The Routine

Skincare Ingredient Deep Dive: Mandelic Acid

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Skincare ingredient deep dive mandelic acid

Mandelic acid is an alpha-hydroxy acid with anti-bacterial properties commonly used in skincare to exfoliate skin. Mandelic acid has grown in popularity over the years for its gentle exfoliating and skin-renewing properties. Let’s take a deep dive into mandelic acid so you can learn more about its properties, benefits, and some helpful studies to decide if you want to add this exfoliant to your skincare routine.


Mandelic acid is large in molecule size, which means it does not penetrate as deeply but still exfoliates the surface of the skin without causing as much irritation as other alpha-hydroxy acids. Mandelic acid is  Mandelic acid is formulated with a typical pH range of 3–4. While mandelic acid is originally derived from bitter almonds, it is primarily formulated synthetically.


How to use

Side Effects

Study notes

  1. Mandelic acid stimulates collagen production
  2. A 45% mandelic acid peel is as effective for acne as a 30% salicylic acid peel with better safety and tolerability results
  3. Mandelic acid treats acne vulgaris 
  4. Mandelic acid improves elasticity and firmness

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Author: routineskin

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