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Vitamin D (Calciferol)
Vitamin D is unique because it is the only conditional vitamin. Vitamin D is known as the “sunshine” vitamin. It is formed in the body by the action of the sun’s ultraviolet rays on the skin. Where humans are not exposed to enough sunlight, supplemental intake of vitamin D is required.
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Vitamin E (Alpha tocopherol)
Vitamin E, also known as tocopherol, is a fat-soluble vitamin that is an essential nutrient for humans. It is believed that vitamin E is a potent antioxidant that protects cell membranes and other fat-soluble parts of the body, such as low-density lipoprotein (LDL) cholesterol from damage.
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Vitamin K
The term vitamin K refers to a group of substances (Vitamin K1, K2 and K3 that exhibit hemostatic activity. It is believed that many of vitamin K's effects come from its ability to increase the body's ability to transport calcium.
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Choline
Choline is a water-soluble B complex vitamin group.
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