First and first, it’s crucial to understand that there isn’t a solution to make your hair thicker or denser. There are, however, products that can provide the appearance of full, voluminous tresses. We’ve compiled a list of the top five thickening shampoos on the market, all of which are formulated with components that promote a healthy scalp and help you achieve the richest locks yet.
Bumble And Bumble Thickening Volume Shampoo

This shampoo builds body in the shower and gives fine or limp hair a lift while moisturizing and sealing split ends. It’s ideal for fine, thinning, limp, or flyaway hair for just $75.
Living Proof Full Shampoo

A gentle, yet thoroughly cleansing shampoo that helps to transform fine, flat hair to look, feel and behave like naturally full, thick hair for just $29.
OGX Thick & Full Biotin & Collagen Shampoo

Give thin, flat hair a beautiful boost with the hair thickening power of this nutrient-rich volumizing shampoo. Infused with vitamin B7, biotin & collagen, it leaves hair looking fuller & healthier for just $6.
Oribe Shampoo For Magnificent Volume

A paraben-free, volumizing shampoo for fine to medium hair that visibly plumps strands and builds the body for a thicker, fuller look for just $45.
R+Co Dallas Biotin Thickening Shampoo

For big, beautiful, bouncy hair, use DALLAS. This thickening shampoo adds vitality to fine, flat hair while nourishing and strengthening from root to tip for just $29.