Cholesterol is a soft, waxy substance found among the lipids or fats in thebloodstream and in all cell membranes. It is a non-saponifiable lipid essential inmaintaining good health, as it is used to form cell membranes, several hormones, vitaminD, and bile acids needed to digest the fats present in our foods (1). Cholesterol is themajor sterol in the human body and belongs to the class of molecules called steroids,which are derivatives of the perhydrocyclopentanophenanthrene ring system (2). Itschemical structure is shown in Figure 1
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