Unverified75% confidenceTradeoffTime unknown
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
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Unverified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92% similarUnverifiedL-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90% similarUnverified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89% similarUnverified睡前助眠优先选甘氨酸镁或苏糖酸镁(L-Threonate),后者能透过血脑屏障对认知/睡眠更有针对性,但价格高、元素镁含量低;柠檬酸镁虽吸收好但轻泻作用可能影响睡眠89% similarUnverified镁剂型选甘氨酸镁(glycinate)或苏糖酸镁用于睡眠/神经放松,氧化镁(oxide)吸收率低(约4%)主要用于通便;补镁改善睡眠焦虑不要选氧化镁87% similar
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