如果化妆水含有此成份，对皮肤会有什么影响

为何刺激度5却可以安心使用>"

此为强碱配方，皂基成分，ph值约为9~10.对皮肤刺激性大

Potassium Hydroxide is a harmful ingredient that is found not just in skin care products but in everything from leather tanners and drain cleaners. Also known as lye, Potassium Hydroxide is extremely corrosive and can be found in soaps and shampoos to control the pH of the skin. The trouble is that Potassium Hydroxide is known to cause severe burns and pain in some cases as well as blindness should it get into the eyes.

Read more: http://www.articlesnatch.com/Article/Most-Harmful-Ingredients-In-Your-Skin-Care-Products/953729#ixzz1wFZO8r2y
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如果它是为了调整整体的酸硷值, 最终产品的酸硷值如果还是亲肤的弱酸性, 那就没有什么关系了吧

这个成分加到儿童防晒霜里会不会对皮肤有影响啊？天天闷在脸上几个小时哎..

同上(dkwu123 )：如果它是为了调整整体的酸硷值, 最终产品的酸硷值如果还是亲肤的弱酸性, 那就没有什么关系了吧

i remember that Krave beauty aha have this ingredient. That is why it makes my skin fell itchy

洗髮精加氢氧化钾 洗了会不会秃头?

氢氧化钾是强硷没错,但完全皂化后的成品中是不含KOH的,大家以前上化学课没有学过吗?氢氧化钠(NaOH)也是一样的道理,所以才说可以安心使用啊!!制作过程中没有使用KOH跟NaOH的皂不能称作液态皂或肥皂,多半只是活性介面剂,是假的肥皂啊!

刚用了含有Potassium Hydrate的洗面乳感觉还不错，但确实盒上也标明避开眼周。另请问有人知道为何洗面乳建议用温水洗吗？谢谢