Choline
Choline is an essential nutrient that is sometimes informally referred to as vitamin B4, although it is not officially classified as a B vitamin. The body can produce some choline, while additional amounts are obtained from food and food supplements.
Choline contributes to normal lipid and homocysteine metabolism and to the maintenance of normal liver function. Choline supplements are available in different forms, including powders, capsules and combined formulas.
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