Unverified90% confidenceDecision RuleTime unknown
护眼目的选购时认准标准化提取物(如标注25% anthocyanins或36% OPC),标准化程度越高活性成分越稳定,非标准化的'蓝莓粉'实际花青素含量可能不足1%
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Unverified标准化提取物(standardized extract)标注为25%花青素苷,纯度和有效成分稳定;未标注标准化比例的'蓝莓浓缩粉'或'蓝莓果粉'实际花青素含量可能不足1%,价格便宜但效果弱81% similarUnverified越橘提取物标准化标准通常为25%或36%花青苷,36%标准化(对应约6%越橘素/anthocyanidins换算)是欧洲药典级常见规格;葡萄籽提取物标准化以95% OPC原花青素为高纯度标杆80% similarUnverified标注花色苷标准化含量为36%,属于越橘提取物品类中较高的标准化水平76% similarUnverified看有效成分应认准花青素含量而非蓝莓提取物总量,优质产品标注花青素≥25%(如36%越橘提取物换算花青素约6-9mg/粒),劣质品仅标'蓝莓浓缩汁'含量极低76% similarUnverified选购蓝莓提取物应认准标准化提取物标注花青素含量≥25%(即每500mg提取物含≥125mg花青素),无花青素百分比标注的产品可能只是浓缩果粉,有效成分极低76% similar
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