Gluconolactone (PHA)
Glucono delta-lactone, polyhydroxy acid (PHA)
Gluconolactone is a polyhydroxy acid (PHA) that exfoliates very gently. Its molecules are larger than AHAs, so it penetrates slowly and causes less irritation. It is an ideal choice for sensitive skin that cannot tolerate stronger acids.
Benefits of Gluconolactone (PHA)
It removes dead skin cells and smooths texture without any harshness. It brings a healthy glow and reduces dullness and the look of pores. It is also hydrating and has mild antioxidant properties.
What to combine Gluconolactone (PHA) with
Every ingredient that layers safely with Gluconolactone (PHA), and the ones to keep apart, with what each one is and what it helps with.
| Ingredient | Type | Helps with | Verdict |
|---|---|---|---|
| Ceramides | Barrier support | Skin barrier، Dryness، Redness & sensitivity | Yes — these layer well |
| Hyaluronic Acid | Humectant | Dryness، Anti-aging، Skin barrier | Yes — these layer well |
| Niacinamide | Vitamin | Acne، Enlarged pores، Hyperpigmentation، Oiliness، Skin barrier | Yes — these layer well |
| Panthenol (Vitamin B5) | Humectant | Skin barrier، Redness & sensitivity، Dryness | Yes — these layer well |
| Glycolic Acid | Exfoliant | Dullness، Uneven texture، Hyperpigmentation، Anti-aging | Best kept apart |
| Retinol | Retinoid | Anti-aging، Acne، Uneven texture، Enlarged pores | Best kept apart |
Frequently asked questions
What is Gluconolactone (PHA) good for?+
Gluconolactone (PHA) is best known for helping with Uneven texture، Dullness، Redness & sensitivity.
How do you use Gluconolactone (PHA)?+
Use it in the evening after cleansing, two to three times a week to start. Even though it is gentle, it is still an exfoliant, so wear sunscreen daily. Build up frequency gradually as your skin adapts.
Who is Gluconolactone (PHA) suitable for?+
Ideal for sensitive or redness-prone skin and anyone new to exfoliation. Also suitable for rosacea-prone skin thanks to its gentleness.
What can you mix Gluconolactone (PHA) with?+
Gluconolactone (PHA) pairs well with Hyaluronic Acid، Niacinamide، Panthenol (Vitamin B5)، Ceramides. Avoid layering it with Glycolic Acid، Retinol in the same routine.