油与美体健康油与美体健康 (10).pdf
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1、Oils and Health1.Oils and Obesity1.1 The nutrition and function of oilAn important energy storage and energy supplying substanceAdjust physiological functions,protect the internal organs andmoisturize skinProvide essential fatty acids,such as linoleic acid and-Linolenic acidAgood carrier for lipid s
2、oluble vitamin and bioactive compoundsPromote growth of probiotics in body and reduce the growth ofharmful yeast in the colon1.Oils and Obesity1.2 Oils and obesityNutrition overabundancelack of exercisemetabolism slowed downdrinking too muchObesity1.Oils and Obesity1.3 Obesity and type II diabetesTh
3、emetabolismpathofomentum fat under the bellyis different with commonsubcutaneous fat.They willproducemorefreefattyacids,resultinginhighbloodinsulinlevelsandinsulin resistance,which isalso the cause of type IIdiabetes.1.Oils and ObesityExtra nutritionLess exportIncrease of glucose level and FFACellul
4、ar overloadImpairedEndothelial cell functionCardiovasculardiseaseInsulin resistanceMetabolic syndromeOxidative stressDecreased insulin secretionImpairedGlucoseToleranceDiabetes1.4 Obesity and fatty liverFor normal person,total adipose quantity inliver is about 5%,but for the patient of fattyliver,to
5、tal adipose quantity can achieve 40%-50%.Fatty liver is a syndrome characterized byhepatocellular steatosis and fat accumulation.Itis the transitional stage of liver fibrosisandcirrhosisandahotbedofcardiovasculardiseases.1.Oils and ObesityLiver fibrosis CirrhosisLiver cancerSteatohepatitisSimple fat
6、ty liverNormal liverFatty liverCirrhosis fatty liver1.5 Fat metabolizationMedium chain and short chain fatty acidscan be absorbed after emulsification andenter the blood through the portal vein.Triglycerides with long fatty acids cancombinewithapolipoproteinandcholesterol to form chylomicron,thenent
7、er into blood through the lymphatic.When chylomicron triglycerides are notused immediately as energy,they willaccumulate in body and form fat.1.Oils and ObesityGlycerin,Fatty acidsSmall Intestine1.6 Low fat diet VS low carbohydrate dietGlucose can be converted into glycerol and fatty acids for thesy
8、nthesisoftriglyceridesthroughglycolysisandsugaroxidation in the body.Saturated fatty acids converted from sugars can also interferewith the normal physiological function of essential fatty acids,increasing the risk of degenerative diseases.Too much carbohydrateInsulinLess carbohydrateInsulinFat stor
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