Unverified82% confidenceDecision RuleTime unknown
日常保健成人每日摄入活菌100-200亿CFU即可，超过500亿CFU对健康人群无额外收益，高剂量主要针对抗生素后菌群紊乱、腹泻恢复等特定情况
1
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82%
Confidence
Long-term
Relevance
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Unverified成人日常保健活菌数建议在100亿-300亿CFU区间；抗生素后调理或急性腹泻可选300亿-500亿CFU。低于50亿CFU的产品保健意义有限，超过1000亿CFU的高剂量除非临床指导否则无额外收益90% similarUnverified日常保健成人剂量50亿-100亿CFU即可，抗生素后修复或肠道功能紊乱可选100亿-300亿CFU，超过300亿CFU的高剂量对普通人无额外收益且更贵90% similarUnverified成人日常保健每日100-200亿CFU即可，超过300亿边际效益递减；肠道急性问题或抗生素后修复可短期用到300-500亿89% similarUnverified日常保健成人剂量选择100-200亿CFU即可，抗生素相关腹泻或肠易激等特定问题可选择200-500亿CFU；单纯堆高到千亿级CFU并不等于效果更好，菌株匹配比总数更关键89% similarUnverified日常保健成人剂量选择每份100-200亿CFU即可；抗生素后菌群修复或肠易激（IBS）等问题建议200-500亿CFU；超过500亿CFU对普通人无额外证据，属营销噱头87% similar
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