what are the essential vitamins that the body needs?
['VITAMIN A. GOOD FOR: Healthy eyes and general growth and development, including healthy teeth and skin. ... ', 'B VITAMINS. GOOD FOR: Energy production, immune function and iron absorption. ... ', 'VITAMIN C. ... ', 'VITAMIN D. ... ', 'VITAMIN E. ... ', 'VITAMIN K. ... ', 'FOLIC ACID. ... ', 'CALCIUM.']