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Doctor insights on: What Does Vitamin D Do For Your Body

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What does vitamin d do for your body? Is it necessary?

What does vitamin d do for your body? Is it necessary?

Vitamin D benefits: Vitamin D can help prevent heart disease, diabetes, osteoporosis, & even some cancers. Because many of us can't get enough from the sun, taking a supplement may be a good idea for some. Get your levels checked at your next check-up so you'll know if you need more. (Ref. bhg.com) ...Read more

Dr. Randy Baker
1,823 doctors shared insights

Vitamin D (Definition)

Vitamin d is a vitamin which is a kind of nutritional agent ...Read more


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What does vitamin d do for the body?

What does vitamin d do for the body?

Active hormone: Hi. Vitamin D per se has no direct effect in the body. Vitamin D is 25-hydroxylated in the liver. 25-hydroxyvitamin D is converted to the active hormone, calcitriol, in a tightly regulated step in the kidneys. Calcitriol is the active agent. It regulates gene expression in target tissues (gut, bone, muscle, etc). Calcitriol helps with calcium homeostasis, bone & muscle health, balance, etc. ...Read more

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Is vitamin d good for your body?

D does many things!: Vitamin d3 is quite essential for many things. The skin will make this on exposure to sunlight, but most people still need it as a supplement. It is necessary to absorb calcium from the GI tract, and prevent osteoporosis. But it bolsters the immune system, helps prevent prostate, breast, and colon cancers, and heart disease as well. ...Read more

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How long does vitamin d stay in body?

How long does vitamin d stay in body?

Fat soluble: Vitamin d is fat soluble and can stay in your body indefinitely unless it is used up by not replenishing it. ...Read more

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How do our bodies make vitamin d outside?

How do our bodies make vitamin d outside?

Its made inside: Sun exposure is an easy, reliable way for most people to get vitamin d. Exposure of the hands, face, arms, and legs to sunlight two to three times a week for about one-fourth of the time it would take to develop a mild sunburn will cause the skin to produce enough vitamin d. The necessary exposure time varies with age, skin type, season, time of day, etc. Still, vitamin d deficiency is very common. ...Read more

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How long does vitamin d stay in your body?

3 mos: Vitamin d is fat soluble, so once your level is stable on replacement it takes up to 3 mos to decline back to the prior level. ...Read more

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How is level of vitamin d in the body lowered?

How is level of vitamin d in the body lowered?

VIT D: Is made in the skin and the light spectrum needed is best between noon and three pm daily for 15-20 minutes -without sunscreen. Sunscreen blocks vit d synthesis by 95%. Staying indoors and not being in sun between 10 am and 4 pm reduces our exposure. As said before...Poor diet and chronic illnesses ..And living above the 34th parallel all contribute.Serum levels are optimal at 50-70. ...Read more

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Can vitamin d already present inside our body?

Can vitamin d already present inside our body?

No it is produced by: No it is produced by exposure to sunlight. ...Read more

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How many ways is vitamin d good for your body?

How many ways is vitamin d good for your body?

Bone health: It is widely agreed that vitamin d is important for bone health. Other benefits are controversial but include help in fighting infections, help in preventing diabetes, and help in preventing depression. ...Read more

Dr. Linda DiMeglio
1,022 doctors shared insights

Calcitriol (Definition)

Calcitriol is a metabolic agent which is a kind of ...Read more