Why? Because keratin treatments are great at amping up shine, smoothing the hair cuticle and generally giving you salon-worthy manageability, for months on end. Need to know more? We’ve got all ...

Meanwhile, Kara Jillian Brown—who has tight, 4B-4C coils—opted for a keratin treatment with formaldehyde (more on this ingredient later). For further insight into this popular hair treatment ...

One of the most common services sought in a salon is hair treatment. Keratin vs. rebonding offers two choices for straight, ...

Collagen supports hair structure and scalp health, while keratin repairs hair strands and enhances hair smoothness and shine.