Why Expensive Skincare Isn't Always Better with Lei Smith
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Cosmetic chemist Lei Smith, founder of Leitin Skincare, joins Skin Anarchy to pull back the curtain on formulation: what barrier repair really means, how to tell if an active is actually dosed to work, why price rarely signals quality, and why hyperpigmentation is so hard to treat.
How did Lei Smith get into cosmetic chemistry?
Through curiosity and a string of passions. A former banker turned landscape gardener, Smith started formulating as a hobby about six years ago after struggling to find skincare that worked for him. "It's like an endless, you can never know everything…
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