what are the vitamins and their benefits?
['Vitamin A helps form and maintain healthy teeth, bones, soft tissue, mucous membranes, and skin.', 'Vitamin B6 is also called pyridoxine. ... ', 'Vitamin B12, like the other B vitamins, is important for metabolism. ... ', 'Vitamin C, also called ascorbic acid, is an antioxidant that promotes healthy teeth and gums.']