Grenco Science


Grenco Science and the “G Pen” Brand leads at the forefront of ingenuity and aptitude, consistently engineering the most advanced, user-friendly vape pens and portable vaporizers in the world. The first to market a vape tank system specifically designed for personal aromatherapy regimens, Grenco Science™ integrates superior functionality with the convenience of transportability. Browse our website to see all of our portable vaporizers and vape pens and tanks, plus other accessories and gear.