Collagen supports hair structure and scalp health, while keratin repairs hair strands and enhances hair smoothness and shine. Biotin enhances keratin production for stronger, thicker hair. For ...

An Australian woman has been forced to come to terms with the possibility of shaving her hair off after she claims a salon treatment meant to “strengthen” her locks caused them to fall off. TikTok ...

According to Ikeda, “Keratin, collagen, and protein are all great ingredients to look for in a leave-in conditioner for bleached hair.” Ikeda explains that these ingredients help to build back broken ...

Hair-care products rarely get shout-outs from Nobel Prize winners. But two-time chemistry laureate K. Barry Sharpless called the hair repair brand Olaplex the most interesting company, other than his ...

Keratin treatments come with a lot of rules. During the three-day developing process after your treatment, you can't pull your hair back into an updo (or any style that might cause dents), you can't ...

Maybe you've always dreamed of Rapunzel-worthy locks — or maybe you got an impulsive chop at the salon, and regret is sinking in. Either way, you're looking for the best shampoos for hair growth. Hair ...