Unverified85% confidenceDecision RuleTime unknown
选广谱防护broad spectrum(同时防UVA和UVB),只标SPF不标PA/UVA的产品防护不全;PA值代表UVA防护,UVA是导致晒黑和光老化的主因
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified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91% 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89% similarUnverified认准PA++以上或标注Broad Spectrum(广谱)标识,说明同时防护UVA(致晒黑老化)和UVB(致晒伤),仅标SPF只防UVB不够85% similarUnverified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)83% 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)82% similar
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