Bye Bye Brass Toning Hair Mask
The Eva NYC Bye Bye Brass Toning Hair Mask is a misc. Our analysis of its 30 ingredients (23 low-risk) rates it Excellent (99/100). Based on its ingredients, it looks well-suited to dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
The Eva NYC Bye Bye Brass Toning Hair Mask is a misc. Our analysis of its 30 ingredients (23 low-risk) rates it Excellent (99/100). Based on its ingredients, it looks well-suited to dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
Summarised from our ingredient analysis — not brand marketing copy.
The evidence
| EWG | CIR | Ingredient Name & Cosmetic Functions | Notes |
|---|---|---|---|
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Water
(Solvent) |
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Cetearyl Alcohol
(Emulsion Stabilising, Opacifying, Foam Boosting, Viscosity Increasingagent Aqueous, Viscosity Increasing Agent, Emollient, Emulsifying, Viscosity Controlling) |
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Cetyl Alcohol
(Emulsion Stabilising, Fragrance, Opacifying, Emulsifying, Surfactant, Foam Boosting, Viscosity Increasing Agent, Emollient, Masking, Viscosity Controlling) |
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Glycerin
(Denaturant, Fragrance, Hair Conditioning, Humectant, Oral Care Agent, Oral Health Care Drug, Skin Protecting, Viscosity Decreasing Agent, Perfuming, Solvent) |
Good for Dry Skin
Fungal Acne Trigger
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Isopropyl Myristate
(Binding Agent, Fragrance, Skin Conditioning, Emollient, Binding, Perfuming, Solvent) |
Bad for Oily Skin
Fungal Acne Trigger
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Behentrimonium Chloride
(Antistatic Agent, Hair Conditioning, Preservative) |
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Polyester-37
(Film Forming, Hair Conditioning, Skin Conditioning) |
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Ethyl Macadamiate
(Skin Conditioning, Emollient) |
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Butyrospermum Parkii Butter
(Skin Conditioning, Viscosity Controlling) |
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Hydrolyzed Vegetable Protein
(Hair Conditioning, Skin Conditioning, Antistatic Agent) |
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Panthenol
(Antistatic Agent, Hair Conditioning, Skin Conditioning) |
Good for Dry Skin
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Tocopheryl Acetate
(Antioxidant, Skin Conditioning) |
Bad for Oily Skin
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Prunus Serotina Bark Extract
(Fragrance, Moisturising, Skin Conditioning) |
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Zingiber Officinale Root Extract
(Fragrance, Perfuming, Skin Conditioning, Tonic) |
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Cetrimonium Chloride
(Antistatic Agent, Cosmetic Biocide, Emulsifying, Surfactant, Antimicrobial, Preservative) |
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Isododecane
(Fragrance, Solvent, Emollient, Perfuming) |
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Neopentyl Glycol Diheptanoate
(Skin Conditioning, Emollient, Viscosity Increasing Agent) |
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Ethyl Canolate
(Skin Conditioning) |
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Dicaprylyl Carbonate
(Skin Conditioning, Emollient) |
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Polyquaternium-37
(Antistatic Agent, Film Forming, Hair Fixing) |
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Guar Hydroxypropyltrimonium Chloride
(Antistatic Agent, Hair Conditioning, Viscosity Increasing Agent, Film Forming, Skin Conditioning, Viscosity Controlling) |
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Lauryl Glucoside
(Cleansing, Surfactant) |
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Aminomethyl Propanol
(Ph Adjuster, Buffering Agent) |
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Chlorphenesin
(Cosmetic Biocide, Antimicrobial, Preservative) |
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Ethylhexylglycerin
(Deodorant, Skin Conditioning) |
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Isopropyl Alcohol
(Antifoaming Agent, Fragrance, Solvent, Viscosity Decreasing Agent, Perfuming, Viscosity Controlling) |
Bad for Sensitive Skin
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Phenoxyethanol
(Fragrance, Preservative) |
Paraben
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Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking) |
Bad for Sensitive Skin
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PARFUM
(Fragrance, Perfuming) |
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CI 60730
(Cosmetic Colorant) |
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How to use
General guidance from this product's category and active ingredients — always follow the directions on the package.
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