Questions tagged [vitamin-d]

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How long does it take to beat vitamin D deficiency [closed]

I have had vitamin D deficiency (17 ng/mL) and I am planning on sitting in sun at noons. I am aware of that how much UVB you get depends on a few factors such as your complexion, where you live and ...
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2answers
149 views

Do UV-B emitting lamps for reptile pets produce vitamin-D in human skin?

There are those lamps like e.g. "ReptiGlow" for pet reptilians, to keep them healthy, the output being graded e.g. by habitat: jungle (trees somewhat reduce the UV that hits the animals), or desert (...
2
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1answer
347 views

Do Elderly benefit from Vitamin D supplements?

For elderly, whose sceletal strength weakens, can Vitamin D supplements slow down the degeneration of bones? I have found this source discussing which supplement works best, but it never established ...
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2answers
388 views

Does vitamin D synthesis occur in indirect sunlight?

I know you don't get a tan through a glass window. But I don't know whether tanning and vitamin D are produced using identical wavelengths. So my questions are : -Do you synthesise vitamin D through ...
6
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1answer
154 views

General Population Low Vitamin D Levels

In the answer to Is it advisable to wear UV protected swimsuit that covers arms and legs for skin protection to an outdoor swimming pool? by @Anko, it was stated that you can get enough vitamin D from ...
3
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1answer
56 views

To what degree does a Vitamin D course mitigate the effects of Primary Hyperparathyroidism?

Primary Hyperparathyroidism, often caused by a parathyroid gland having an adenoma on it, increases the release of the parathyroid hormone (PTH) in the body. This causes the excess release of calcium ...
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1answer
60 views

When is vitamin D released from fat?

I understand that vitamin D is a fat soluble vitamin, and that being overweight can adversely affect the availability of vitamin D in the body. It seems that having more fat on the body results in ...
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1answer
64 views

Why vitamin D3 is deficient in children and the elderly? [closed]

Vitamin D 3 of the most important vitamins that contribute to the growth of the human body. Why this vitamin is deficient and few in children and the elderly?
5
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2answers
105 views

Does the use of sunscreen inhibit Vitamin D production?

Vitamin D is produced in the skin when exposed to sunlight. Therefore, when using sunscreen on the skin, is Vitamin D production inhibited?
2
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0answers
26 views

How long does it take for Vit D medications to show effect?

Being diagnosed with severe vitamin D deficiency, I am on a high dosage (50k IU per week) for the past 2 months. I have also been getting regular sun exposure. But my weakness and other problems ...
2
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2answers
153 views

How much Vitamin D does the body produce if you are outdoors a whole summer day?

How much Vitamin D does a person who's out the whole day in the summer and who's tanned enough that they don't get sunburn produce in a way that's bioavailable (measured in IU)? To get a more ...
4
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1answer
993 views

What type of liver is richest in Vitamin D?

My test reports show that my Vitamin D - 25H (Hydroxyvitamin D) is 6.16 ng/ml whereas the normal range is 30 - 100 ng/ml. So, I read a few articles (e.g. medicinenet, patient.info) on the internet ...
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1answer
38 views

Is vitamin D a very passive xenogenic factor to major depressive disorder?

Are the biosynthesis, utilisation and catabolism systems of vitamin D, especially the pathways of neural cells' vitamin D response, altered by the pathophysiological condition of major depressive ...
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1answer
201 views

Is It OK to take vitamin tablets every day for long time?

What is the effect of taking vitamins tablets everyday for a long time? Will that make a person healthier? or harm the kidney? What if a person took them for about three or four months, Can He stop ...
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2answers
237 views

Are there any symptoms of Vitamin D deficiency?

I've heard that Vitamin D is mainly obtained from the sun or you have to take supplements. Getting it from the sun also depends on many factors, such as the latitude, time of the day, skin color, area ...
7
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1answer
153 views

Is there a relationship between vitamin D levels and cholesterol?

I've been trying to read up on high cholesterol and there is a lot of information out there about it. In addition to "don't eat fatty foods" and "exercise more," there are some sources that mention ...
14
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1answer
482 views

What needs to be exposed for the body to produce Vitamin D?

What parts of the body need to be exposed to sunlight for the body to produce Vitamin D? Some say it's the skin, some say it's the eyes, and some say it's a combination. The most common answer I ...