3种山药鲜品营养成分与药理活性成分分析

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中图分类号R285 文献标识码A文章编号 0517-6611（2025）12-0145-04

doi：10.3969/j.issn.0517-6611.2025.12.033开放科学（资源服务）标识码（OSID）：

Analysis of Nutritional and Pharmacological Active Ingredients in Three Fresh Yam Varieties

LIU Guo-xia，YAO Chuan，FAN Yang-yang etal（Crop GermplasmResources Instute，Shandong AcademyofAgriculturalSciences， linan，Shandong 250100）

AbstractObjective]TosystematicallevaluatethenurtionalqualityndmedicinalvalueofnationalgeographicproductCheniyam. [MethodUsingionstckyaascotrolcidhdrolysisethod，spectrophotometryliqidhomatogaphyadothreodsed todetectthecontetofsarch，protein，mneralsmioacids，olyaccdes，tc.intefrshproductsofXishmandJipicaoam[ sultlTherewasodfeeiotofbleproteg3eeoetsftotalachdopecioliJipica than Tiegun.The content of total amino acids in Xishi and Jipicao was 0.916% and 1.023% ，which was lower than the content of 1.685% in Tiegun.Teratioofesentialaminoacidtototalaminoacid（EAA/TAA）ofXishiandJipicaoasclosertoFAO/WHOrecommendedvalue thanTiegun.ThecalimndfrrumcontentindscendingorderasXishiipicao，Tiegn.Teptassuandzincontentinsnding orderwasJipicao，TiegunandXishi.ThecontentofpolysachardeandalantoinidescendingorderwasthesameascalcimcontentThe highestontentoflynolanddosinasJipicaondTegnespectivelyeflavodsontentastsigniicantlydfntbten XishiandTiegun，hichashgherthanJicao.Coclusion]Chenjiyahaseterutrialandarmacolgicalvalue，witasoblemino acid composition and high content of mineral elements，polysaccharide，polyphenol and allantoin.

KeywordsYam;Nutritional compoments;Active ingredients;Contenl

山药（DioscoreaoppositaThunb.）是薯科植物薯的地下根茎，不仅含有淀粉、氨基酸、矿物质等营养成分，而且含有多糖、黄酮、皂苷等药理活性物质，具有补脾养胃、生津益肺、补肾涩精的功效，是国家卫生健康委员会2002年首批公布的药食同源中药材之一[1]。（剩余7594字）