Vitamin D is fat soluble vitamin. It is very vital for optimum functioning of skin. Accurate daily does of vitamin D benefits by preventing eczema. It also reduce dark spots. Another benefit is, it minimises acne. It also helps in development of skin cells and their repair. These are just few benefits of vitamin D for skin. Lets have a look at all the 10 benefits that vitamin D has for skin.

Skin synthesizes vitamin D naturally on exposure to sunlight. But, that is not a only way, you can have vitamin D. You can have it from consumption of its rich sources. Those are-

• Fish, its cod liver oil
• Eggs
• Mushrooms 
• Milk- just 2 glasses of milk in a day would be sufficient for daily dose of vitamin D.

10 Benefits of Vitamin D for Skin-

1) Development of skin cells and their repair-

Vitamin D repair old skin cells as well as manufacturers new ones. Old skin cells get damaged because of their wear and tear. They need replacement with new skin cells.

For new skin cells, you need to consume vitamin D and expose your skin to sun. Because, if you won’t, then very less number of skin cells will develop. Because, of that very thin outer layer of skin will develop. That thin layer won’t be as protective as thick layer formed from vitamin D consumption is.

2) Helps in formation of skin’s immune system cells-

Vitamin D helps in formation of keratinocytes. They are part of skin’s immune system. Keratinocytes protects skin from invasion of microorganisms in deep skin layers. They guard skin against infections. 

3) Guard against premature skin aging-

Vitamin D has antioxidant properties. This antioxidant quality of vitamin D eliminates free radicals from body. These free radicals are soul culprit that cause premature aging by causing oxidative stress. 

4) Treats psoriasis-

Vitamin D also treats psoriasis. How it does that? It does that by reducing oxidative stress in skin. This oxidative stress aggravates psoriasis’s itchy and flaky skin more. Vitamin D reduce that. It also reduces redness, swelling and inflammation of psoriasis. That it do with its anti-inflammatory properties. 

5) Heal skin wounds-

Because of anti-inflammatory properties of vitamin D, it protects wound from microbial infection. Whether these wounds are burns, cuts or bruise, it heals them all. It does that by stimulating collagen production in wounded tissue. Collagen formation is very basic and important step in forming healed tissue in place of wounded tissue.  

6) Prevents eczema-

Eczema is a skin disease with rough and inflamed skin. A lot of itching happens in it with dryness. Sometimes, out of itching, pin head size bleeding occurs in eczematous skin. Vitamin D prevents eczema by moistening it with its nutrients. That inflamed dryness is soul base of eczema.

7) Minimize acne-

Vitamin D also prevents acne by stopping inflammation in it. Vitamin D do that by its anti-inflammatory properties. It also controls extra serum that is released in acne. That it do by its hormonal effect. How vitamin D has hormonal effect? Not all, but one of the types of vitamin D called calcitriol has hormonal effect. Calcitriol is active form of vitamin D  that hormonal effect inside body.

8) Boost collagen production and enhance skin radiance-

Vitamin D boost collagen production in wounded skin. That is important for healing of wounds, as said above. It enhances skin radiance by replacing old skin cells with new ones. New skin cells have more radiance. 

9) Lessen dark circles, stretch marks and wrinkles on skin-

Vitamin D reduce stretch marks by increasing skin elasticity. It lesson dark circles and wrinkles on skin. That it do by reducing oxidative stress of skin.

10) Prevents skin cancer-

Vitamin D also shield against skin cancer by removing free radicals. It is free radicals that cause cancerous cell development in skin.

Point to be noted-

Although, in whole of the article, above you have been told benefits of vitamin D; but do not consume it in excess. Because, that will cause toxic effects in body.

Its normal allowed accurate dose is 4000 IU daily only for age above 9 years and below 70 years.

Over dosage occurs to toxic effect, when you consume vitamin D above 10, 000 IU daily.

Over dosage have poisonous effect, when you consume it above 40,000 IU daily. 

Don’t start sitting in sunlight for long. Don’t think that it doesn’t have any harms. It has harms, just like  consuming over-dosage of vitamin D orally have. 

What harm it has, in sitting in sunlight for prolonged hours to have vitamin D? That harm is skin cancer. Therefore, do not expose your skin to sunlight for more than 15 minutes.