Unverified80% confidenceCautionTime unknown
偶尔烧烤（一年少于5次）不建议囤大包装（500g以上）腌料，开封后香辛料油脂易氧化，孜然/花椒类香味3个月后明显衰减，选小包装分装更佳
1
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80%
Confidence
Long-term
Relevance
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Unverified不建议一次性大量囤购香辛料粉末，即使密封，多数粉末风味在开封后6个月内明显衰减；家庭用量应按'半年用完'原则购买小规格包装83% similarUnverified低频烘焙者（每月＜1次）不建议买5kg以上大包装——低筋面粉开封后易吸潮结块、生虫，开封后建议3个月内用完82% similarUnverified一次性少量烹饪不建议买1kg以上大桶膏状腌料，膏体开封后即使冷藏3个月内易变质发酵，浪费风险高81% similarUnverified家庭烘焙选250-500g小包装为宜，可可粉开封后易吸潮结块和串味，纯可可粉保质期虽长但风味在开封后6个月内明显下降，大包装易浪费81% similarUnverified干姜含挥发油易走味，家庭一次购买不宜超过3-6个月用量；小包装（100-250g）或分袋密封装更能保持辛辣度，大包装受潮易霉变结块81% similar
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