Explore 2026 hair smoothing trends for salons: formaldehyde-free keratin, custom strength, and higher per-treatment margins for stylists.

A keratin treatment takes about 90 minutes to 3 hours, depending on hair length and type. Here is how pros plan salon timing.

See realistic keratin treatment before and after results: smoother, frizz-free, manageable hair lasting up to 6 months with proper aftercare.

A stylist-trusted client guide to smooth, healthy hair: easier styling, less damage, and lasting shine from formaldehyde-free keratin.

A stylist's pre-appointment checklist for first-time keratin clients: what to explain about safety, results, aftercare, and realistic expectations.