The two types of vitamin groups would be categorized as fat soluble vitamins and water soluble vitamins. The fat soluble vitamins are vitamins A, D, E, and K and they are all usually found in the fat content in foods. Sources of these may also be found in food items such as vegetable oils, nut, egg yolk, fish oil, whole grains and deep green leafy vegetables.
As for the water soluble vitamins these come in the form of vitamin B, C, and B complex. Containing elements such as thiamin, riboflavin, niacin, folate, biotin and Pantothenic acid which are all what the body needs to carry out specific functions to ensure optimum working if all the body systems.
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