Joe Grooming Thickening Shampoo (200ml) This Thickening Shampoo by Joe Grooming is a shampoo specifically designed to boost the growth of hair, stimulating blood flow in the scalp to promote growth & strengthening the strands from root to tip. Hair's condition deteriorates with age, & this shampoo is designed for the mature gentleman whose hair is thinner and/or weaker. This Joe Grooming Thickening Shampoo targets hair that is fine or thinning, aiming to give you a helping hand in the promotion of its thickness & growth. Enriched with soy proteins, this shampoo helps to nourish the hair & scalp, strengthening & thickening the hair shaft, & giving hair lustrous shine.