What concentration of salicylic acid is effective in removing acne? The higher the concentration, the better the effect.

Salicylic acid is simply designed by God for acne removal. It attacks almost every link of acne, leaving it either dead or disabled, or even killing it in the cradle. So, what concentration of salicylic acid is enough to remove acne?

What concentration of salicylic acid can remove acne?

0.5%-2%. Generally speaking, the salicylic acid concentration in skin care products is 0.5%-2%, which has certain exfoliating, antibacterial and anti-inflammatory effects. If the salicylic acid concentration is less than 0.5% and only a portion of it is actually dissolved in the product, the effect will naturally be greatly reduced.

The relationship between salicylic acid concentration and acne treatment

Theoretically, higher concentrations have better acne-removing effects. For example, the concentration of salicylic acid used clinically is 5% to 10%, but this cannot be used on the face at all. In addition to its abilities, salicylic acid also has its own temper—it is irritating to the skin. The ability of salicylic acid increases with concentration, but as concentration increases, so does irritation. In order to achieve a balance, the state stipulates that the upper limit of concentration in skin care products is 2%. Below this concentration, the irritation is relatively small. But its effect also means that it can only deal with some mild to moderate acne.

Why does salicylic acid remove acne?

If you want to effectively remove acne, you mainly need to find ways to loosen the keratin plugs, pry out the dirt that blocks the pore exit, control inflammation, and inhibit bacteria. Salicylic acid is simply designed by God for acne removal, and it attacks almost every aspect of acne. The first function of salicylic acid is to loosen keratin plugs. It also warns keratinocytes to stop messing around, thus cutting off the opportunity to provide new "bricks" for keratin plugs. The killer feature of salicylic acid is that it not only inhibits bacteria, but also controls inflammation, preventing cells from overreacting and reducing the chance of acne breakouts.

Will I still get acne after using salicylic acid skin care products?

Maybe. Low concentrations have limited acne removal effects and can only deal with mild to moderate acne, while those below 0.5% have little effect. Also, if your acne isn't caused by clogged pores, salicylic acid may not be very useful. Furthermore, if the acne is very severe, with pustules, nodules, etc., even if the concentration of salicylic acid is high, the effect will be limited.