peltan answered

Specializes in Ophthalmology

You: You don't generate vitamin d when sitting in your car or home because the glass blocks uv rays.

Answered 9/27/2014

4.9k views

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Dr. Harold Peltan answered

Specializes in Ophthalmology

Get: Get 15 minutes of sunlight before you go back inside and apply sunscreen.

Answered 11/6/2014

4.9k views

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Dr. I. Jay Freedman answered

Specializes in Dentistry

Vitamin: Vitamin d not only helps boost your immune system, it is good for your skin.

Answered 11/19/2014

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Vitamin: Vitamin d is produced naturally when ultraviolet sunlight makes contact with our skin.

Answered 9/12/2013

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Do: Do not rely on dairy products which contain d-2, rather use d-3 supplements.

Answered 9/8/2013

4.9k views

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Dr. Robert Kent answered

Specializes in Physical & Rehabilitation Medicine

Get: Get some sun for a quick, healthy boost in vit d production.

Answered 4/25/2014

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Vitamin: Vitamin d and walnuts : six a day increase your level and give you great omega 3 fatty acids.

Answered 5/23/2015

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Vitamin: Vitamin d2 is ergocalciferol. Vitamin d3 is cholecalciferol. They are important in humans.

Answered 9/16/2013

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Vitamin: Vitamin d deficiency causes osteomalacia (in adults) and rickets (in children). Softening of bones.

Answered 9/28/2013

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The: The fda acknowledges that vitamin d supplementation may reduce the risk of osteoporosis.

Answered 9/28/2013

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Dr. Marsha Davis answered

Specializes in Internal Medicine

Vitamin: Vitamin d not vitamin c has been proven to boost your immune system and fight colds.

Answered 9/29/2016

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Spend: Spend at least 30min/ day sometime from 10-2:00 with both arms uncovered, no sunscreen, exposed to sun.

Answered 5/8/2016

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If: If you take vitamin d without accompanying fat, it is not absorbed.

Answered 5/8/2016

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Dr. Mohammed Parvez answered

Specializes in Internal Medicine

Vitamin: Vitamin d deficiency is more common in women and people with diabetes.

Answered 3/13/2014

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Dr. Mohammed Parvez answered

Specializes in Internal Medicine

Sun: Sun bath during evening time when uv-rays are lowest.

Answered 9/3/2014

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Dr. Mohammed Parvez answered

Specializes in Internal Medicine

Myth:: Myth: vitamin d deficiency does not occur in young individuals. Fact: it can happen at any age.

Answered 10/17/2014

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Dr. Mohammed Parvez answered

Specializes in Internal Medicine

Vitamin: Vitamin d supplements should always be taken under the supervision of a doctor.

Answered 5/1/2014

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Vit: Vit d may prevent ms and high doses may guard against ms relapse.

Answered 8/7/2014

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Dr. Marsha Davis answered

Specializes in Internal Medicine

High: High dose vitamin d once a month after a loading period is as effective as daily doses.

Answered 8/23/2015

4.8k views

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Dr. Marsha Davis answered

Specializes in Internal Medicine

Vitamin: Vitamin d is an effective mine booster and fights colds.

Answered 8/23/2015

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Dr. Marsha Davis answered

Specializes in Internal Medicine

Everybody: It's a myth that: everybody gets enough vitamin d from the sun, especially in the summer!

Answered 5/23/2015

4.8k views

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Dr. Gregory LaMorte answered

Specializes in Periodontics

Ignore: Symptoms of vitamin d deficiency are sometimes vague and can include tiredness and general aches.

Answered 6/30/2014

4.8k views

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Dr. Gregory LaMorte answered

Specializes in Periodontics

Ignore: There are two ways to get more vitamin d: by exposing your bare skin to the sun or by taking vitamin.

Answered 11/10/2013

4.8k views

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Dr. Randy Baker answered

Specializes in Holistic Medicine

Ignore: One can get enough d spending 20 min. In midday sun in spring ; summer but need to take fall;winter!

Answered 11/14/2013

4.7k views

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Dr. Devon Webster answered

Specializes in Medical Oncology

Indoor: Indoor sun exposure does not help vitamin d levels because glass blocks the wavelengths you need!

Answered 12/16/2013

4.7k views

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Dr. Richard Williams answered

Specializes in Pharmacy

Ignore: It's a myth that: walking in the sun in short sleeves and short pants will give you enough vit. D.

Answered 1/3/2014

4.7k views

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Dr. Steven Charlap answered

Specializes in Holistic Medicine

Low: Low vitamin d may be a sign of illness instead of a cause of it.

Answered 1/3/2014

4.6k views

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Dr. Martin Fried answered

Specializes in Nutrition

Ignore: D from the sun becomes active after it goes to the liver and then the kidney.

Answered 1/27/2014

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Ignore: Dairy is good source and sunlight also but it can be supplemented as a vitamin.

Answered 2/2/2014

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Dr. Bernard Seif answered

Specializes in Clinical Psychology

Ignore: The low normal limit for d is 30 but experts suggest it be 50 to 80 for optimal health.

Answered 2/28/2014

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Dr. Jan Lei Iwata answered

Specializes in Ophthalmology

Ignore: It's a common myth that everyone absorbs vitamin d3 from their diet.

Answered 4/11/2014

4.3k views

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Dr. Jan Lei Iwata answered

Specializes in Ophthalmology

Ignore: If taking vitamin d3 and calcium, you need to adjust your calcium level down or it will affect the absorption of vitamin d3.

Answered 3/31/2014

4.3k views

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Dr. Bradford Romans answered

Specializes in Internal Medicine

Ignore: Vit D deficiency has been linked to increased mortality.

Answered 6/19/2014

4k views

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Ignore: It is inexpensive over the counter without a prescription and a blood test is not necessary.

Answered 12/29/2014

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Dr. Sean Mirk answered

Ignore: Vitamin D is found naturally in a few foods - fatty fish (e.g. tuna and salmon) and fish liver oils.

Answered 3/12/2015

3.1k views

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Dr. Brendan Webb answered

Specializes in Family Medicine

Ignore: Patients with Crohn's disease are a risk for vitamin D deficiency.

Answered 9/6/2018

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Ignore: MAke sure your vit D level is between 50-100ng/ml. Get a blood test if low you should supplement.

Answered 3/18/2020

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Related Questions

A member asked:

Can you please list the most common benefits of vitamin d?

4 doctors weighed in across 2 answers

A member asked:

Can you please tell me the mean vitamin d level?

A doctor has provided 1 answer