沙田(tian)柚(you)(you)(you)是廣(guang)(guang)東省“三高(gao)”農(nong)業(ye)戰略龍頭產(chan)品(pin)(pin)，是廣(guang)(guang)東省梅(mei)(mei)縣(xian)特(te)產(chan)柚(you)(you)(you)子品(pin)(pin)種，因其(qi)成(cheng)熟于金(jin)秋十月(yue)且(qie)外觀為金(jin)黃(huang)(huang)色(se)，故被美其(qi)名曰“金(jin)柚(you)(you)(you)”。金(jin)柚(you)(you)(you)果(guo)(guo)大(da)、外形美觀、果(guo)(guo)色(se)鮮黃(huang)(huang)、肉質(zhi)脆嫩、清甜(tian)爽口、汁(zhi)多化渣、有(you)(you)(you)香蜜味(wei)，富含(han)營(ying)養(yang)物質(zhi)和(he)較(jiao)高(gao)的(de)(de)(de)藥(yao)用(yong)(yong)價值(zhi)，素(su)有(you)(you)(you)“水果(guo)(guo)之(zhi)(zhi)王”之(zhi)(zhi)稱，又(you)由于其(qi)耐貯藏運輸，在自(zi)然通風條件(jian)下，可(ke)(ke)(ke)貯藏半(ban)年而不改風味(wei)，故又(you)有(you)(you)(you)“天然罐頭”之(zhi)(zhi)稱。 據廣(guang)(guang)東省農(nong)科(ke)院的(de)(de)(de)化驗分析：金(jin)柚(you)(you)(you)果(guo)(guo)汁(zhi)中(zhong)(zhong)(zhong)含(han)可(ke)(ke)(ke)溶性固形物14％，高(gao)者16％，全糖(tang)(tang)12.68％，有(you)(you)(you)機酸(suan)0. 368％，每100毫升果(guo)(guo)汁(zhi)含(han)維(wei)生(sheng)素(su)C104. 6毫克(ke)，較(jiao)甜(tian)橙高(gao)2倍，較(jiao)桔類高(gao)4倍，還(huan)含(han)有(you)(you)(you)蛋白質(zhi)、脂肪及維(wei)生(sheng)素(su)B1、B2、E、P以及人(ren)體不可(ke)(ke)(ke)缺少的(de)(de)(de)磷、鈣、鎂(mei)、硫、鈉等(deng)礦質(zhi)營(ying)養(yang)元(yuan)素(su)。中(zhong)(zhong)(zhong)醫(yi)認(ren)為金(jin)柚(you)(you)(you)具有(you)(you)(you)化痰(tan)(tan)止(zhi)咳，消食(shi)塊膈，主治孕婦食(shi)少、口淡、去胃中(zhong)(zhong)(zhong)惡氣(qi)，解(jie)酒毒，消除飲(yin)酒者口中(zhong)(zhong)(zhong)的(de)(de)(de)異味(wei)等(deng)功(gong)效。《本草綱目(mu)》記載：金(jin)柚(you)(you)(you)花富含(han)揮發性芳香油，除有(you)(you)(you)行氣(qi)、除痰(tan)(tan)、鎮(zhen)痛(tong)作(zuo)(zuo)用(yong)(yong)外，制作(zuo)(zuo)成(cheng)面脂后，具“長發潤燦”；柚(you)(you)(you)皮(pi)味(wei)辛(xin)、苦、性溫(wen)，其(qi)功(gong)能化痰(tan)(tan)止(zhi)咳，理氣(qi)止(zhi)痛(tong)，故柚(you)(you)(you)皮(pi)可(ke)(ke)(ke)入藥(yao)，制成(cheng)柚(you)(you)(you)皮(pi)糖(tang)(tang)果(guo)(guo)后，所含(han)的(de)(de)(de)柚(you)(you)(you)皮(pi)甙元(yuan)，有(you)(you)(you)解(jie)痙作(zuo)(zuo)用(yong)(yong)，這(zhe)與李時珍所說柚(you)(you)(you)皮(pi)具“散憤憨之(zhi)(zhi)氣(qi)”相一致。近(jin)年來，科(ke)技(ji)人(ren)員利用(yong)(yong)現代(dai)科(ke)學技(ji)術對金(jin)柚(you)(you)(you)進行了進一步研究(jiu)，發現在金(jin)柚(you)(you)(you)中(zhong)(zhong)(zhong)含(han)有(you)(you)(you)人(ren)體需要(yao)的(de)(de)(de)各(ge)種氨基酸(suan)和(he)豐(feng)富的(de)(de)(de)維(wei)生(sheng)素(su)C、B1和(he)胡蘿卜素(su)等(deng)，含(han)有(you)(you)(you)較(jiao)豐(feng)富的(de)(de)(de)柚(you)(you)(you)甙，屬(shu)于天然的(de)(de)(de)植物黃(huang)(huang)酮。柚(you)(you)(you)黃(huang)(huang)酮具有(you)(you)(you)抗炎、降(jiang)(jiang)血(xue)脂與血(xue)液黏(nian)度等(deng)作(zuo)(zuo)用(yong)(yong)，是治療心腦(nao)血(xue)管(guan)方面疾(ji)病(bing)(bing)的(de)(de)(de)特(te)效藥(yao)。柚(you)(you)(you)果(guo)(guo)中(zhong)(zhong)(zhong)還(huan)含(han)有(you)(you)(you)7—8％的(de)(de)(de)果(guo)(guo)膠，天然果(guo)(guo)膠既有(you)(you)(you)降(jiang)(jiang)低血(xue)糖(tang)(tang)、血(xue)脂、抗癌、抗菌、解(jie)毒、止(zhi)血(xue)和(he)調節(jie)腸道機能，防治糖(tang)(tang)尿病(bing)(bing)、肥(fei)胖癥與心腦(nao)血(xue)管(guan)疾(ji)病(bing)(bing)等(deng)許(xu)多保健(jian)功(gong)能，又(you)具有(you)(you)(you)優良的(de)(de)(de)膠凝、增(zeng)稠和(he)乳化穩定作(zuo)(zuo)用(yong)(yong)，因而可(ke)(ke)(ke)廣(guang)(guang)泛應用(yong)(yong)于食(shi)品(pin)(pin)、醫(yi)藥(yao)、化妝品(pin)(pin)生(sheng)產(chan)中(zhong)(zhong)(zhong)，還(huan)可(ke)(ke)(ke)用(yong)(yong)作(zuo)(zuo)生(sheng)化試劑。目(mu)前梅(mei)(mei)州已成(cheng)功(gong)開發出金(jin)柚(you)(you)(you)加工產(chan)品(pin)(pin)金(jin)柚(you)(you)(you)酒、金(jin)柚(you)(you)(you)茶(cha)、金(jin)柚(you)(you)(you)含(han)片(pian)等(deng)。
