Can you use niacinamide with tranexamic acid?
The chemistry
Tranexamic acid reduces pigmentation by interfering with the plasmin pathway that signals pigment cells; a meta-analysis of randomized trials supports it for melasma, with topical forms showing benefit, though less than oral (Calacattawi 2024). A trial found 3 percent tranexamic acid cream comparable to 4 percent hydroquinone for mixed melasma, with possible advantages in side effects (Yasnova 2024). Niacinamide reduces the transfer of pigment from melanocytes to skin cells and improves blotchiness (Bissett 2005). Targeting two steps may add effect while both remain gentle and pH-neutral. Because neither stings, this is one of the few pigment routines that suits sensitive and rosacea-prone skin. Hydroquinone and strong acids, by contrast, often irritate, and irritation can trigger more pigmentation in darker skin tones. That makes this pairing a sensible first step before stronger prescriptions.
Targets
Melasma, sun spots, post-acne marks.
Tolerance
High; neither is acidic or harsh.
Timeline
8 to 12 weeks.
Common mistakes
Melasma relapses with sun and heat. Daily broad-spectrum sunscreen and a tinted sunscreen containing iron oxides help block visible light. Oral tranexamic acid is more powerful but carries clotting risks and needs a doctor. Many serums now combine both at around 2 to 5 percent tranexamic acid and 4 to 10 percent niacinamide, which is convenient. If you use separate products, keep total niacinamide below about 10 percent to avoid flushing. Track progress with photos in the same light every four weeks; pigment changes are hard to judge in the mirror. Hormonal triggers such as the contraceptive pill or pregnancy often drive melasma, so a doctor's review is worthwhile if it appeared alongside such changes. Microneedling with tranexamic acid has been studied as a clinic treatment (Feng 2024), but home microneedling carries infection and reaction risks.
Your routine
Morning
- Cleanser
- Tranexamic acid serum
- Niacinamide serum
- Sunscreen SPF 30+, tinted
Evening
- Cleanser
- Tranexamic acid
- Niacinamide moisturizer
Go slower if
Topical tranexamic acid is generally well tolerated; oral forms require medical screening.
Evidence strength
Moderate for both; no trial of the combination.
Products with niacinamide
The Ordinary Niacinamide 10% + Zinc 1%
Picked for niacinamide
10% niacinamide with 1% zinc PCA in a short formula.
Buy on Amazon (opens in a new tab)FAQ
Is it as effective as hydroquinone?
One trial suggests tranexamic acid cream can be comparable for mixed melasma, but evidence is limited.
Can I use it with retinol?
Yes, retinol at night.
Why does melasma come back every summer even with this routine?
Heat and visible light, not just UV, stimulate pigment in melasma. Topicals reduce it, but relapses are normal; consistent tinted sunscreen and shade help most.
Related combinations
- RetinolYes
- Vitamin CYes
- TretinoinYes
- Salicylic AcidYes
- Hyaluronic AcidYes
- Glycolic AcidYes
- Benzoyl PeroxideYes
- SunscreenYes
Sources
- Calacattawi R, et al. Tranexamic acid as a therapeutic option for melasma management: meta-analysis and systematic review of randomized controlled trials. J Dermatolog Treat. 2024;35(1):2361106.
- Yasnova N, Sirait SP, Rahmayunita G. The effectiveness and safety of 3% tranexamic acid cream vs. 4% hydroquinone cream for mixed-type melasma in skin of color: a double-blind, split-face, randomized controlled trial. Acta Dermatovenerol Alp Pannonica Adriat. 2024;33(2):83-88.
- Bissett DL, et al. Niacinamide: a B vitamin that improves aging facial skin appearance. Dermatol Surg. 2005;31(7 Pt 2):860-865.
- Austin E, Nguyen JK, Jagdeo J. Topical treatments for melasma: a systematic review of randomized controlled trials. J Drugs Dermatol. 2019;18(11):S1545961619P1156X.
- Abdel Azim S, et al. Sunscreens part 1: Mechanisms and efficacy. J Am Acad Dermatol. 2025;92(4):677-686.
- Feng X, Su H, Xie J. The efficacy and safety of microneedling with topical tranexamic acid for melasma treatment: a systematic review and meta-analysis. J Cosmet Dermatol. 2024;23(1):33-43.