Skin Acids- AHA vs BHA

When it comes to skincare, there are two types of exfoliants that are commonly used: alpha hydroxy acids (AHAs) and beta hydroxy acids (BHAs). While both can effectively exfoliate the skin, they have some key differences that make them better suited for certain skin types and concerns.

What are AHAs?

AHAs are a type of water-soluble acid that work by breaking down the bonds between dead skin cells, making it easier to slough off the top layer of skin. This can help to brighten the complexion, reduce the appearance of fine lines and wrinkles, and improve the texture and tone of the skin.

The most common types of AHAs used in skincare products are glycolic acid (derived from sugar cane), lactic acid (derived from milk), and mandelic acid (derived from almonds). AHAs are generally better suited for those with dry or sensitive skin as they are not as drying as BHAs.

What are BHAs?

BHAs, on the other hand, are oil-soluble acids that work by penetrating deep into the pores to dissolve excess oil and debris. This makes them particularly effective for those with oily or acne-prone skin as they can help to unclog pores and prevent breakouts.

The most commonly used BHA in skincare is salicylic acid (derived from willow bark). Salicylic acid is also anti-inflammatory, so it can help to calm redness and irritation associated with acne.

Which one is right for you?

The choice between AHAs and BHAs largely depends on your skin type and concerns. If you have dry or sensitive skin and are looking to brighten your complexion, improve texture and tone, or reduce the appearance of fine lines and wrinkles, AHAs may be the better choice for you.

If, on the other hand, you have oily or acne-prone skin and are looking to unclog pores, prevent breakouts, and reduce inflammation, BHAs may be a better fit.

It's important to note that both AHAs and BHAs can increase the skin's sensitivity to the sun, so it's important to use a broad-spectrum sunscreen daily when using these types of exfoliants.

In conclusion, both AHAs and BHAs can be effective exfoliants for different skin types and concerns. If you're unsure which one is right for you, consult with a dermatologist or skincare professional who can help you choose the best option for your specific needs.