Hair transplant surgeon and hair loss expert Dr. Ross Kopelman of Kopelman Hair Restoration agreed: "Mold growing on your hair from simply letting it air dry isn't something you need to worry about ...

But using the best keratin hair serums can help you tackle the toughest hair issues, including frizz, split ends and ...

Related: Brazilian Blowout vs. Keratin Treatment — Which One Should You Get? I have tight, 4b-4c coils and when my hair isn't in braids, I'm wearing it straight. So for me, getting a keratin ...

While every salon and client is different — you’re best to book out around two-four hours of your day when getting a keratin treatment. Your hair stylist will wash and roughly blow dry your hair.