Lactic acid and glycolic acid are the same as

lactic acid and glycolic acid, both of which are commonly used methods in the beauty industry. The two have their own characteristics, and there are differences in efficacy and application.

Chemical properties
Lactic acid is an alpha-alkyl acid, generated from lactose leaven, and the molecular phase is large. Glycolic acid is the same as alpha-alkyl acid, the smallest alpha-alkyl acid, with small molecules and high water content.

In terms of efficacy,
lactic acid can effectively improve the dryness of the skin. First, it can effectively improve the moisture content of the skin, making the skin soft and smooth. Second, it has a certain improvement effect on uneven color and dullness, which can promote the new generation of horns and brighten the color. Glycolic acid is effective in removing horns. Because of its small molecule, it can quickly penetrate the skin, accelerate the growth of horns, and regenerate the skin. Furthermore, it has a good effect on acne muscles, can unclog pores, reduce acne generation, and improve acne scars.



With lactic acid phase, it can be used for multi-layer, especially for dryness and sensitivity, which can improve the skin quality and not easily cause adverse reactions such as sensitivity. Glycolic acid is more suitable for oily and mixed products due to its action. It can effectively control oil secretion and solve the problem. However, the sensitivity of glycolic acid needs to be used with caution, and it is easy to cause skin damage and tingling.















Lactic acid is generally 5% - 20%, and the stay time depends on the temperature, usually 5-20 minutes. Low degree of glycolic acid is used for beginners or sensitive people, and high degree is used for heavy skin. Glycolic acid is used for 5% - 70%, and the stay time is 2-10 minutes. Low degree is often used for daily treatment, and high degree is mostly used for beauty. It is operated by to achieve deep effect.

Therefore, lactic acid and glycolic acid each have their own advantages, and they need to be built according to people's needs, needs and needs, and be careful in order to achieve the ideal cosmetic effect and maintain the health of the skin.