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Formulation Audit · Kate Somerville · 10% Sulfur, Salicylic Acid & Zinc Oxide Overnight Blemish Suspension · $29 USD

EradiKate Acne Treatment (10% Colloidal Sulfur + Salicylic Acid + Zinc Oxide Biphasic Suspension)

Hidden Gem INCI Ledger ↗ Acquire ($29) ↗ Affiliate link — labelled partner placement
Skin Suitability
Oily and acne-prone skin needing targeted overnight spot drying on intact pustules (never apply all-over or on picked/open lesions)
Chemical Equivalent
Mario Badescu Drying Lotion (~$18 — Calamine + Sulfur + Salicylic Acid) or De La Cruz 10% Sulfur Ointment (~$6 — alcohol-free PEG base)
Molecular Incompatibilities
Same-spot Tretinoin, Adapalene or Benzoyl Peroxide (10% Sulfur + Isopropyl Alcohol + Salicylic Acid + Camphor cause localized chemical crusting) · Sulfur or Camphor contact allergy and compromised/rosacea barriers
Creator Hype
87/100
Buyer Efficacy
84/100

Section V · Regimen Clash Check

Will EradiKate Acne Treatment (10% Colloidal Sulfur + Salicylic Acid + Zinc Oxide Biphasic Suspension) Clash With Your Routine?

Add the rest of your routine after Kate Somerville EradiKate Acne Treatment (10% Colloidal Sulfur + Salicylic Acid + Zinc Oxide Biphasic Suspension) and run the check — it cross-examines retinoids, acids, vitamin C, spicules and occlusives, privately in your browser.

City
Clinic Preference
Or try a sample routine:

Empirical Buyer Synthesis

What Buyers Actually Report

[r/SkincareAddiction] [r/Acne]: Biphasic 10% Sulfur + Zinc Oxide + Salicylic Acid pink sediment flattens inflamed pustules overnight by keratolysis and sebum absorption, but dermatology threads warn against shaking the bottle or dabbing over broken skin because the #1 inactive solvent is concentrated Isopropyl Alcohol paired with Camphor.

Verbatim INCI Composition

Full Ingredient List

Sulfur 10.0%, Isopropyl Alcohol, Aqua/Water/Eau, Zinc Oxide, Camphor, Magnesium Aluminum Silicate, Salicylic Acid, CI 77491 (Iron Oxides)

Source: incidecoder.com. Check the pack — formulas change.

Section V · Compare

Compare Against Peer Formulations

EradiKate Acne Treatment (10% Colloidal Sulfur + Salicylic Acid + Zinc Oxide Biphasic Suspension) beside the closest formulations in the index — same active family first, then the nearest related one — with a routine-conflict and washout summary.

Compare with 2 peers →

Field Notes

Frequently Asked Questions

Is Kate Somerville EradiKate Acne Treatment (10% Colloidal Sulfur + Salicylic Acid + Zinc Oxide Biphasic Suspension) worth it?

Beauty.net verdict: Hidden Gem. Creator hype 87/100 against buyer efficacy 84/100. [r/SkincareAddiction] [r/Acne]: Biphasic 10% Sulfur + Zinc Oxide + Salicylic Acid pink sediment flattens inflamed pustules overnight by keratolysis and sebum absorption, but dermatology threads warn against shaking the bottle or dabbing over broken skin because the #1 inactive solvent is concentrated Isopropyl Alcohol paired with Camphor. Best for: Oily and acne-prone skin needing targeted overnight spot drying on intact pustules (never apply all-over or on picked/open lesions).

What should I not mix with Kate Somerville EradiKate Acne Treatment (10% Colloidal Sulfur + Salicylic Acid + Zinc Oxide Biphasic Suspension)?

Same-spot Tretinoin, Adapalene or Benzoyl Peroxide (10% Sulfur + Isopropyl Alcohol + Salicylic Acid + Camphor cause localized chemical crusting) Sulfur or Camphor contact allergy and compromised/rosacea barriers Run your full routine through the Regimen Clash Check to catch other conflicts.

What is a cheaper dupe or chemical equivalent for Kate Somerville EradiKate Acne Treatment (10% Colloidal Sulfur + Salicylic Acid + Zinc Oxide Biphasic Suspension)?

Mario Badescu Drying Lotion (~$18 — Calamine + Sulfur + Salicylic Acid) or De La Cruz 10% Sulfur Ointment (~$6 — alcohol-free PEG base) Compare the INCI lists — a shared hero active matters more than the brand.