On the Compatibility of Glycolic Acid, Niacinamide and Salicylic Acid
The skin care of the world pays great attention to the compatibility of various ingredients. Glycolic acid, niacinamide and salicylic acid each have their own abilities, but the combination needs to be reviewed in detail.

Glycolic acid belongs to the class of fruit acids, which are active, can exfoliate, rejuvenate the skin, promote cell metabolism, and make the skin surface smooth and delicate. Niacinamide is multi-potent, can adjust skin oil, inhibit melanin transport, brighten the skin and stabilize the skin barrier. Salicylic acid is good at penetrating into pores, clearing oil, antibacterial and anti-inflammatory, and is quite beneficial to acne muscles.

However, these three are mixed together, or variable. Glycolic acid and salicylic acid are both acids. If applied together, the acidity will be extremely strong. If the skin is delicate, it may be difficult to tolerate, causing redness, swelling, itching and other discomfort. Although nicotinamide is relatively stable, it may encounter high concentration of acid, or cause chemical reactions, which affect its effect and even damage the skin.

Therefore, when mixed, it should be used to predict the skin's tolerance. If the skin is strong, you can try it on a small scale to observe the skin's reaction. And the order of mixing is also critical. It is advisable to apply mild ones first, and then use strong agents. Furthermore, concentration control is crucial. Start with low concentrations and gradually increase the amount to ensure safety.

In short, skin care is more prudent. Glycolic acid, nicotinamide and salicylic acid mixed use, advantages and disadvantages, according to their own skin characteristics, scientific, in order to obtain its benefits and avoid its harm, to achieve the purpose of skin care and beauty.