Growing support for vitamin supplements.
D019587:Dietary Supplements; D002523:Edible Grain; D005492:Folic Acid / Q000008:administration & dosage*; D005527:Food, Fortified; D006710:Homocysteine / Q000097:blood*; D006801:Humans
D006710:Homocysteine; D005492:Folic Acid