About Primient Covation

Primient Covation LLC (operating its PDO business as CovationBio PDO) traces its origins dating back to 2000 and is closely tied to Newark, Delaware, USA (with production in Loudon, Tennessee, and parent Primient headquartered in Schaumburg, Illinois). The company produces 100% bio-based 1,3-propanediol (Bio-PDO) under brands like Zemea® and Susterra®, a versatile renewable ingredient used as a humectant, solvent, and emollient alternative in personal care formulations. It enhances moisturization, texture, sensory properties, and stability in skin care, hair care, deodorants, oral care, and related applications. It support clean-label, eco-friendly products with high performance and sustainability from responsibly sourced, plant-based materials.