Unverified86% confidenceDecision RuleTime unknown
选购认准通过美国FDA或欧盟标准、标注broad spectrum（广谱，同时防UVA和UVB）的产品，仅标SPF不标PA或broad spectrum的产品只防晒伤不防晒黑晒老
1
Sources
86%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Related Claims
Unverified认准'Broad Spectrum'(广谱)标识才能同时防护UVA和UVB，只标SPF而无PA或广谱标识的产品仅防UVB（晒伤），不防UVA（晒黑、皮肤老化及深层损伤）87% similarUnverified购买前查看是否标注'broad spectrum'(广谱)或同时有SPF和PA/UVA标识，仅有SPF只防UVB无法防UVA(致晒黑和光老化)85% similarUnverified认准防晒霜需同时具备UVA(PA值)和UVB(SPF值)防护即'广谱/broad spectrum'，只标SPF而无PA或broad spectrum的产品对长波UVA防护不足，无法防晒黑防老化85% similarUnverified认准防晒必须同时具备UVA（PA或欧标UVA圆圈标识/宽谱broad spectrum）和UVB（SPF）双重防护，只标SPF不防UVA的产品无法防晒黑和光老化83% similarUnverified认准包装标注"broad spectrum（广谱）"或同时标注UVA/UVB防护，仅标SPF只防UVB，UVA才是导致晒黑和皮肤深层损伤的主因82% similar
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