Hair and Skin Testing Tutorials

7 training videos

Tutorial on how to perform porosity and elasticity testing

How to do a porosity and elasticity test

2 minutes

Learn the essential porosity and elasticity test process with Tracey Sajno. Porosity and elasticity tests determine the condition of the cuticle and cortex.


Tutorial on how to perform skin testing

How to do skin testing

4 minutes

Tracey Sajno’s lecture covers the essential skin test process. Testing is a necessary and vital part of any hairdressing business.


Tutorial on how to perform an incompatibility test

How to do an incompatibility test

3 minutes

Learn how to perform an incompatibility test in the essential MHD testing video with Tracey Sajno. An incompatibility test checks for the presence of metallic salts, before a chemical service.


Tutorial on how to perform a colour test

How to do a colour test

3 minutes

Explore how to perform a colour test in this essential MHD testing tutorial with Tracey Sajno. A colour test is performed during colour development to check the target colour and development time.


Step-by-step video on a pull test for hair extension services

Pull test for hair extension services step-by-step

3 minutes

Familiarize yourself with how to perform a pull test as part of a hair extension consultation in this foundation MHD tutorial with Inanch Emir.