[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

MK-7存在全反式(all-trans)和顺式两种异构体,只有全反式具有生物活性;纳豆发酵天然提取的MK-7几乎全为全反式,合成MK-7可能含无活性顺式异构体,选购应认准'全反式'或'纳豆来源'标注

1
Sources
82%
Confidence
Long-term
Relevance
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First Seen

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