Sulfur + Zinc Oxide + Salicylic Acid Soap
Tracked ingredients
Key actives from our research database. Click any to read the full evidence dossier.
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
MFDS Approved Functional Cosmetic Active — Zinc Oxide (UV protection / sunscreen). Korean Ministry of Food and Drug Safety, Cosmetic Functional Active Ingredient List — inorganic UV filter approved under the Korean Functional Cosmetics Codex sunscreen category
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
Liu H et al., Topical azelaic acid, salicylic acid, nicotinamide, sulphur, zinc and fruit acid for acne, Cochrane Database of Systematic Reviews 2020;5:CD011368 — conclusion: clinical benefit is unclear
Sources: PubMed · KCI · J-Stage · CNKI · Wanfang · SFD · MFDS · Cochrane · SCCS · CIR. Every entry points to a specific document. See methodology for 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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