Amerisleep Bio-Pur Foam Explained 2026: Plant-Based Memory Foam Science
Bio-Pur is Amerisleep's proprietary plant-based memory foam: 25% petroleum polyols replaced with castor and soybean oils. Runs 1.4°F cooler than traditional memory foam in thermal testing, off-gasses in 24-72h, CertiPUR-US certified. Used across all Amerisleep models AS1-AS5.



