Get Certified Keratin Complex Natural Keratin Smoothing Treatment Certification 02.01.2021 GET CERTIFIED! Want to become certified in Keratin Complex's Natural Keratin Smoothing Treatment? It's as easy as 1, 2, 3: Watch the step-by-step video, complete the certification quiz, and send the quiz back to TruBeauty's education department! Step 1: Watch Keratin Complex's step-by-step video here: Step 2: Take the Keratin Complex NKST Certification Quiz: Questions? Call (888) 371-5040 x101