The shampoo and conditioner set uses ingredients such as biotin and keratin to encourage fullness — it's nearly 35% off.

I’ve tested countless shampoos to attempt to tackle the issue: Thickening formulas! Volumizing formulas! Plumping formulas! If it’s a hair growth ... few have earned a permanent place in ...

One of the French brand’s more popular lines is the hair-thickening and growing Densifique of which the Bain Densité Shampoo ...