Old Faithful Soap

Caswell-Massey

Where to buy Possibly in stock

About this product

The Caswell-Massey Old Faithful Soap is a misc. Our analysis of its 16 ingredients (9 low-risk) rates it Excellent (94/100). Heads up: it contains fragrance, which can irritate sensitive or reactive skin.

Vegan-friendly Reef-safe

Summarised from our ingredient analysis — not brand marketing copy.

At a glance

Type
Misc
Ingredients
16
Low-risk
9
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

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 1/4
Good for dry skin
Glycerin
Caution for dry skin
Sodium Cocoate Sodium Palmate Kaolin Glycerin
Oily/Acne-Prone Skin No data
Sensitive Skin 2/4
Good for sensitive skin
Kaolin Glycerin
Caution for sensitive skin
Sodium Chloride Glycerin Pinus Sylvestris Leaf Oil Butylphenyl Methylpropional

Ingredients list

16 total
Lower hazard (1) Higher hazard (7)
All16 Viscosity Controlling5 Skin Conditioning4 Perfuming4 Fragrance4 Skin Protecting3 Absorbent2 Abrasive2 Masking2
EWG CIR Ingredient Name & Cosmetic Functions Notes
1
A
Sodium Palmate
(Sufactant, Emulsifying, Surfactant, Viscosity Increasing Agent, Viscosity Controlling)
1
A
Sodium Cocoate
(Cleansing, Emulsifying, Surfactant)
Fungal Acne
Fungal Acne Trigger
1
Water
(Solvent)
2
A
Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent)
Good for Dry Skin
Good for Dry Skin
Fungal Acne
Fungal Acne Trigger
Butyrospermum Parkii Butter
(Skin Conditioning, Viscosity Controlling)
THEOBROMA CACAO SEED BUTTER
(Fragrance, Skin Conditioning, Skin Conditioning Emollient, Skin Protecting)
Olea Europaea Fruit Oil
(Fragrance, Perfuming, Skin Conditioning)
VITIS VINIFERA SEED OIL
(Skin Conditioning, Skin Conditioning Emollient)
2
Pinus Sylvestris Leaf Oil
(Masking)
Avena Sativa Kernel Flour
(Abrasive, Absorbent, Bulking, Viscosity Controlling)
1
A
Kaolin
(Abrasive, Absorbent, Anticaking Agent, Bulking Agent, Opacifying, Skin Protecting, Slip Modifier)
PARFUM
(Fragrance, Perfuming)
1
A
Pentasodium Pentetate
(Chelating Agent)
2
Tetrasodium Etidronate
(Chelating Agent, Emulsion Stabilising, Viscosity Controlling)
1
Sodium Chloride
(Bulking Agent, Masking, Oral Care Agent, Viscosity Controlling)
7
Butylphenyl Methylpropional
(Perfuming)
Allergens
Allergens

My Ingredient Notes

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Key ingredients

Exfoliators
Removes dead skin cells to smoothe texture.

Benefits

HydratingBoosts hydration and relieves dry, tight skin.
Barrier RepairStrengthen and restore your skin's natural barrier.
Acne FightingFights acne and helps prevent breakouts.
Good For Oily SkinBalances oil and helps reduce shine.
Reduces Large PoresMinimizes the look of enlarged pores.
Redness ReducingSoothes visible redness and calms irritation.
Scar HealingImproves the look of marks and scars.
Skin TextureSmooths rough patches and refines texture.

Concerns

Contains eu allergen
Not fungal acne (malassezia) safe
Butylphenyl Methylpropional — higher EWG
May not suit dry skin
May not suit sensitive skin

EWG flags hazard, not real-world risk — ratings don't account for how much of an ingredient a product contains. Treat these as things to research, not verdicts. How we score →

Ingredients explained

Sodium Palmate
Sufactant, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A SufactantEmulsifyingSurfactantViscosity increasing agentViscosity controlling
Water
Solvent
Low-hazard ingredient.Read moreShow less
EWG 1 Solvent
Butyrospermum Parkii Butter
Skin conditioning, Viscosity controlling
Limited public safety data.Read moreShow less
EWG N/A Skin conditioningViscosity controlling
THEOBROMA CACAO SEED BUTTER
Fragrance, Skin conditioning
Limited public safety data.Read moreShow less
EWG N/A FragranceSkin conditioningSkin conditioning emollientSkin protecting
Olea Europaea Fruit Oil
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfumingSkin conditioning
VITIS VINIFERA SEED OIL
Skin conditioning, Skin conditioning emollient
Limited public safety data.Read moreShow less
EWG N/A Skin conditioningSkin conditioning emollient
Pinus Sylvestris Leaf Oil
Masking
Low-hazard ingredient.Read moreShow less
EWG 2 Masking
Avena Sativa Kernel Flour
Abrasive, Absorbent
Limited public safety data.Read moreShow less
EWG N/A AbrasiveAbsorbentBulkingViscosity controlling
Kaolin
Abrasive, Absorbent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A AbrasiveAbsorbentAnticaking agentBulking agentOpacifyingSkin protectingSlip modifier
PARFUM
Fragrance, Perfuming
Limited public safety data.Read moreShow less
EWG N/A FragrancePerfuming
Pentasodium Pentetate
Chelating agent
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A Chelating agent
Tetrasodium Etidronate
Chelating agent, Emulsion stabilising
Low-hazard ingredient.Read moreShow less
EWG 2 Chelating agentEmulsion stabilisingViscosity controlling
Sodium Chloride
Bulking agent, Masking
Low-hazard ingredient.Read moreShow less
EWG 1 Bulking agentMaskingOral care agentViscosity controlling
Sodium Cocoate
Cleansing, Emulsifying
Low-hazard ingredient.Read moreShow less
EWG 1 CIR A CleansingEmulsifyingSurfactant Fungal-acne trigger
Glycerin
Denaturant, Fragrance
Low-hazard ingredient.Read moreShow less
EWG 2 CIR A DenaturantFragranceHair conditioningHumectantOral care agentOral health care drugSkin protectingViscosity decreasing agentPerfumingSolvent Good for Dry SkinFungal-acne trigger
Butylphenyl Methylpropional
Perfuming
Higher-hazard ingredient.Read moreShow less
EWG 7 Perfuming Allergens

How to use

How to use

  • 1 Morning & evening: Suitable for both AM and PM use.

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

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