Vitamin D
The sun
its a source of vitamin D.
The Sun!
The sun
The sun is a valuable source of vitamin D which is necessary for proper cell function. The sun is a natural source of this important nutrient.
The sun is a great source of vitamin D, and information on the sun in relation with vitamin D can be found on The Office of Dietary Supplements. Also, the Science Channel provides general factual information about the sun.
The sun is a source of vitamin D. A lack of vitamin D can cause softness of the bones, among other ailments. See Rickets and Osteoperosis.
Natural sunlight is an excellent source of vitamin d. The skin absorbs vitamin d from the sun's rays, but it is still essential to use sunblock to prevent skin damage.
you only have to go out in the sun. the sun is the main source of Vit.D. you dont have to buy them. in fact, i dont think you can!
Yes. It is a good source of vitamin D which helps to strengthen bones.
There are many but sunlight is the main. hope
I know that vitamin d is one isn't vitamin e another?