Unverified75% confidenceFactTime unknown
L-苏糖酸镁(Magtein/镁-L-苏糖酸)宣称能穿过血脑屏障用于认知与睡眠,但元素镁含量极低(每粒常仅约48mg),需服用较多粒才达有效量
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75%
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Unverified苏糖酸镁(Magnesium L-Threonate)主打认知与睡眠,因分子量大,达到有效脑内浓度需较高剂量(常为每日3粒共约2000mg化合物,含元素镁约144mg),单粒含量低是正常配方设计92% similarUnverified苏糖酸镁(Magnesium L-Threonate)是唯一能有效透过血脑屏障的镁形式,对改善睡眠质量的研究支持强于氧化镁/柠檬酸镁,但成本高约3-5倍;日常放松助眠用甘氨酸镁性价比更高,追求认知与深睡才需苏糖酸镁90% similarUnverified镁补充剂选甘氨酸镁(Magnesium Glycinate)或苏糖酸镁(Magnesium L-Threonate)助眠效果优于氧化镁;氧化镁吸收率低且易致腹泻,苏糖酸镁能透过血脑屏障对入睡更有针对性86% similarUnverified助眠/放松场景优先选甘氨酸镁(甘氨酸本身有镇静作用)或苏糖酸镁(L-Threonate能穿过血脑屏障);睡前1小时服用,元素镁剂量200-400mg为宜84% similarUnverified以助眠/缓解焦虑为目标应选甘氨酸镁(甘氨酸本身有镇静作用)或苏糖酸镁(能穿过血脑屏障),睡前1小时服用200-400mg元素镁84% similar
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