Enhancing the health and condition of your fine, thinning, and fragile hair while boosting body and volume, this Philip Kingsley Density Thickening Shampoo is formulated with hyper-branched polymers and hydrolysed pea peptides to instantly volumise your hair without dryness. Restoring and strengthening your strands from deep within the cortex, this BHA-enriched shampoo gently exfoliates your scalp, creating the optimal environment for healthy hair growth. Formulated for people experiencing hair loss or thinning, as well as fine, fragile hair prone to breakage, this shampoo increases hair volume by 25% after just one use when used in combination with Density Thickening Conditioner and Density Thickening Protein Spray* Creating a complete hair routine using Density Shampoo & Conditioner together significantly reduces the likelihood of hair breakage** *Independent Instrumental Tests, compared to a standard shampoo and conditioner. **Independent Instrumental Tests, compared to both untreat