TRUE FRESH HPP® is the largest capacity High Pressure Processing facility under one roof with 75 million lbs. of annual capacity operating 3 Hiperbaric 525's. High Pressure Processing (HPP) is a cold pasteurization by which products, already sealed in final packaging, are introduced into a vessel and subjected to a high level of hydrostactic water pressure. Our facility Located in Buena Park, CA has the highest level of food safety: BRC Accredited, Organically and USDA Certified.