Kayla Blanton is a health and beauty writer of seven years and has interviewed dozens of experts in the field, giving her supreme product knowledge and judgment for shopping recommendations.

You might look to the best conditioners to solve any dry hair woes, but your shampoo shouldn’t be left out of the equation. After all, choosing the best shampoo for dry hair opens up the door to twice the hydration on wash day.

"A good shampoo for dry hair should be hydrating, sulfate-free, and infused with nourishing ingredients like hyaluronic acid, glycerin, or ceramides,” says Marcos Diaz , a celebrity hairstylist who has worked for Hailey Bieber, Katy Perry, and Sienna Miller.

With that in mind, we tested 21 best-selling hydrating shampoos to see if they live up to their claims. Keep readi

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