Nécessaire Rosemary Shampoo — Strengthening Gel Cleanse for Thinning, 3.4 oz with Ceramides & Plant Proteins

Nécessaire Rosemary Shampoo is a lightweight, daily gel cleanser formulated with rosemary, plant proteins and ceramides to gently strengthen hair while keeping color safe.

This gel-textured shampoo combines plant-derived surfactants with pure rosemary (oil/extract/water), multiple proteins and essential ceramides to deliver a non-stripping, non-drying cleanse. Designed for regular use, the formula avoids common harsh additives—sulfates, silicones, parabens, PEGs and phthalates—so it works well on color-treated and sensitive scalps while leaving a subtle rosemary-forward scent with mandarin, jasmine and cedar accents.

How does this shampoo strengthen hair without weighing it down?

The formula layers lightweight proteins and ceramides that help reinforce hair structure at the cuticle and along the strand while gentle plant surfactants remove dirt and buildup. Because the surfactants and conditioning agents are chosen for mildness, hair retains movement and body instead of feeling coated.

• Plant proteins to support strand resilience.
• Essential ceramides to help preserve the outer cuticle.
• Gentle surfactants that cleanse without stripping natural oils.
• Sulfate- and silicone-free to maintain natural texture and volume.

Will it be safe for color-treated or sensitive scalps?

Yes—this shampoo is formulated without sulfates, silicones, parabens, PEGs and phthalates and is labeled color-safe. Dermatologist-tested, hypoallergenic and non-comedogenic claims indicate it has been evaluated for skin compatibility, making it suitable for many sensitive scalps and color-treated hair routines.

• Free from harsh detergents and known irritants.
• Dermatologist-tested and hypoallergenic labeling.
• Preserves hair dye by avoiding sulfate stripping.
• Light gel texture rinses cleanly to reduce residue.

What does it smell like and how much rosemary is in the formula?

The shampoo features a rosemary-forward scent layered with mandarin, jasmine and cedar for a refined, calming aroma. Rosemary appears in the formulation as oil, extract and water to contribute both scent and botanical support without an overpowering medicinal note.

• Primary aromatic note: rosemary, for a fresh herbal profile.
• Supporting notes: mandarin, jasmine, cedar for balance.
• Multiple rosemary components (oil/extract/water) included.
• Designed to leave a subtle, lingering herbal scent after rinse.

How should I use this shampoo for best results?

Apply a small amount to wet hair, massage into scalp and work through lengths, then rinse thoroughly. For thinning or breakage-prone hair, follow with a complementary conditioner and occasional protein/strength treatments as part of a balanced routine.

• Use daily or as needed for a gentle cleanse.
• Massage into scalp to stimulate circulation and distribute actives.
• Rinse thoroughly to avoid buildup and maintain volume.
• Pair with a Nécessaire conditioner for targeted hydration and repair.

Who is this for? This rosemary-strengthening shampoo suits people seeking a mild, everyday gel cleanser that supports hair strength without heavy conditioning agents—ideal for those with fine to medium hair, color-treated strands, or anyone wanting a cleaner, botanical-forward formula tested for skin compatibility. If you prefer lightweight textures, avoid sulfates, and enjoy a subtle herbal fragrance, this 3.4 oz bottle is formulated to fit into a routine focused on resilience and clean performance.

Ingredients

Aqua/Water/Eau, Sodium Lauroyl Methyl Isethionate, Cocamidopropyl Betaine, Glycerin, Propanediol, Sodium Methyl Oleoyl Taurate, Sodium Methyl Cocoyl Taurate, Glyceryl Stearate, Sodium Cocoyl Isethionate, Rosmarinus Officinalis (Rosemary) Leaf Oil, Rosmarinus Officinalis (Rosemary) Leaf Extract, Rosmarinus Officinalis (Rosemary) Leaf Water, Hydrolyzed Jojoba Protein, Hydrolyzed Rice Protein, Hydrolyzed Pea Protein, Hydrolyzed Quinoa, Hydrolyzed Vegetable Protein, Ceramide AG, Ceramide AP, Ceramide EOP, Ceramide NG, Ceramide NP, Tocopherol, Linoleic Acid, Linolenic Acid, Acetyl Tetrapeptide-3, Acrylates Crosspolymer-4, Butylene Glycol, Cholesterol, Trifolium Pratense (Clover) Flower Extract, Citrus Aurantium Peel Oil, Calcium Gluconate, Citric Acid, Dextran, Niacinamide, Panthenol, Guar Hydroxypropyltrimonium Chloride, Sucrose Distearate, Dipropylene Glycol, Gluconolactone, Oleic Acid, Palmitic Acid, Stearic Acid, Hydrogenated Lecithin, Fragrance (Parfum), Phenoxyethanol, Potassium Sorbate, Sodium Benzoate, Sodium Carbonate, Sodium Chloride, Sodium Hydroxide, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Limonene, Linalool, Beta-Caryophyllene, Terpineol, Tetramethyl Acetyloctahydronaphthalenes, Camphor, Pinene Ingredients are subject to change at the manufacturer's discretion. For the most complete and up-to-date list of ingredients, refer to the product packaging.