BIO 111 Lecture Notes - Lecture 14: Seven Countries Study, Olestra, Low-Density Lipoprotein
Document Summary
Fat-based fat replacer that is approved in the u. s but not canada. Has a core ring sucrose with up to 8 fatty acids attached. Human enzymes do not recognize olestra so it will pass through digestive tract and exit intact. Properties are identical to fat/oil when frying, cooking and baking. Undigested olestra could cause diarrhea, gas, cramping and anal leaking of oily discharge inhibits absorption of some vit/min, therefore olestra containing foods are fortified with. 3g of olestra per/day reduced blood lycopene (phytochemical) concentrations by about. Death rates from heart disease were strongly associated with diets high in sat fats. Death rates from heart disease were weakly associated with diets high in total fat. Finland and crete (greek island) had the high fat intake. Finland had high rate of death from heart disease. Crete had the lowest rate of death from heart disease.
