Introducing the Living Proof Scalp Care Density Serum, a hair treatment developed to boost the appearance of hair's density. The formula works to nourish the scalp to promote optimal conditions for future hair growth. Designed for thinning hair types, the scalp serum seeks to reduce the visible fall-out rate of strands while minimising the visibility of grey hairs*. Helping in just 90 days*, the formula is infused with Density Boosting technology and an Anti-Grey Complex of amino acids and antioxidants. The leave-in treatment is infused with pea sprout and amaranth peptides to improve the appearance of thickness and density. Absorbing into the hair in just moments, the serum resists leaving the hair feeling oily or greasy. Proven Results: 100% of participants experienced an increase in hair thickness for less visible scalp* 76% of participants experienced a decrease in new grey hair growth* 70% reduction in visible hair shedding* *Compared to baseline in a 90-day study of 30 participants using once daily.