Unverified82% confidenceDecision RuleTime unknown
GABA(γ-氨基丁酸)助眠饮品单次有效剂量为100-200mg,低于50mg基本无实际助眠意义,购买时查看每份含量而非配料表排序
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UnverifiedGABA(γ-氨基丁酸)作为安神成分,有效添加量需≥100mg/份,低于此剂量的产品多为概念性添加,助眠体感不明显90% similarUnverifiedGABA需搭配L-茶氨酸才能提升助眠协同性,单独口服GABA因难以透过血脑屏障效果有限,复方中GABA有效剂量应达100-200mg/日,L-茶氨酸达200mg以上86% similarUnverifiedL-茶氨酸有效助眠剂量为每日200mg左右,其配合GABA使用有协同作用,但GABA口服能否透过血脑屏障仍有争议,若产品主打GABA而缺乏茶氨酸、甘氨酸等成分,临床依据较弱86% similarUnverified含L-茶氨酸的饮品建议单次200mg左右,其助眠机制是放松而非镇静,适合白天也可饮用不影响清醒度,与GABA复配有协同作用85% similarUnverified助眠成分优先选GABA(γ-氨基丁酸)添加量≥100mg/份或L-茶氨酸≥100mg/份,这两种是有明确安神研究基础的成分;仅添加洋甘菊、酸枣仁等草本提取物则安神强度偏弱、更偏心理安慰84% similar
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