Mandelic Acid: A Gentle Exfoliating Acid for Sensitive Skin

July 10, 2026

Exfoliating acids can smooth and brighten skin, but stronger ones are not for everyone. Mandelic acid is often recommended as one of the gentler choices, especially for sensitive or reactive skin.

What the research says

A clinical review of alpha hydroxy acids (AHAs) describes how AHAs, such as glycolic and lactic acid, support skin renewal by encouraging cell turnover, helping collagen and elastin, and improving texture and radiance (Almeman, 2024, PMID 39050562). Mandelic acid is an AHA too, but it has a larger molecule than glycolic acid, so it tends to work more slowly and is often better tolerated.

Why gentler can suit sensitive skin

The larger molecule penetrates more slowly, which usually means less stinging and redness.
It is a sensible starting point for anyone new to exfoliating acids.
It suits reactive skin and is a popular choice for those who find glycolic acid too strong.

How to use it well

Start slowly, once or twice a week, and build up only as your skin tolerates it.
Follow with a comfortable moisturiser to keep the barrier happy.
Wear daily sunscreen, since AHAs can make skin more sensitive to the sun.

At Verdo we stock the gentle Medik8 Press & Glow exfoliating tonic and the Medik8 Total Moisture cream to keep skin comfortable.

Disclaimer: This article is for general information only and is not medical advice. The studies cited are from peer-reviewed journals and are provided for educational context. Individual results vary. Speak with a qualified healthcare professional or dermatologist before changing your routine. Verdo Cosmetics makes no therapeutic claims about the products or services mentioned.

Frequently asked questions

Is mandelic acid good for sensitive skin?

It is often recommended for sensitive skin because its larger molecule penetrates more slowly, which usually means less irritation. AHAs like it support cell turnover, collagen and skin texture (Almeman, 2024). Start slowly and follow with moisturiser.

How is mandelic acid different from glycolic acid?

Both are alpha hydroxy acids, but mandelic acid has a larger molecule than glycolic acid, so it works more slowly and tends to be gentler and better tolerated by reactive skin.

How often should I use mandelic acid?

Begin once or twice a week and build up only as your skin tolerates it. Overdoing exfoliation can wear down the skin barrier, so let comfort guide you.

Do I need sunscreen with mandelic acid?

Yes. Like other AHAs, mandelic acid can make skin more sensitive to the sun, so daily broad spectrum sunscreen is important.

Back to blog