scoring_breakdown:[{"source":"word_of_mouth","score":82.9,"weight":0.5,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认可其美白效果,坚持使用1-2盒后手部肤色均匀度提升。清爽质地受到好评,夏季使用无负担。价格亲民,适合囤货。部分用户反馈烟酰胺浓度较低,对重度暗沉效果有限,但作为日常维护足够。少数敏感肌出现轻微刺痛,建议先试用。整体评价为\"平价中的战斗机\",复购率极高。","source_count":0}},{"source":"objective","score":90,"weight":0.1,"confidence":0.7,"details":{"dimension":"safety","rating_avg":4.5,"review_count":120000,"note":"proxy via rating_avg, v3 will parse specs_json"}},{"source":"user_review","score":90,"weight":0.25,"confidence":1,"details":{"rating_avg":4.5,"review_count":120000,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["\"凡士林这款手膜真的绝了,几十块钱买不了吃亏,美白保湿两不误。\"——抖音测评博主@小杨哥","\"成分简单有效,烟酰胺浓度刚刚好,适合新手美白入门。\"——小红书成分党@配方师小K"]}}]