R+Co BLEU F‑Layer Deep Conditioning Serum — Leave-In 4.2 oz, Lightweight Hydrating Repair

R+Co BLEU F‑Layer Deep Conditioning Serum is a lightweight leave‑in treatment that rebuilds the hair’s protective lipid layer to hydrate, detangle, and boost softness and shine.

This serum is designed to be applied to damp hair as a finishing, leave‑in repair step that improves manageability and preps strands for styling. The formula combines natural oils, fruit extracts, pea protein and a peptide complex to replenish lipids, reduce friction, and add surface smoothness without weighing hair down. It also features R+Co’s BLEU “Bleu Waves” citrus‑floral scent and is cruelty‑free and vegan.

How does this serum restore the hair’s protective layer?

The F‑Layer concept refers to the thin lipid coating on each strand that helps lock in moisture and shield against mechanical damage. R+Co BLEU F‑Layer Serum supplies lightweight oils and a peptide complex that mimic and reinforce that protective film. Applied sparingly to damp hair, it smooths cuticles and reduces moisture loss so hair feels softer and looks glossier.

• Blend of avocado, sunflower and coconut oils to replenish surface lipids
• Pea protein and peptides to support strand integrity and elasticity
• Non‑greasy, quickly absorbed texture suitable for most hair types

Will it make my hair feel heavy or greasy?

No — the formula is intentionally lightweight and formulated as a leave‑in finishing serum. Only a small amount is needed; distributing it mainly through mid‑lengths and ends prevents buildup at the roots. For finer hair, use a pea‑sized amount and concentrate on damaged areas.

• Fast‑absorbing base avoids weighing hair down
• Small amounts provide slip for detangling without residue
• Works with blow‑drying and heat styling as a prepping step

How does it help with detangling and styling prep?

The serum reduces surface friction so combs and brushes glide more easily through wet hair, cutting down on breakage from pulling. It also leaves a smoother surface for styling products to sit on, improving slip and shine. Use it after washing and before applying heat or other styling aids for easier sectioning and a sleeker finish.

• Provides immediate slip to ease combing wet hair
• Enhances manageability for quicker blow‑outs and styling
• Creates a smoother base that improves shine and elasticity

What ingredients deliver repair and protection?

The serum combines nourishing oils with plant proteins and a targeted peptide complex to support both surface conditioning and internal strand resilience. Natural fruit extracts contribute lightweight hydration while antioxidants help maintain hair radiance. The overall formula aims to strengthen over time and reduce visible damage when used consistently.

• Avocado, sunflower and coconut oils for lipid replenishment and softness
• Pea protein and peptides to bolster strand strength and elasticity
• Fruit extracts for lightweight hydration and enhanced sheen

Who is this for: R+Co BLEU F‑Layer Deep Conditioning Serum suits anyone looking to detangle, smooth and add shine without heaviness — especially those with dry, chemically treated, heat‑styled or texture‑prone hair. It’s useful for fine to medium hair when used sparingly, and for thicker or drier hair as a restorative leave‑in. Ideal for people who want a cruelty‑free, vegan finishing serum that improves manageability and complements regular styling routines.

Ingredients

Water (Aqua/Eau), Cetearyl Alcohol, Cetyl Alcohol, Cetrimonium Chloride, Phenoxyethanol, Fragrance (Parfum), Behentrimonium Chloride, Steapyrium Chloride, Panthenol, Helianthus Annuus (Sunflower) Seed Oil, Potassium Sorbate, Cocos Nucifera (Coconut) Liquid Endosperm, Amaranthus Caudatus Seed Extract, Citric Acid, Diisostearyl Malate, Ethyl Linoleate, Ethyl Oleate, Glycerin, Crambe Abyssinica Seed Oil, Persea Gratissima (Avocado) Oil, Butylene Glycol, Hydrolyzed Pea Protein, Cocos Nucifera (Coconut) Fruit Juice, Sodium PCA, Helianthus Annuus (Sunflower) Seed Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Sodium Lactate, Sodium Hyaluronate, Arginine, Cyclodextrin, Aspartic Acid, Sodium Benzoate, PCA, Pentaerythrityl Tetra-Di-T-Butyl Hydroxyhydrocinnamate, Glycine, Alanine, Serine, Benzyl Alcohol, Caprylyl/Capryl Glucoside, Valine, Caprylic Acid, Guar Hydroxypropyltrimonium Chloride, Xylitol, Isoleucine, Proline, Threonine, Tocopherol, Histidine, Phenylalanine, Limonene, Benzyl Salicylate, Linalool, Citral