Dr. Jasmine McDonald is an epidemiologist and Columbia University professor who helps people reduce everyday environmental exposures with clear, evidence-based guidance—room by room, product by product.

Trained at Harvard with postdoctoral work at the University of Pennsylvania and Columbia, she has spent 20+ years studying how chemical exposures and physical environments affect human biology and cancer risk.

Her work bridges peer-reviewed science and everyday life so families feel confident making healthier choices—without hype or fear.