What is phytol and is it safe to vape? By JasonJuly 20, 2021aggregated, EVALI, Health, Industry, phytol, vape cartridges, vape pens, vape safety, VAPI, Vaping Experts urge caution after a new study emerges suggesting phytol, a diterpene alcohol used as a diluent in vape cartridges, appears unsafe to inhale. The post What is phytol and is it safe to vape? appeared first on Leafly.