Bring your blonde, silver, or highlighted hair back to its brightest with Formula 18 Violet Toning Shampoo. Designed to counteract unwanted yellow and brassy tones, this purple shampoo gently cleanses while depositing cool violet pigments for a refreshed, salon-quality finish. Infused with the signature Formula 18 Plant-Based Bond Building Technology, it helps strengthen and repair damaged hair, leaving it soft, shiny, and hydrated. Perfect for maintaining your color between salon visits, this toning shampoo keeps your hair looking fresh, vibrant, and beautifully balanced.