Sulfur + Zinc Oxide + Salicylic Acid Soap
What it's good for
Key actives from our research database. Click any to read the full evidence dossier.
A physical sunscreen that sits on top of your skin and blocks UV. Broad-spectrum and gentle enough for sensitive or rosacea-prone skin.
Good for: Sun protection
Goes into your pores and dissolves the oil and dead skin clogging them. Best for blackheads, whiteheads, and oily, acne-prone skin.
Good for: Anti-acne, Exfoliating
Evidence behind the ingredients
Real citations from our research database, one per tracked active in this product. Click any ingredient name to read its full evidence dossier.
A physical sunscreen that sits on top of your skin and blocks UV. Broad-spectrum and gentle enough for sensitive or rosacea-prone skin.
Kern C et al., Evaluation of an SPF50 Sunscreen Containing Photolyase and Antioxidants for its Anti-Photoaging Properties and Photoprotection, Journal of Drugs in Dermatology 2022;21(5):517-520 — 10.7% zinc oxide SPF50 mineral sunscreen improved photoaging signs over 12 weeks
Schneider SL, Lim HW. A review of inorganic UV filters zinc oxide and titanium dioxide. Photodermatol Photoimmunol Photomed. 2019;35(6):442-446. — Review confirms ZnO provides broad-spectrum UVA-UVB coverage; concludes zinc oxide sunscreens are safe with minimal percutaneous absorption risk.
CIR Safety Assessment of Zinc Salts as Used in Cosmetics (Scott et al.), final report 2018 / re-review 2024 (covers zinc oxide among 27 zinc ingredients)
Goes into your pores and dissolves the oil and dead skin clogging them. Best for blackheads, whiteheads, and oily, acne-prone skin.
Liu Y et al., Clinical Efficacy of a Salicylic Acid-Containing Gel on Acne Management and Skin Barrier Function: A 21-Day Prospective Study, Journal of Cosmetic Dermatology 2025;24(7):e70353 — salicylic acid gel reduced acne lesions, regulated sebum, improved hydration and barrier function
Ye R et al., 2% supramolecular salicylic acid hydrogel vs. adapalene gel in mild to moderate acne vulgaris: multicenter, randomized, evaluator-blind, parallel-controlled trial, Journal of Cosmetic Dermatology 2024;23(6):2125-2134 — 2% SSA hydrogel was equally effective as adapalene gel for mild-to-moderate acne
Brumley C et al. Allergic contact dermatitis to salicylic acid: A case series of relevant sensitization. Contact Dermatitis. 2024;91(2):133-138. doi:10.1111/cod.14573 — Case series of 489 patch-tested patients (2020-2024): 21 positive reactions to salicylic acid. Documents that ACD to SA is likely underreported; testing at 5% concentration feasible.
Sources: 10 clinical journals and regulatory databases across the US, EU, Korea, Japan, and China. Every entry points to a specific document. See methodology for the full list and what each outcome label means.
Layering conflicts
Ingredients in this product that can react with common actives. Avoid stacking unless noted.
- Retinolhigh
Retinol + salicylic acid can over-exfoliate and damage the barrier. Alternate nights.
- Tretinoinhigh
Tretinoin + salicylic acid — major irritation risk. Strict separation required.
- Glycolic Acidmedium
AHA + BHA stacking risks over-exfoliation. Use a pre-formulated AHA/BHA product or alternate days.
Similar comparisons
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