Thicker, fuller-looking hair from first wash · Enriches hair and scalp with nutrients and strengthening proteins. Gentle & Effective Thickening Shampoo & Conditioner - FOAMIST Thickening Caffeine shampoo & conditioner gently cleanses excess oil and removes buildups to activate and revitalize hair from scalp to ends. The 3OOK capsules inside the shampoo are made up of 3 hair peptides complex. 300K Capsule is specially designed to help infuse nutrients into the scalp and activate skin regeneration. The 3 peptides work harmoniously with one another to encourage cell regrowth and help strengthen thinning hair.