Vitamin E - tocopherol
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Occurrence and structure
Tocopherol occurs only in plants, is e.g. particularly abundant in vegetable oils. It has a Chroman ring with a side chain. These oils include sunflower oil, palm oil, wheat germ oils and olive oil, among others.
function
Vitamin E. occurs in all biological membranes and serves as antioxidant. That means it protects - as well as vitamin C - Cell components from being attacked by aggressive oxygen radicals, which in most cases is too destruction/ Loss of function would lead.
Deficiency symptoms
Such is extremely rare, since the human depot fat (i.e. the Stomach, hips, legs…) be able to, Vitamin E. to be stored in amounts sufficient for 1-2 years. If there is still a shortage Tocopherol, For example, hemolytic anemia (which means that the number of blood cells is too low because they dissolve) can arise due to the no longer existing protection against oxidative stress.
Overview of vitamins
Water-soluble (hydrophilic) vitamins:
- Vitamin B1 - thiamine
- Vitamin B2 - riboflavin
- Vitamin B3 - niacin
- Vitamin B5 - pantothenic acid
- Vitamin B6 - pyridoxal / pyridoxine / pyridoxamine
- Vitamin B7 - biotin
- Vitamin B9 - folic acid
- Vitamin B12 - Cobalamin
Fat-soluble (hydrophobic) vitamins:
- Vitamin A - retinol
- Vitamin C - ascorbic acid
- Vitamin D - calcitriol
- Vitamin E - tocopherol
- Vitamin K - phylloquinone / menaquinone
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