Unverified85% confidenceDecision RuleTime unknown
缓解经期疼痛（原发性痛经）应优先选EPA含量高的鱼油，EPA:DHA比例建议≥2:1，因EPA是抗炎前列腺素调控的关键，直接抑制引发痛经的PGF2α
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Long-term
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UnverifiedOmega-3选EPA占比高的配方（EPA:DHA≥2:1，EPA≥500mg/日）对痛经和炎症性经期不适更有效，DHA主要针对孕期而非经期69% similarUnverified针对炎症、皮肤病、关节炎等治疗目的，应选择EPA含量高于DHA的配方（EPA:DHA约1.5:1至2:1），因EPA是主要抗炎成分；DHA为主的配方更适合幼犬幼猫神经发育与孕期66% similarUnverified以降甘油三酯/心血管为目标时EPA需求高，日总EPA+DHA建议2000-4000mg且EPA占比更高；以抗炎、情绪、脑力为目标时DHA更重要，选择DHA≥EPA的配方66% similarUnverified皮肤营养素首选含Omega-3(EPA+DHA)与Omega-6(亚油酸/GLA)配比在1:4至1:1之间的产品，深海鱼油来源的EPA+DHA日剂量应达每公斤体重20-55mg才对止痒抗炎有实际效果65% similarUnverifiedEPA:DHA比例越高越利于抗炎缓解痛经，但高EPA配方往往浓缩度更高、成本更贵；若同时有备孕/护眼护脑需求则需平衡DHA，二者难以兼得65% similar
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