The Conditioner. This product is: . . a daily conditioning treatment for scalp and hair.. Good for:. a. ll hair types. Why we love it:. Nécessaire . The Conditioner is a daily conditioning treatment for scalp and hair. The Conditioner - a soft cream infused with Hyaluronic Acid, Niacinamide, Panthenol and 1% Avocado Oil - is made to rehydrate and balance scalp and hair. A proprietary Celery Seed Extract minimizes irritation and build-up. No Sulfates. No Phthalates. No Parabens. No PEGs. No Silicones. No Synthetic Fragrance. The Conditioner has been Awarded the Seal Of Acceptance By The National Eczema Association..