Tumi Siwoku, aka The Beauty Chemist, provides her guide to formulating a rich, deeply conditioning hair mask
Hair masks are an essential step of many consumers’ weekly rituals – but how do we go about making these deep conditioning formulations to intensively moisturise hair and help prevent damage?
Here, Tumi Siwoku, Creative Director at research and development laboratory Beauty Science Labs – also known as The Beauty Chemist – provides her top formulation tips for hair masks.
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