Catering specifically for men, the Senscience PROformance Boost Thickening Shampoo has been developed to leave hair looking & feeling fuller. Ideal for fine or thinning hair, the lightweight formula gently cleanses the hair & scalp to help create an optimal environment for healthy hair growth. Combining Biotin with a unique Vita PROx™ Energy Complex, the shampoo improves overall follicle hair to promote a stronger, thicker head of hair.