On the Effect of Glycolic Acid on Underarm Pigmentation
Husband's underarm pigmentation is often disturbing everyone. Recently, the effect of glycolic acid on improving this condition has attracted much attention.

Glycolic acid is an alpha-hydroxy acid with unique chemical properties. Its molecular structure is exquisite, which can penetrate deep into the stratum corneum of the skin, loosen the connection between it, promote the shedding of old keratinocytes, and renew the skin's surface. In the underarm, due to daily friction, sweating and other factors, the stratum corneum is easy to thicken and pigment, and glycolic acid can just target this situation.

When glycolic acid is applied to the underarm skin, it can increase the metabolic rate of the skin. Metabolist, the foundation of skin vitality. Accelerating this process can quickly replace old cells with excess pigment and replace them with new healthy cells, thereby fading pigmentation. And glycolic acid can stimulate collagen synthesis. Collagen is the key to skin support, and its increase can make the underarm skin firmer and smoother, and also help the overall color uniformity.

If you use glycolic acid in the underarm, you should also pay attention. Because of its certain acidity, sensitive skin may cause temporary discomfort, such as tingling and redness. Therefore, when using it for the first time, it is advisable to try it on a small scale to observe the skin's reaction. And the frequency of use should be moderate, not too frequent, to prevent damage to the skin. The preparation concentration also needs to be accurate, depending on your own skin tolerance.

In summary, glycolic acid does have potential for improvement of underarm pigmentation. However, users should be cautious and apply it reasonably according to skin characteristics to achieve the ideal effect and maintain a clear and even underarm skin.