Our Fundamental Strengthening Shampoo is the first step in our Strengthening system.

Elevate your haircare ritual with the Fundamental Strengthening Shampoo, a formula that is clinically proven to reduce breakage by 3.7x after just one use. Enriched with plant proteins, this formula gently cleanses without stripping leaving hair feeling clean and looking healthy and restored. It encourages length by strengthening and preventing damage, while also promoting overall hair health, leaving strands soft, strong, and healthy.

Luxurious Fragrance: Sandalwood Vanille
• Top: Bergamot, Juniper Berry
• Heart: Jasmine, Elemi
• Base: Sandalwood, Vanilla

Product Details:
• 89% agree it gently cleanses while removing oil, sweat, dirt, and product buildup*
• 87% agree it's gentle enough for everyday use
*In a blind consumer study involving 46 participants who used the Strengthening shampoo over 7 days.

How to use:
1. START WITH OUR FUNDAMENTAL STRENTHENING SHAMPOO: Apply to wet hair. Gently massage into scalp. Rinse thoroughly.
2. FOLLOW WITH OUR FUNDAMENTAL STRENGTHENING MASK: Apply a generous amount from mid-length to ends. Leave on for 2-5 minutes, or longer for extra softness. Rinse and enjoy.

Formulated to be suitable for color treated hair.