Unverified90% confidenceDecision RuleTime unknown
干性肌肤及冬季应避开纯皂基(钠皂/钾皂)洁面皂,其pH值通常在9-10偏碱性,会破坏皮肤弱酸性屏障,选氨基酸表活或Syndet合成皂(pH 5.5-7)更安全
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Unverified皂基pH值超过9.5的强碱性皂长期使用会破坏皮肤弱酸性屏障,草本护肤皂应选pH 7-8范围,可通过是否添加乳木果油/椰油判断温和度88% similarUnverified敏感肌/湿疹肌不建议购买含皂基(脂肪酸钠/钾)的传统皂,其碱性会破坏皮肤弱酸性屏障,应选择氨基酸表活的Syndet合成皂(如Dove、Cetaphil洁肤块),pH接近5.588% similarUnverified固体洁面皂(如手工皂/氨基酸皂基)pH多偏碱性(pH8-9),干皮和敏感肌长期使用易紧绷脱皮,敏感肌出行优先选标注氨基酸表活、pH5.5-6.5的膏状产品87% similarUnverified面部清洁不建议长期用普通碱性皂基皂,pH9-10会破坏皮肤弱酸性屏障;洁面应选氨基酸表活或专用氨基酸皂87% similarUnverified皂基型洗手皂pH值通常在9-10偏碱性,清洁力强但易破坏皮肤弱酸性屏障;干皮/敏感肌应选氨基酸表活或添加甘油、乳木果油、橄榄油的Superfatted(过脂)配方皂87% similar
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