Green Planet Rezin Terpine EnhancerWhat it is Rezin is our flowering additive formulated to enhance the natural processes within flowering plants that produce flavor and aroma. This results in high quality flowers come time for harvest. How it works Rezin is our aroma and flavor enhancer that was developed to greatly increase the essential oil and resin production of flowering plants. It provides a readily available source of molybdenum (Mo) and vitamin B1 to aid with plant growth.