Unverified85% confidenceDecision RuleTime unknown
选购防晒粉饼优先看PA值而非只看SPF，日常通勤PA+++（PA3个加号）即可，长时间户外或防晒黑需求选PA++++（4个加号），SPF建议≥30
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Unverified日常上下学/短时户外选SPF30 PA+++足够；海边/高原/长时间暴晒选SPF50+ PA++++，PA等级决定UVA防护（防晒黑防光老化），SPF只管UVB（防晒伤）80% similarUnverified选购防晒粉饼优先看SPF50+ PA++++且标注广谱(broad spectrum)，PA等级对应UVA防护决定防晒黑与光老化能力，仅有高SPF而PA低于+++的不建议入手78% similarUnverified防晒系数SPF50+ PA++++，日常通勤防晒力足够，但属于化学防晒体系，对化学防晒剂敏感的人群需注意76% similarUnverified选购标准：日常城市户外选SPF30+/PA+++、驱蚊成分派卡瑞丁10%-15%即可；高强度暴晒户外选SPF50+/PA++++，但此时驱蚊防晒建议分开76% similar
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