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Why are mildly acidic cosmetics said to be good for the skin?
Looking at recent cosmetic trends, mildly acidic products are becoming increasingly common. From facial cleansers to body washes and shampoos, mildly acidic products are readily available. When researching mildly acidic cosmetics, one term frequently appears: 'pH concentration.' pH refers to the skin's acidity, and just as the name 'mildly acidic' suggests... The skin's acidity is in a slightly acidic state with a pH of approximately 5 to 6. It refers to having a certain pH. Then, what is the reason why mildly acidic cosmetics are said to be good for the skin?
in other words, The skin must maintain a slightly acidic pH to protect itself from external substances such as bacteria. You can do it. It is also said to prevent moisture from evaporating from the skin. Therefore If you use mildly acidic cosmetics, you can expect the effect of creating a protective barrier on the skin. You can. Especially if you have alkaline skin, you can expect better results by using mildly acidic cosmetics.
Source https://post.naver.com/viewer/postView.naver?volumeNo=32662086&memberNo=54067778