Why was Mark Mitchnick’s contribution to sunscreen and skincare significant?
1) Broadened Appeal of Zinc Oxide: Early zinc oxide sunscreens were thick and opaque, leaving a conspicuous white layer on the skin. This limited their use, especially among people seeking an elegant or invisible finish. Mitchnick’s work enabled the use of transparent zinc oxide, revolutionizing mineral sunscreen aesthetics and making daily, regular use far more attractive to consumers.
2) Boosted Broad-Spectrum Protection: Zinc oxide is rare among sunscreen agents because it provides true broad-spectrum coverage, blocking both UVA (including long-wave) and UVB rays, which play a key role in aging and skin cancer. By making this protection invisible, Mitchnick helped set a new industry standard.
3) Addressed Health and Environmental Concerns: Mineral sunscreens (zinc oxide and titanium dioxide) do not penetrate the skin or the bloodstream to the same extent as many chemical filters, and are widely considered safer for sensitive skin and less likely to harm the environment.
4) Enabled Sensitive Skin Formulations: Transparent zinc oxide allows people with sensitive or allergy-prone skin (who might react to chemical UV filters) to have high-efficacy, cosmetically acceptable options.
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Learn more about one of the co-founders of burnd (Mark Mitchnick).
Burnd's Q&A Series | Episode 5 | What about doctor-branded skin care products? Can companies put anything they want into a skin care product as long as they don’t make drug claims?



