If you're looking to promote hair growth, a good place to start is the root—literally. Although it's just one factor, the shampoo you use can definitely make a difference in hair fullness and thickness.

"A good shampoo is designed to clean off excess sebum and product build-up without stripping the hair of its natural oils," explains trichologist Kerry E. Yates. Therefore, she says, you want something that's "both gentle but effective, with a blend of conditioning agents and humectants that help maintain the hair’s elasticity and pliability." Tall order? Maybe: "This can be hard to find as a lot of shampoos focused on thinning hair can feel drying, leaving the mid-lengths and ends vulnerable to damage."

The good news is that there are some shampoo formulas that trichologists, along with New York-based colorist Priscilla Choi, and Bazaar beauty editors vouch for. Continue reading below to discover our top picks for shampoos that promote hair growth, suitable for all hair types and textures.

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