Uses and Side Effects of Glycolic Acid
Glycolic acid is useful in both daily use and medicine.

Application in the field of daily use
In daily chemical industry, it is often used in skin care products. Glycolic acid has excellent exfoliation ability, which can gently exfoliate the old and waste exfoliation on the surface of the skin, making the skin rejuvenated, and the appearance is more delicate and smooth, and the skin tone is also uniform. Therefore, it can often be seen in many skin rejuvenating creams and essences. And because it can promote the metabolism of the skin and help the production of collagen, it can reduce wrinkles, make the skin firmer and more elastic, and is an important agent for anti-aging skin care.

Utility in the field of medicine
In medicine, glycolic acid also contributes. In some drug formulations for treating skin diseases, glycolic acid can assist the drug to penetrate the skin and improve the efficacy. For example, for diseases such as acne, glycolic acid can clear clogged pores, reduce oil secretion, and cooperate with other drug ingredients to achieve therapeutic purposes.

Considerations of side effects
However, although glycolic acid has many benefits, there is also the risk of side effects. First, because it is corrosive to a certain extent, if the concentration is too high or used improperly, it is easy to cause skin irritation. In light cases, the skin is red and itchy; in severe cases, it may cause a rash or even burn the skin. Second, some people are allergic to glycolic acid. When using it for the first time, you should try it on a small area of skin to observe whether there is any discomfort. Furthermore, long-term high-frequency use of glycolic acid products may cause the skin to thin, reduce its defense, become more sensitive to external stimuli such as ultraviolet rays, and increase the risk of skin diseases.

Therefore, when using products containing glycolic acid, you should use it carefully according to your own skin type to achieve the purpose of skin care and disease treatment, and avoid side effects.