Ingredient guide · M

Menthyl PCA

Menthyl PCA is a gentle cooling ingredient derived from menthol and pyrrolidone carboxylic acid. It provides a mild, refreshing sensation on the skin without the irritation often associated with pure menthol, making it popular in lightweight moisturisers, gels and after-sun products.

Menthyl PCA — Menthyl PCA is produced by combining L-menthol, which is naturally derived from pepperm… | UK Lips ingredient guide

How it works in skincare

In cosmetics and skincare Menthyl PCA functions as a humectant and sensory agent that delivers a subtle, long-lasting cooling effect while helping to bind moisture to the skin. It is frequently used in facial mists, body lotions and scalp-care formulas to give a pleasant fresh feel and to enhance product texture without overpowering the formulation.

Key benefits

  • Delivers a gentle cooling sensation
  • Helps attract and retain moisture in the skin
  • Soothes and refreshes without irritation
  • Improves the sensory feel of lightweight formulas
  • Suitable for scalp and hair-care products
  • Enhances after-sun and post-shave comfort

Best for

normal skin, combination skin, oily skin, sensitive skin, irritated skin

Where it comes from

Menthyl PCA is produced by combining L-menthol, which is naturally derived from peppermint oil (Mentha piperita), with PCA (pyrrolidone carboxylic acid) that occurs naturally in the skin as part of the natural moisturising factor.

Products with Menthyl PCA

Not every product on UK Lips lists a full ingredient breakdown — so there may be many more formulas that contain Menthyl PCA than we can show here. These are the comparisons where we’ve confirmed it in the listed ingredients.

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