"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." A shampoo alone won’t grow your hair longer, but if it’s filled with ingredients to help exfoliate and ...

Dihydrotestosterone, or DHT, is an androgen hormone produced by testosterone. High levels of DHT can cause hair loss problems, including androgenetic alopecia, or AGA, and male pattern baldness, ...

Purple shampoo aims to remove yellow or brassy tones from hair by depositing a small amount of violet pigment on it during a wash. Companies often market it to those with blonde or lightened hair.

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Whether you need to refresh your hair for after work drinks or want to squeeze in an extra snooze in the morning, dry shampoo can be a quick solution for oily and greasy hair.