Vitamin is defined as a natural substance that is usually found in foods and that helps your body to be healthy. Vitamins allow your body to grow and develop. They also play important roles in bodily functions such as metabolism, immunity and digestion. There are 13 essential vitamins, including vitamins A, C, D, E, and K and B vitamins.
VITAMINS. What they do and which foods they are in. Vitamin A (Retinol). Vitamin B1 (Thiamin). Vitamin B2 (Riboflavin). Vitamin B3 (Niacin). Vitamin B6 (Pyridoxine). Vitamin B12. Vitamin C (Ascorbic Acid). Vitamin D. Vitamin E. Vitamin K. Folate. Biotin. Pantothenic Acid. Best supplements from Zenith Nutrition. Health Supplements. Nutritional Supplements. Health Infographics.