The Necessary™ | Care For Your Body | Care For Your Planet The Rosemary Hair Duo is a 2-step strengthening duo for the hair. The Rosemary Shampoo and Rosemary Conditioner are infused with Pure Essential Rosemary Oil, Plant Proteins (Rice/Jojoba/Quinoa/Potato/Pea) and Essential Ceramides (AG/AP/EOP/NG/NP). Pure Essential Rosemary Oil helps stimulate the scalp, while Plant Proteins and Ceramides help strengthen the hair shaft and reduce hair breakage. This duo also contains a micro-dose of the powerful hair peptide - Capixyl™. All ingredients are uniquely delivered in gentle, clean formulas for a non-stripping, non-drying experience. The signature scent of Rosemary pairs Fine Fragrance notes of Rosemary, Mandarin, Jasmine, and Cedar for the best in sensory. Dermatologist-Tested. Hypoallergenic. Non-Comedogenic. Color-Safe. Keratin-Safe. Clinical Study | 30+ panelists used The Rosemary Shampoo + Conditioner for 4 weeks | Third-Party Verified Clinic | Q2 2025. 93% Said They Felt Improvement In Hair Strength 87% Said They Felt Improvement In Hair Resilience 84% Said They Saw Reduction In Hair Thinning 84% Said They Saw Reduction In Hair Breakage