# Rosemary Leave-In Mask

- **Brand:** Nécessaire
- **Price:** $60.00
- **Catalog:** sephora
- **Retailer:** sephora
- **Product URL:** https://go.cosimo.shop/r/gAAAAABqgNFSP_LofnrlLEIkvb9KGYA89xFI_mojaWI4k_8qDkz9jgFJr-5dk_Cnf9dXXfK22noPtAD1Mr-BBqmIP0ok9vPnzXuxA969c-uKm9KatmJHq_8TuxKdeeQDUGhYsqOpRAvSrqmaraqsyJdagA6rI02mhdcsW9ZdvcrW5Zqztipdsal4j0r5bHOO1ijDp08PGcehIEKdsc0fGiq13E89QKs8G_mhmcnEnu-NbppCbihS7bQ_bWZ3datpTmY_GikYdaAQEYg0PeJ3qxTfhO5g8cqw7pzkM3MXlA_N064kwlmqihBqpMLgquHTTgbdp3FJ80KTM5Sfhf7tka6QP_A49ajCBHsXhixUOP9HNHxlLUEGQUw5fW5NRKef_CGBZOZtsy-jooXXFXnNT1BsBiaWJJ08ytMVMiaWCjLdWy_SsuDj4fM=

## Summary

A 2 oz leave-in hair treatment mask formulated with rosemary extract and 5% vegan keratin to smooth and strengthen hair. Packaged in a dark olive green pump bottle.

## Description

What it is: An advanced leave-in treatment mask with rosemary extract and 5% vegan keratin that smooths, softens, and strengthens hair immediately and over time. Hair Texture: Straight, Wavy, Curly, and Coily Hair Type: Fine, Medium, and Thick Hair Concerns: - Damage, Split Ends, and Breakage - Frizz - Straightening and Smoothing Key Benefits: - Softer, smoother, healthier hair after first use - Long-term strengthening, repair, and protection - Minimizes frizz Highlighted Ingredients: - Rosemary Oil/Water/Extract: Strengthens hair at the root and nourishes the scalp. - Vegan Keratin 5%: Strengthens, restructures, and fortifies weakened strands. - 5 Plant Proteins: Protect hair from breakage. Ingredient Callouts: This product is vegan and cruelty-free. What Else You Need to Know: This leave-in treatment mask includes rosemary extract and conditioning agents that smooth, soften, and nourish. A concentration of five percent vegan keratin—with the same amino acid profile as natural keratin—strengthens and restructures weak, damaged hair for enhanced smoothness and vibrancy. It’s also dermatologist-tested, hypoallergenic, non-comedogenic, and color-safe. Clean at Sephora Clean at Sephora is our commitment to offering effective products without certain ingredients, such as parabens, sulfates, phthalates, and mineral oils. Learn more here .

## Appearance

- **Sizes:** 2 oz/60 ml
- **Materials:** -Rosemary Oil/Water/Extract: Strengthens hair at the root and nourishes the scalp. -Vegan Keratin 5%: Strengthens, restructures, and fortifies weakened strands. -5 Plant Proteins: Protect hair from breakage. Water/Eau/Aqua, Propanediol, Cetearyl Alcohol, Keratin Amino Acids, Glyceryl Stearate, Rosmarinus Officinalis (Rosemary) Leaf Oil, Rosmarinus Officinalis (Rosemary) Leaf Water, Rosmarinus Officinalis (Rosemary) Leaf Extract, Hydrolyzed Moringa Oleifera Seed Extract, Hydrolyzed Jojoba Protein, Hydrolyzed Rice Protein, Hydrolyzed Pea Protein, Hydrolyzed Quinoa, Hydrolyzed Vegetable Protein, Ceramide AG, Ceramide AP, Ceramide EOP, Ceramide NP, Ceramide NG, Tocopherol, Acetyl Tetrapeptide-3, Biotin, Niacinamide, Butylene Glycol, Cholesterol, Panthenol, Hydroxypropyl Starch Phosphate, Trifolium Pratense (Clover) Flower Extract, Persea Gratissima (Avocado) Oil, Cocos Nucifera (Coconut) Oil, Dicaprylyl Ether, Cetrimonium Chloride, Glycerin, Tocopheryl Acetate, C13-15 Alkane, Sodium Gluconate, Hydrogenated Lecithin, Behentrimonium Chloride, Sclareol, Dipropylene Glycol, Dextran, Ethylhexylglycerin, Potassium Sorbate, Sodium Benzoate, Citric Acid, Phenoxyethanol, Fragrance (Parfum), Citrus Aurantium Bergamia (Bergamot) Peel Oil, Citrus Aurantium Dulcis (Orange) Peel Oil, Lavandula Angustifolia (Lavender) Oil, Juniperus Virginiana (Cedarwood) Oil, Alpha-Isomethyl Ionone, Limonene, Beta-Caryophyllene, Terpineol, Tetramethyl Acetyloctahydronaphthalenes, Camphor, Pinene, Linalyl Acetate, Alpha-Terpinene, Terpinolene, Linalool. The list of ingredients is subject to change. Please consult the packaging of the product purchased.

## Categories

- **Categories:** Hair > Hair Styling & Treatments > Hair Masks

## Enrichment

- **Type:** hair mask
- **Type Synonyms:** leave-in treatment, hair treatment, hair conditioner
- **Gender:** unisex
- **Age Groups:** adult
- **Tags:** pump bottle, rosemary extract, vegan keratin, leave-in treatment, hair mask, 60ml, 2oz, dark green bottle
- **Styles:** minimalist
- **Category Path:** Beauty > Hair Care > Treatments & Solutions > Hair Masks, Oils & Serums
- **Constitutive ingredients:** Avocado Oil, Coconut Oil, Essential Oil, Glycerin, Jojoba Oil, Keratin, Lavender Oil, Rosemary Oil, Vitamin E, Water
- **Package type:** Bottle, Plastic Bottle, Pump Bottle, Travel Size
- **Product certifications & standards:** B Corporation, Vegan
- **Product form:** Cream
- **Suitable for hair type:** Brittle, Curly, Damaged, Fine, Frizzy, Split, Straight, Thick, Weakened
- **Sustainability Features:** B Corp Certified, Climate Neutral Certified, Eco-Friendly, Recycled Materials, Vegan
- **Treatment type:** Topical
- **Canonical Brand:** Nécessaire

## Images

- ![Image 1](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/0affe84feccc08cb083ab06766c0d59f.webp)
- ![Image 2](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/6cc47a64c19afc76cd8f6ce8274ab787.webp)
- ![Image 3](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/d85f09a6e8a60cfd69172332e3e4224a.webp)
- ![Image 4](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/ab019ed36bdc5135491fcab31b17c444.webp)
- ![Image 5](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/0c9f1818d8b6981dec736bf62812a0e9.webp)
- ![Image 6](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/65a6b5eb01d1b3853603a2f9e62e4dec.webp)
- ![Image 7](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/1491f1f26e4620425e6163efe3edc61f.webp)
- ![Image 8](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/01e86a7c1504e06d4713e6f80a7c98d0.webp)
- ![Image 9](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/850017e3c93ffd79b0f21aacefdafb23.webp)
- ![Image 10](https://cdn.octogen.ai/34b02e8dde2eae1197900af1572e79bf/1c45b828853675a6934285e207e683fe.webp)

---
*Source: cosimo.shop | Product ID: 6b5cfc19-59a2-4b08-ac0a-79cf5501c1ba | Canonical URL: https://cosimo.shop/product/necessaire/rosemary-leave-in-mask-6b5cfc19-59a2-4b08-ac0a-79cf5501c1ba*