DiBruno vegan hair care with 5% Procapil promotes healthy anagen hair growth. Clinically shown to boost anagen hair density by 68% in 4 months and reduce shedding by up to 35% in 4 weeks, these shampoo, serum, and mask formulas are enriched with biotin, rosemary, and caffeine to strengthen follicles, repair damage, and revitalize thinning hair.