Vitamins
Thursday, November 12th, 2009Vitamins Info
About vitamins secrets
Vitamins and their effects on the human body were discovered at the beginning of the last century of medical research. A fresh, vitamin-rich diet ensures that the metabolism in the body works. Vitamins are vital substances. Of the thirteen known vitamins the body can only produce vitamin D itself. All other vitamins must be the body through the food will be fed. There are two groups: water soluble and fat-soluble vitamins.