Contents
CosmeticFountain approved dossier · United Kingdom · Leave-on BHA exfoliant
Salicylic Acid 2% Solution
The Ordinary · open formula and salicylic-acid ingredient/category evidence · Methodology v3.1
Published on: 2026-07-12
Approved product2% leave-on BHA: introduce slowly; avoid on irritated or compromised skin and be careful with routines already rich in exfoliating acids or retinoids
Combination to oily skin already used to actives, with blackheads, visible pores or uneven texture, in a strictly cosmetic reading
Consider it if you want a fragrance-free BHA exfoliant centred on salicylic acid for the appearance of pores, blackheads and texture.
Score by pillar
Claims: what the evidence supports
| Brand promise | Verdict | Evidence |
|---|---|---|
| Provides 2% salicylic acid in a fragrance-free leave-on BHA formula | Supported, within a narrow frame | The Ordinary Switzerland and INCI Decoder identify Salicylic Acid 2% Solution, salicylic acid and a fragrance-free leave-on formula; this supports formula identity, not clinical superiority. |
| May support the appearance of pores, blackheads and texture in BHA-tolerant skin | Supported, within a narrow frame | Open salicylic-acid evidence in comedonal/blemish and exfoliation contexts supports a BHA logic for pore congestion and texture, with cautious extrapolation because this is not an independent finished-product trial. |
| Fits better as a gradual active than as an automatic daily step | Supported, within a narrow frame | Potential dryness, stinging and irritation from leave-on BHAs support a spaced introduction, especially alongside retinoids, acids or drying products. |
| Improves inflammatory acne or replaces qualified advice | Not demonstrated | The retained sources do not show that this SKU improves inflammatory acne or replaces qualified care; this dossier limits claims to cosmetic appearance. |
| Suitable for all sensitive skin without irritation | Partially supported | The formula is fragrance-free, but 2% leave-on salicylic acid can sting, dry or irritate; tolerance depends on the barrier and other actives. |
| Gives clear skin quickly and with guaranteed results | Not corroborated | No opened source supports a fast or guaranteed outcome for every user; the finding remains a cautious cosmetic probability in a suitable routine. |
What the evidence does not show. The evidence does not allow the promise to be extended beyond the measured criteria.
Formulation
An INCI reading and the coherence of the formula with the headline promise. Ingredients can support the plausibility of a formula; they are no substitute for evidence on the finished product.
INCI — key actives and filters
- Salicylic Acid
- Saccharide Isomerate
- Squalane
Safety and precautions
The retained evidence supports a cautious cosmetic use of salicylic acid/BHA for comedones, visible oiliness and texture. It does not show that this SKU improves an acne flare, suits every skin type or should be used daily.
Pregnancy or breastfeeding: seek professional or pharmacy advice before use, particularly with a device or a potentially irritating active.
Take care if: damaged skin, persistent irritation, photosensitivity, ongoing dermatological care.
Usage advice
Follow the product label. Pair when relevant with simple barrier care and suitable sun protection.
Sources
- https://theordinary.com/en-ch/salicylic-acid-2-solution-exfoliator-100619.html · Source marque suisse ouverte — Page The Ordinary Suisse ouverte le 2026-07-12; utile pour nom, contexte SKU et positionnement Salicylic Acid 2% Solution, source non indépendante.
- https://incidecoder.com/products/the-ordinary-salicylic-acid-2-solution · Lecture INCI indépendante — INCI Decoder ouvert le 2026-07-12; recoupe acide salicylique, saccharide isomerate, squalane et formule sans parfum; source formulationnelle, non clinique.
- https://pubmed.ncbi.nlm.nih.gov/34812859/ · Revue JAMA acné — PubMed ouvert, DOI 10.1001/jama.2021.17633 / PMID 34812859; contexte acné/comédons et acide salicylique, utilisé comme preuve catégorie avec prudence cosmétique.
- https://pubmed.ncbi.nlm.nih.gov/1535287/ · Étude pads acide salicylique — PubMed ouvert, PMID 1535287; ancien essai sur pads à l’acide salicylique en acné, pertinent pour contexte BHA/comédons mais non spécifique au sérum The Ordinary.
- https://pubmed.ncbi.nlm.nih.gov/34318988/ · Combinaison peel et gel salicylique — PubMed ouvert, PMID 34318988; contexte acide salicylique dans protocole combiné, utile uniquement comme catégorie et non comme preuve directe du SKU.
- https://pmc.ncbi.nlm.nih.gov/articles/PMC3366450/ · Revue cosmétique/acné ouverte — PMC ouvert; contexte des ingrédients et soins cosmétiques autour des imperfections, avec limites d’extrapolation vers un produit fini précis.
Comparison
If the product does not match your profile, compare only with other CosmeticFountain approved dossiers.
Anthelios UVMune 400 SPF50+ (Fluide Invisible) · 92/100
Anti-Pigment Dual Serum · 86/100
Affiliation and editorial independence
Retailer links may be affiliate links. They change neither inclusion, nor score, nor order. Display order takes account of price, UK availability and the confidence level of the data.
Analysis trace
AI-audited under CosmeticFountain methodology v3.1.
Expert profiles drawn on for this product: 43.
Analysis reference: run-20260712