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β-Sitosterol is widely distributed in the plant kingdom.It is found in vegetable oil, nuts, avocados, and derived prepared foods such as salad dressings. [2] Olavius algarvensis, a species of marine annelid, predominantly incorporate β-sitosterol into their cell membranes instead of cholesterol, though cholesterol is also present in said membranes.
For plant stanol esters: (i) Foods containing at least 1.7 g per serving of plant stanol esters, eaten twice a day with meals for a total daily intake of at least 3.4 g, as part of a diet low in saturated fat and cholesterol, may reduce the risk of heart disease. A serving of [name of the food] supplies ___grams of plant stanol esters. [17]
They occur naturally in most eukaryotes, including plants, animals, and fungi, and can also be produced by some bacteria (however likely with different functions). [ 2 ] [ 3 ] The most familiar type of animal sterol is cholesterol , which is vital to the structure of the cell membrane , and functions as a precursor to fat-soluble vitamins and ...
Plant stanols are present in small amounts in human diet. Their main sources are whole-grain foods, mostly wheat and rye.The daily intake of stanols in the average western diet is about 60 mg/d, whereas the intake of plant sterols is about 150–300 mg/d and that of cholesterol is 500–800 mg/d.
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Plants used that have been shown to contain phytoestrogens include Pueraria mirifica [55] and its close relative kudzu, [56] Angelica, [57] fennel, [28] and anise. In a rigorous study, the use of one such source of phytoestrogen, red clover , has been shown to be safe, but ineffective in relieving menopausal symptoms [ 58 ] ( black cohosh is ...
As they are present in food consumed in human diets and in plants used in traditional medicine of several cultures, their role in human health and disease is a subject of research. [ 1 ] [ 5 ] [ 6 ] [ 7 ] : 104 Some phenols are germicidal and are used in formulating disinfectants.
The Portfolio Diet is a therapeutic plant-based diet created by British researcher David J. Jenkins in 2003 to lower blood cholesterol. [1] [2] The diet emphasizes using a portfolio of foods or food components that have been found to associate with cholesterol lowering to enhance this effect.