Green Hygienics Holdings Inc. announced it has entered into a scientific research collaboration agreement with Cinvestav, the Center for Research and Advanced Studies of the National Polytechnic Institute. The institute, a high-ranked leading Mexican multidisciplinary scientific research institution, will work with Green Hygienics to advance its R&D efforts through the characterization and development of cannabinoid-based products targeting endocannabinoid system (ECS) deficiencies in animals and humans. Cinvestav ranks fourth among research centers in Latin America and ranks 118th in the world.