Exfoliating · Brightening
Glycolic acid (AHA)
Glow exfoliant
The most penetrating AHA: revives glow and smooths texture, but needs a solid barrier and gradual introduction.
What this active targets
Best for
Normal Combination Oily
Best climate
High UV, pollutionHumid heat, summer
How to use it
At night, 1–2 times a week to start. SPF the next day is mandatory.
Cautions
- Don't stack on the same night with: retinoids, exfoliating acids (AHA/BHA), vitamin C.
- Potent active: introduce gradually, every other night, and patch-test first.
Is this active right for YOUR skin?
The diagnostic crosses your skin, your city and the season.
Frequently asked questions
- What does Glycolic acid (AHA) do?
- The most penetrating AHA: revives glow and smooths texture, but needs a solid barrier and gradual introduction.
- What does Glycolic acid (AHA) help with?
- Mainly: Radiance, Dark spots, Anti-aging. Best for normal, combination, oily skin.
- When and how to use Glycolic acid (AHA)?
- At night, 1–2 times a week to start. SPF the next day is mandatory.
- Can I combine Glycolic acid (AHA) with other actives?
- Avoid stacking it on the same night with: retinoids, exfoliating acids (AHA/BHA), vitamin C. Introduce one active at a time.