Sulfur Zinc Oxide Medicated Soap

Dr. Kaufmann

Sulfur Zinc Oxide Medicated Soap

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About this product

The Dr. Kaufmann Sulfur Zinc Oxide Medicated Soap is a cleanser. Our analysis of its 11 ingredients (8 low-risk) rates it Excellent (96/100). Based on its ingredients, it looks well-suited to oily / acne-prone and sensitive skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.

Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Cleansers
Ingredients
11
Low-risk
8
Fragrance
Contains fragrance
Origin
United States
Data updated
May 2026

The evidence

Quick Product Notes

Paraben-Free Sulfate-Free Alcohol-Free Silicone-Free EU Allergen-Free Fungal Acne (Malassezia) Safe Minimal Ingredients

PH Level

(Know the PH? Submit it here! )

N/A - No submissions yet

Notable Effects & Ingredients

No Notable Effects & Ingredients

Ingredients Related to Skin Types

Good   Bad — tap a skin type to see which ingredients · estimated from ingredient functions
Dry Skin 1/3
Good for dry skin
Lanolin
Caution for dry skin
Lanolin Sodium Palmate Sodium Palm Kernelate
Oily/Acne-Prone Skin 1/0
Good for oily/acne-prone skin
Sulfur
Sensitive Skin 2/1
Good for sensitive skin
Zinc Oxide BHT
Caution for sensitive skin
BHT

Ingredients list

11 total
Lower hazard (1) Higher hazard (6)
All11 Emulsifying3 Surfactant3 Skin Conditioning3 Colorant2 Cosmetic Colorant2 Fragrance2 Antistatic Agent2 Sufactant2
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
A
Sodium Palmate
(Sufactant, Emulsifying, Surfactant, Viscosity Increasing Agent, Viscosity Controlling)
1
A
Sodium Palm Kernelate
(Sufactant, Emulsifying, Surfactant, Viscosity Increasing Agent, Viscosity Controlling)
1
Sulfur
(Antiacne Agent, Antidandruff Agent, Hair Conditioning, Skin Conditioning Agent Miscellaneous, Antiseborrhoeic, Antistatic Agent, Skin Conditioning)
Good for Oily Skin
Good for Oily Skin
PARFUM
(Fragrance, Perfuming)
2
3
Zinc Oxide
(Bulking Agent, Cosmetic Colorant, Skin Protecting, Sunscreen Agent)
Good for Oily Skin
Good for Oily Skin
1
A
Lanolin
(Emulsion Stabilising, Hair Conditioning, Skin Conditioning, Emollient, Skinprotectant, Emulsifying, Surfactant, Antistatic Agent)
1
Water
(Solvent)
6
A
BHT
(Antioxidant, Fragrance, Masking)
2
A
Tetrasodium EDTA
(Chelating Agent)
2
CI 21108
(Colorant, Cosmetic Colorant)
CI 12490
(Colorant)

My Ingredient Notes

No personal ingredient notes yet. Save ingredients to your profile to get good/bad alerts here.

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Key ingredients

Antioxidants
Shields skin from free radical damage.

Benefits

Acne FightingFights acne and helps prevent breakouts.
Good For Oily SkinBalances oil and helps reduce shine.

Concerns

May not suit dry skin

Ingredients explained

Sodium Palmate
Sufactant, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A SufactantEmulsifyingSurfactantViscosity increasing agentViscosity controlling
Sodium Palm Kernelate
Sufactant, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A SufactantEmulsifyingSurfactantViscosity increasing agentViscosity controlling
PARFUM
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfuming
Lanolin
Emulsion stabilising, Hair conditioning
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Emulsion stabilisingHair conditioningSkin conditioningEmollientSkinprotectantEmulsifyingSurfactantAntistatic agent
Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Tetrasodium EDTA
Chelating agent
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A Chelating agent
CI 21108
Colorant, Cosmetic colorant
Low-hazard ingredient.Read moreShow less
EWG 2 ColorantCosmetic colorant
CI 12490
Colorant
Limited public safety data.Read moreShow less
EWG N/A Colorant
Sulfur
Antiacne agent, Antidandruff agent
Low-hazard ingredient.Read moreShow less
EWG 1 Antiacne agentAntidandruff agentHair conditioningSkin-conditioning agent -miscellaneousAntiseborrhoeicAntistatic agentSkin conditioning Good for Oily Skin
Zinc Oxide
Bulking agent, Cosmetic colorant
Low-to-moderate hazard.Read moreShow less
EWG 2–3 Bulking agentCosmetic colorantSkin protectingSunscreen agent Good for Oily Skin
BHT
Antioxidant, Fragrance
Moderate-hazard ingredient.Read moreShow less
EWG 6 CIR A AntioxidantFragranceMasking

How to use

How to use

  • 1 Where it fits: Use as the first step, on clean hands, before the rest of your routine.
  • 2 Morning only: Apply as the last step of your AM routine, after moisturiser, and reapply every ~2 hours of sun exposure.

General guidance from this product's category and active ingredients — always follow the directions on the package.

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