Almost all grapefruit families will emit a touch of sour and sweet taste, which will not only make people feel refreshed, but also slightly eliminate the heat in Australia. Moreover, their shelf life is longer than that of ordinary fruits, so you might as well put a few fresh grapefruit indoors during the rich season to enjoy this natural fragrance.
economic value
Essential oil can be extracted from the leaves, flowers, fruits and skins of grapefruit. The oil content of pomelo peel is 1.2-2%. The pulp (juice cells) can be made into natural drinks, such as grapefruit juice and grapefruit beer. The surface layer of China peel is a good raw material for extracting pectin. Pectin is used as emulsifier in cosmetics, ointment in pharmaceutical industry, thickener and gelling agent of syrup in food industry, and additive in the trial production of jelly, peony bark, jam, puree, wet candied fruit and cloudy juice. Pomelo peel can be used as ingredients and raw materials for processing preserved fruit and canned food. Naringin and neohesperidin are more in pomelo peel. These ingredients are daunting, but they can be used as a base material to make a new sweetener-neohesperidin dihydrochalcone, which is 0/500-2000 times sweeter than sugarcane.