F-Layer Deep Conditioning Serum
The R & Co F-Layer Deep Conditioning Serum is a misc. Our analysis of its 53 ingredients (39 low-risk) rates it Excellent (93/100). Based on its ingredients, it looks well-suited to dry skin. Heads up: it contains fragrance, which can irritate sensitive or reactive skin.
The R & Co F-Layer Deep Conditioning Serum is a misc. Our analysis of its 53 ingredients (39 low-risk) rates it Excellent (93/100). 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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Cetrimonium Chloride
(Antistatic Agent, Cosmetic Biocide, Emulsifying, Surfactant, Antimicrobial, Preservative) |
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Phenoxyethanol
(Fragrance, Preservative) |
Paraben
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PARFUM
(Fragrance, Perfuming) |
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Behentrimonium Chloride
(Antistatic Agent, Hair Conditioning, Preservative) |
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Steapyrium Chloride
(Antimicrobial, Antistatic Agent) |
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Panthenol
(Antistatic Agent, Hair Conditioning, Skin Conditioning) |
Good for Dry Skin
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Helianthus Annuus Seed Oil
(Fragrance, Skin Conditioning, Skin Conditioning Emollient) |
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Potassium Sorbate
(Fragrance, Preservative) |
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cocos nucifera oil
(Fragrance, Hair Conditioning, Perfuming, Skin Conditioning) |
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Amaranthus Caudatus Seed Extract
(Skin Conditioning) |
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Citric Acid
(Chelating Agent, Fragrance, Ph Adjuster, Buffering Agent, Masking) |
Bad for Sensitive Skin
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Diisostearyl Malate
(Skin Conditioning, Emollient, Surfactant) |
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Ethyl Linoleate
(Fragrance, Skin Conditioning, Emollient, Perfuming) |
Fungal Acne Trigger
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Ethyl Oleate
(Fragrance, Hair Conditioning, Skin Conditioning, Emollient, Perfuming) |
Fungal Acne Trigger
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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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Crambe Abyssinica Seed Oil
(Hair Conditioning, Skin Conditioning) |
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PERSEA GRATISSIMA OIL
(Skin Conditioning) |
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Butylene Glycol
(Fragrance, Skin Conditioning, Solvent, Viscositydecreasing Agent, Humectant, Masking, Viscosity Controlling) |
Good for Dry Skin
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Hydrolyzed Pea Protein
(Antistatic Agent, Emollient, Hair Conditioning, Skin Conditioning) |
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Cocos Nucifera Fruit Juice
(Hair Conditioning, Humectant, Skin Conditioning, Skin Conditioning Emollient) |
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Sodium PCA
(Hair Conditioning, Humectant, Antistatic Agent, Skin Conditioning) |
Good for Dry Skin
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Helianthus Annuus Seed Extract
(Skin Conditioning) |
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rosmarinus officinalis leaf extract
(Antimicrobial, Fragrance, Skin Conditioning) |
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Sodium Lactate
(Buffering Agent, Exfoliant, Humectant, Keratolytic) |
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Sodium Hyaluronate
(Skin Conditioning, Humectant) |
Good for Dry Skin
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Arginine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
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Cyclodextrin
(Absorbent, Chelating Agent) |
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Aspartic Acid
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
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Sodium Benzoate
(Fragrance, Preservative, Anticorrosive, Masking) |
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PCA
(Humectant, Moisturising) |
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Pentaerythrityl Tetra-di-t-butyl Hydroxyhydrocinnamate
(Antioxidant) |
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Glycine
(Buffering Agent, Fragrance, Hair Conditioning, Skin Conditioning Agent Miscellaneous, Antistatic Agent, Skin Conditioning) |
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Alanine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
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Serine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
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Benzyl Alcohol
(External Analgesic, Fragrance, Oral Health Care Drug, Preservative, Solvent, Viscosity Decreasing Agent, Masking) |
Allergens
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Caprylyl/Capryl Glucoside
(Cleansing, Foaming, Surfactant) |
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Valine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Masking) |
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Caprylic Acid
(Fragrance, Sufactantsurfactant Cleansing Agent Is Included As A Function For The Soap Form Of Caprylic Acid., Emulsifying, Masking, Perfuming) |
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Guar Hydroxypropyltrimonium Chloride
(Antistatic Agent, Hair Conditioning, Viscosity Increasing Agent, Film Forming, Skin Conditioning, Viscosity Controlling) |
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Xylitol
(Flavoring Agent, Humectant, Skin Conditioning) |
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Isoleucine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent) |
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Proline
(Fragrance, Hair Conditioning, Skin Conditioning) |
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Threonine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Hair Waving Or Straightening) |
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TOCOPHEROL
(Antioxidant, Fragrance, Skin Conditioning) |
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Histidine
(Fragrance, Hair Conditioning, Skin Conditioning, Antistatic Agent, Humectant) |
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Phenylalanine
(Fragrance, Hair Conditioning, Skin Conditioning) |
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Limonene
(Deodorant, Perfuming, Solvent) |
Allergens
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Benzyl Salicylate
(Fragrance, Uv Absorber, Masking) |
Allergens
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Linalool
(Fragrance, Deodorant, Masking) |
Allergens
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Citral
(Flavoring Agent, Fragrance, Masking) |
Allergens
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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 →
How to use
General guidance from this product's category and active ingredients — always follow the directions on the package.
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