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Unverified85% confidenceDecision RuleTime unknown

日常保健100-200亿CFU即足够，肠道功能紊乱/抗生素后修复期可选300-500亿CFU；CFU并非越高越好，超过500亿边际收益递减且可能引起腹胀

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益生菌制剂category

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Unverified成人日常保健选择100-200亿CFU即可，肠道紊乱/抗生素后修复期可选300-500亿CFU；单纯堆高CFU数字而菌株未经验证意义不大92% similar Unverified一般日常保健选择每份50亿-100亿CFU即可；抗生素后调理、腹泻等特定问题可选100亿-500亿CFU；单纯追求超高CFU（如千亿级）并非活菌越多效果越好，超过肠道定植上限的部分会被排出90% similar Unverified日常保健100-200亿CFU即可，抗生素相关腹泻或IBS等特定问题需250-500亿CFU；CFU并非越高越好，超过菌株临床验证剂量无额外收益且增加成本90% similar Unverified活菌数并非越多越好，成人日常保健100亿-200亿CFU即可，抗生素后修复或明确肠道问题可选300亿-500亿CFU，超1000亿CFU对普通人无额外收益90% similar UnverifiedCFU并非越高越好，日常保健100-300亿CFU足够，抗生素后菌群重建或特定肠道问题可选300-1000亿CFU；标注应为'保质期末活菌数'而非'出厂添加量'，两者可差数倍90% similar

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