Unverified80% confidenceDecision RuleTime unknown
标注活菌数的酸奶需看'出厂检测值'与'保质期末端值'，益生菌活性随冷链和时间衰减，若产品能保证保质期末活菌数≥10^6 CFU/g（国标发酵乳要求）才有实际益生功效
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Unverified真正有益生菌功效的酸奶需标注'活菌型'且冷藏销售，活菌数应≥1×10⁶ CFU/g；常温储存的'风味酸乳'（如各类利乐包常温酸奶）经过灭菌处理不含活菌，只有蛋白质补充作用83% similarUnverified国标GB 19302规定酸奶出厂时乳酸菌活菌数须≥1×10^6 CFU/g，但益生菌功效通常需每日摄入10^8~10^10 CFU活菌，普通酸奶到达货架末期活菌大幅衰减，选购时应看标注'活菌数≥10^8/份'及冷链保障83% similarUnverified真正有活菌功效的看包装是否标注冷藏保存（2-6℃）且活菌数≥10^6 CFU/g；常温酸奶经巴氏灭菌，无活菌只有营养和风味83% similarUnverified看益生菌要认准活菌数标注'≥10^8 CFU/g'且需冷藏（2-6℃）的低温酸奶；常温酸奶经巴氏杀菌无活菌，只有营养没有益生菌功能82% similarUnverified选购活性酸奶看标签活菌数应≥1×10^6 CFU/mL（国标最低要求），优质产品可达1×10^8以上；标注'益生菌'的需明确到菌株号（如乳双歧杆菌BB-12）才有确切功效证据81% similar
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