On the effect of glycolic acid on underarm whitening
Recently, many people have explored the method of underarm whitening, and glycolic acid has been discussed in Reddit. Glycolic acid belongs to the class of fruit acids and has considerable effect on skin care.

Its underarm whitening is due to the unique chemical properties of glycolic acid. It can gently exfoliate the surface of the underarm, make the accumulated old keratin fall off, and make the skin look bright again. And it can accelerate the metabolism of the skin, promote the excretion of melanin metabolism, and prevent it from depositing on the underarm skin, thereby achieving the effect of whitening.

Looking at the Reddit discussions, there are people who have tried to use glycolic acid to whiten their armpits. When they first use it, they feel a slight tingling in the armpits, but this feeling disappears soon. After continuous use, over a few weeks, the skin tone under the armpits gradually brightens and the skin feels smoother to the touch.

However, there are also concerns. The skin under the armpits is delicate, and glycolic acid has a certain irritation. Before use, a skin test must be done, and a small amount should be applied to the hidden place of the armpits. After 24 hours of observation, if there is no discomfort such as redness, swelling, itching, etc., it can be used. And the frequency of use should not be high. It can be used once or twice a week at the beginning. When the skin adapts,

In short, glycolic acid may be an effective method for underarm whitening. When using it, we should adhere to the usage and dosage according to the characteristics of the skin, so as to achieve the purpose of safe whitening.