Lecithin, also known as soy lecithin, is a phospholipid com[osed of phosphatidyl esters. These esters are known as phosphatides. The main constituents of lecithin are phosphatidylcholine, phosphatidylethanolamine, phosphatidylserine and phosphatidylinositol. A varying amount of other substances such as triglycerides, fatty acids, and carbohydrates can often be found in lecithin but the amounts depend on the source. Lecithin is a precursor to acetylcholine.
Lecithin is used in both topical and oral formulations. Lecithin supports the skin and body.
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Cautions Orally, lecithin may cause diarrhea, nausea, abdominal pain, or fullness.