On the Method of Glycolic Acid to Improve Pigmentation
In modern times, many people seek to keep the skin even, and the difficulty of pigmentation often disturbs people. According to Reddit, glycolic acid is quite effective in this. Let's discuss it in detail.

Glycolic acid belongs to the class of fruit acids, with tiny molecules that can quickly penetrate the surface of the skin. In the case of pigmentation, it has three functions. The first is to accelerate the metabolism of keratin. If the metabolism of the stratum corneum of the skin is sluggish, melanin is easy to accumulate, resulting in uneven color. Glycolic acid can promote the renewal of keratinocytes, making the old waste keratin quickly remove, melanin will go away, and the skin will gradually brighten up. Second, it inhibits the production of melanin. The production of melanin, tyrosin Glycolic acid can inhibit the activity of this enzyme, block the source of melanin, and slow down pigmentation from the root. Furthermore, it stimulates collagen synthesis. It tightens the skin structure, enhances metabolism, allows the skin to repair itself, and helps to fade pigmentation.

Then use glycolic acid, when you know it should be avoided. Its sex has certain irritation, and those with thin skin or sensitive skin should be careful when using it at the beginning. You can try it on a small scale first to observe the skin's reaction. The concentration should be low at the beginning of use, and then gradually increase. And when using it, you need to prevent sunlight, because it makes the skin more sensitive to light, you must apply a high multiple of sunscreen during the day to avoid the backlash of pigmentation.

In summary, according to Reddit theories, glycolic acid can indeed be used for pigmentation. However, the user should follow the law according to their own skin type in order to achieve the effect of skin beauty and achieve uniform and radiant skin.