There are 13 vitamins in total: A, B1, B2, B3 (Niacin), B5, B6, B12, Biotin, Folic Acid, C, D, E and K.
The fat soluble vitamins are A, D, E and K and – as the name suggests – they are delivered in fats and need to be for their absorption. The best sources of these vitamins are animals and their...
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