Difference between AHA and BHA for skin

You may have heard a lot about AHA and BHA. But what is AHA and BHA actually? Not everyone knows what AHA and BHA are different. Let’s see if you should choose AHA or BHA? Where would be the best choice for you in the  article below!


AHA and BHA, which are known to be present in the group of acids derived from nature, have many wonderful effects on the skin. In general, alpha hydroxy acids and beta hydroxy acids have similarities as they are used in the treatment of acne, psoriasis, improving the skin’s exposure to sunlight, and improving the production process of collagen production and increase skin elasticity.

In addition, these two components can also smooth the skin, overcome dark circles. The difference is how these factors affect your skin and the possible side effects.

#1. AHA – Alpha hydroxy acid

AHA is known for its gentle exfoliating benefits. Therefore, it will be able to repel dead cells on the skin surface as well as increase the skin’s moisture effectively. Specifically, the AHA can restore your skin when exposed too long to the sun, causing rough skin.

This is because AHA will increase the amount of cells, stimulate the production of collagen occurs faster, for smoother and younger skin. AHA also helps to fade black spots due to excessive melanin pigmentation.

Alpha hydroxy acids are basically a group of natural acids and are found in many plants, including glycolic acid (found in sugarcane), lactic acid (found in yogurt) … and they appear quite in cosmetics. . In addition, the latest generation of AHA is called PHA (or Poly hydroxy acid) and includes lactobionic acid and glucono delta-lactone. They are less likely to cause rash and itching than AHA because of their slower absorption rates.

#2. BHA – Beta hydroxy acids

In general, BHA products can penetrate deeper into the skin and pores than the AHA so this is considered to be the ideal choice of oily skin or clogged pores. BHA also has anti-inflammatory and anti-oxidant, antioxidant and anti-aging benefits similar to AHAs. And BHA is often used in cosmetics, especially salicylic acid.

This ingredient has mild antibacterial and antifungal effects, which can help prevent acne from forming. Salicylic acid also protects the skin from the sun, giving your skin the ability to withstand harmful UV rays over time. In addition, salicylic acid can cause some side effects like peeling and irritation, but not as much as AHA.

Basically, in order to choose the right product, you need to be based on your goals and your skin condition to get the best deal. When choosing to buy products, you should also carefully review the components of them to avoid confusion.

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