Please tell me how these terms relate to vitamins and minerals?

I am the exercise physiologist for Westinghouse Energy Center. I received this question via e-mail. I was wondering what your explanation would be? Please tell me how these terms relate to vitamins and minerals? oxide chelated malate aspartate ascorbate citrate lactate colloidal I realize that the minerals are chelated or oxidized for the purpose of absorption,...

Is it advisable for non-pregnant adults to take pre-natal vitamin pills?

Is it advisable for non-pregnant adults (female and male) to take pre-natal vitamin pills? Pre-natal vitamins contain nutrients at levels recommended for pregnant women. Increased amounts of folacin (folic acid), iron, calcium and vitamin C (improves iron and calcium absorption) can be present. Folic acid has been found to reduce neural tube defects (spina bifida)...