Ph of skin and hair products
May 18, 2016 Effects of pH on hair. Note that the pH of the scalp is around 5. 5 like the rest of the skin, which is more alkaline than the isoelectric point (pH 3. 67) of hair. For that reason, most hair products do not go lower than pH 5. 5. Lower pH can irritate the skin. Obviously as far as hair is concerned, the closer to the isoelectric point the better.Apr 17, 2019 Its been demonstrated that skin with pH values below 5. 0 are healthier, more hydrated, and have a stronger barrier function than those above 5. 0. ( 2) Our skin is protected by something called the acid mantle. It is a small film on the surface of the stratum corneum composed of fatty acids, lactic acid ph of skin and hair products
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