Glutathione vs niacinamide: which is better for your skin?
How glutathione and niacinamide compare, who each suits, and whether to use them together.
| Glutathione | niacinamide | |
|---|---|---|
| What it is | Antioxidant tripeptide | Vitamin B3 |
| Main skin use | Brighter, more even-looking tone | Even tone, smaller-looking pores, oil control, stronger barrier |
| How it works | Works early in melanin production | Reduces pigment transfer to surface skin cells |
| Evidence | Small studies, modest effect | Well studied at 2–5% |
| Gentleness | Generally gentle | Generally gentle; may tingle at first |
| Best for | Tan, dullness | Oily skin, uneven tone, sensitive barrier |
Which is better?
They complement each other: glutathione acts early in melanin production, niacinamide reduces how much pigment reaches the skin surface. Together they target uneven tone from two directions, and both suit most skin types.
Using them together
Yes, they are often combined in one product, such as GlutaNex Glutathione Night Cream. Apply at night on clean skin and use sunscreen every morning.
Frequently asked questions
Can I use glutathione and niacinamide together?
Yes. They work in different ways on pigment and are both generally gentle, which is why many creams combine them.
Which is better for oily skin, glutathione or niacinamide?
Niacinamide is better known for oil control and pores; glutathione adds brightening. A light cream with both suits oily skin well.
- Sonthalia S, Daulatabad D, Sarkar R. Glutathione as a skin whitening agent: facts, myths, evidence and controversies. Indian J Dermatol Venereol Leprol. 2016;82(3):262-272.
- Khanna R, Rambhia P, Chapas A. Systematic review of the efficacy and safety of topical glutathione in dermatology. J Clin Aesthet Dermatol. 2025;18(9):51-54.
General information about cosmetic skincare, not medical advice. Results vary from person to person. See a dermatologist for persistent or changing pigmentation.
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