4、urdbeer.Bittergourdislow-glycemicandwith less fat,whichistheidealfoodforobesity.Itcontainssomesubstanceslikeinsulinhaveaobviouseffectofreducingbloodglucose.Ifwecombinebeerwithbittergourd,producingthebittergourdbeernotonlycanenrichthebeernutrition,butalsoincreasethevarietyofcolorstomeettheneeds