 LOS ANGELES and DESERT HOT SPRINGS, Calif., March 22, 2021 GLOBE NEWSWIRE -- via InvestorWire -- Grapefruit USA, Inc. OTCQB: GPFT Grapefruit or the Company, a premiere, fully licensed California-based cannabis company, today announces that the Company has achieved another technological milestone in its proprietary manufacturing process for its patented, disruptive HourglassTM time-release THC cannabinoid delivery cream. Continued research and analysis of the Hourglass manufacturing process have allowed the Company to substantially reduce the size of the creams THCCBD-infused particles to a mean particle size of 8.2 microns, as compared to previous samples, which averaged 33.1 and 29.9 microns. Grapefruits progress in consistently reducing the size of the infused particles meaningfully increases the bioavailability of the Hourglass active ingredients. 