Product record / Serums, Tranexamic Acid
SerumNaturium Tranexamic Topical Acid 5%
- $19.99
- retail price
- 5%
- tranexamic
- $0.68
- per mL
- 4.2 ★
- 201 ratings
- Data source
- Concentration disclosed in product name Naturium discloses 5% tranexamic acid in product name; INCI from Ulta product page.
- Best for
- Brightening & dark spots
- How it feels
- Lightweight, fast-absorbing serum
- Value
- $19.99 for 30 mL · $0.68/mL
Bottom line The $20 serum that throws four brightening actives at your dark spots simultaneously — and backs it with clinical data.
Editorial verdict / Social intelligence
The $20 serum that throws four brightening actives at your dark spots simultaneously — and backs it with clinical data. 1
- Beauty benefit
- Fades dark spots, melasma, and post-inflammatory hyperpigmentation using four distinct biochemical pathways — 5% tranexamic acid (plasmin inhibition), kojic acid (tyrosinase inhibition), niacinamide (melanosome transfer inhibition), and licorice root (glabridin-mediated brightening) — all in one $20 serum.
- Does it work
- Yes. 4.2-star average across 3,288 Amazon reviews and 4.2 stars at Ulta (201 reviews) with a clinically tested 8-week dark spot improvement claim. The multi-active synergy is well-regarded by cosmetic chemists and dermatologists alike; Naturium's pH of 5.00-6.20 is compatible with the formula's actives. Results are real but require 6-8 weeks minimum and mandatory daily SPF. See the verified data below →
Consensus strength
Moderate3,288 Amazon reviews (4.2 stars), 201 Ulta reviews (4.2 stars), 222 Soko Glam reviews (4.3 stars), DermApproved assessment (4.4/5, 300 reviews), What's In My Jar ingredient analysis (efficacy 100/100), TheGlossyLocks cosmetic chemist review, BeautyEpic editorial review, Naturium official brand page with pH disclosure
01 / The key active
Tranexamic Acid at 5%
This product discloses 5% tranexamic acid — concentration disclosed in product name.
Concentration disclosed in product name. Naturium discloses 5% tranexamic acid in product name; INCI from Ulta product page.
Other products with Tranexamic Acid:
02 / The full ingredient list
Every ingredient, in label order
Exactly as printed, each token matched to the EU CosIng register and flagged where a CIR safety assessment exists. Highlighted rows are the key actives.
| # | Ingredient, as printed | CosIng functions | CIR |
|---|---|---|---|
| 01 | Water |
| — |
| 02 | Isopentyldiol |
| ✓ reviewed |
| 03 | Tranexamic Acid |
| — |
| 04 | Propanediol |
| ✓ reviewed |
| 05 | Citric Acid |
| ✓ reviewed |
| 06 | Kojic Acid |
| ✓ reviewed |
| 07 | Niacinamide |
| ✓ reviewed |
| 08 | Hydroxyacetophenone |
| ✓ reviewed |
| 09 | Isododecane |
| ✓ reviewed |
| 10 | Polyacrylate Crosspolymer-6 |
| ✓ reviewed |
| 11 | Glycyrrhiza Glabra (Licorice) Root Extract |
| ✓ reviewed |
| 12 | Panthenol |
| ✓ reviewed |
| 13 | Glycerin |
| ✓ reviewed |
| 14 | Xanthan Gum |
| ✓ reviewed |
| 15 | Tremella Fuciformis Sporocarp Extract |
| — |
| 16 | Phenoxyethanol |
| ✓ reviewed |
| 17 | Ethylhexylglycerin |
| ✓ reviewed |
| 18 | Betaine |
| ✓ reviewed |
| 19 | Sodium Hyaluronate |
| ✓ reviewed |
| 20 | Sodium Phytate |
| ✓ reviewed |
| 21 | Potassium Sorbate |
| ✓ reviewed |
| 22 | Tocopherol |
| ✓ reviewed |
22 ingredients as printed · 22 exact CosIng matches · source: concentration disclosed in product name
03 / Where to buy
Where to buy Tranexamic Topical Acid 5%
Some links on this page earn us a commission. It never changes our analysis — the methodology is public.
04 / What people say
What buyers actually say
Aggregated from 4,011 verified reviews across 4 sources.
What works
- Common Visible fading of dark spots, melasma, and post-inflammatory hyperpigmentation within 6-8 weeks 354
significant fading of my melasma after six weeks of use Reviews
- Common Multi-pathway formula targets hyperpigmentation from four distinct biochemical angles — better coverage than single-active competitors 765
The 5% tranexamic acid is the real workhorse here — it interrupts melanin production at the source; solid ingredient synergy without filler padding Editorial
- Common Lightweight, fast-absorbing texture; layers cleanly under moisturizer and SPF without pilling 57
Lightweight serum texture absorbs instantly Dermatologist
- Common Exceptional value: 60mL of clinical-grade multi-brightener actives for $20, vs. $45-90 competitors 78
At $20 for 60 mL, you get clinical-grade brightening actives without the luxury price tag Editorial
- Some Also soothes redness and rosacea — the niacinamide and barrier-support ingredients provide meaningful anti-inflammatory benefit 43
This product has helped tremendously in calming down my rosacea! It has really lightened some pigmentation Reviews
- Some Works on older, stubborn hyperpigmentation including age spots — not just fresh PIH 3
has done more to help fade my 70 year old age spots than any other product Reviews
What to know
- Common Results require 8+ weeks of consistent daily use — melasma may take 12-16 weeks; no quick payoff 65
Extended timeline: results for hyperpigmentation typically require consistent use over several months Editorial
- Some Kojic acid in combination with other actives may trigger sensitivity or irritation in reactive skin types 65
Multiple irritants present: kojic acid, citric acid, and hydroxyacetophenone combined could trigger sensitivity Editorial
- Some Dropper applicator can be imprecise and messy; some buyers received oxidized, cloudy product 73
Dropper applicator can be imprecise and messy during application; shipping damage reported by some buyers Editorial
- Some Not sufficient as a standalone treatment for deep dermal melasma — prescription-strength TXA delivers more aggressive results 5
Not aggressive enough for deep dermal melasma alone Dermatologist
What you'd only know from the reviews
-
The confirmed pH range is 5.00-6.20 per Naturium's own product page — important because TXA works across a broader pH range than L-ascorbic acid, and this pH also keeps kojic acid and niacinamide stable and compatible. No pH juggling required, unlike vitamin C serums. 1
-
The multi-active synergy is the actual differentiation: TXA (plasmin inhibition), kojic acid (tyrosinase inhibition), niacinamide (melanosome transfer inhibition), and licorice root/glabridin (antioxidant + tyrosinase inhibition) hit melanin at four separate points. Single-active serums — even at higher TXA % — can't replicate this. 65
-
The formula contains humectants (glycerin, sodium hyaluronate, betaine) that pull moisture from the environment — meaning it works best sealed with a moisturizer on top. Leaving it as the last step in a routine, or using it in very dry climates without occlusion, limits hydration benefit. 6
-
Gradual tolerance-building is recommended by Naturium, not twice-daily from day one. Starting once daily and adding the second application after skin adjusts reduces the irritation risk from the kojic acid + citric acid combination — a detail the product page mentions but most buyers skip. 1
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05 / Questions
Frequently asked
- What's in Naturium Tranexamic Topical Acid 5%?
- Naturium Tranexamic Topical Acid 5% lists 22 ingredients. Key active: 5% Tranexamic Acid. Naturium discloses 5% tranexamic acid in product name; INCI from Ulta product page. The full ingredient list, matched to EU CosIng, is on this page.
- Does Naturium Tranexamic Topical Acid 5% work?
- Yes. 4.2-star average across 3,288 Amazon reviews and 4.2 stars at Ulta (201 reviews) with a clinically tested 8-week dark spot improvement claim. The multi-active synergy is well-regarded by cosmetic chemists and dermatologists alike; Naturium's pH of 5.00-6.20 is compatible with the formula's actives. Results are real but require 6-8 weeks minimum and mandatory daily SPF.
- How much Tranexamic Acid is in Naturium Tranexamic Topical Acid 5%?
- 5% Tranexamic Acid. Naturium discloses 5% tranexamic acid in product name; INCI from Ulta product page.
- Where can I buy Naturium Tranexamic Topical Acid 5%?
- $19.99 on Amazon (price recorded as of the date shown). Naturium discloses 5% tranexamic acid in product name; INCI from Ulta product page.