Human nutrition/Vitamins, fat soluble
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Fat soluble vitamins can build up over time. The nutritional needs for humans for good health is the optimum daily intake or ODI. For physical activity the requirements may be higher. The common place daily requirement standards were necessary for the minimum to prevent nutrition deficiency.
A[edit | edit source]
Vitamin A can be synthesized from certain substances in plant foods: beta-carotene, and other carotenoids.
D[edit | edit source]
E[edit | edit source]
Vitamin E is an important antioxidant for within cells.
K[edit | edit source]
Vitamin K is produced by symbiotic bacteria in the human digestive system .