ratina in eye
it repairs body tissue after strenous exercise
It helps your whole body
every part
The main purpose of Vitamin K is to aid in the clotting process. Vitamin K is important as part of the blood clotting mechanism of the body.
They have a hart
An important nutrient would be beta carotene, which the body uses to make Vitamin A.
You do not use it consciously, but your body uses it (from sunlight) to generate vitamin D.
Adenine is the v4 it is produced by the body, no longer considered a vitamin and it is not part of the list. At one time it was, and the scientists discovered it is part of the metabolism of humans.
Vitamin C is water soluble vitamin. It can not be stored in your body. But I have read in world famous medical text book that the elderly people should be given one or two grams of vitamin C on your monthly visit. That should do. It takes years to get the deficiency of the vitamin B 12, which is water soluble vitamin.
Claws
plasma.
Its neither a vitamin or a mineral. Glycerol is normally chemically combined with fatty acids to form fats. The body either uses it to make more fats or metabolizes it for energy.