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

The Dr. Groot Thickening Shampoo is $30 at Amazon, and shoppers swear it fills in sparse areas while plumping thinning ...

"One of the best ways to strengthen hair that has become thin from either poor health or over styling is to use a protein-based conditioner," adds Lamb. Leave-in thickening and volumizing products ...

If you find that putting in a lot of products weighs down your hair, you need this weightless mousse. It helps volumizes and thicken the appearance of your strands, while providing critical hold ...

Today we are sharing some tried and true natural thickeners for thin hair. There are plenty of products on the market that have been created to help with hair growth. However, many of them contain ...