Progressed Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Sort by editor review Added to wishlistRemoved from wishlist 0 Add to compare Nioxin System 4 Scalp + Hair Thickening Shampoo for Colored, Dry, & Damaged Hair with Progressed Thinning | Maintain Vibrant Color | Cleanse, Nourish & Boost Hair Density with Niacinamide & Biotin Added to wishlistRemoved from wishlist 0 Add to compare $26.00 $15.00 42%