Polymaker Matte PLA for Production 2.5kg White 3D Printer PLA Filament 2.5kg, Cost Effective Large Spool for Heavy 3D Printing Users

The most engineering-minded consumer brand in this space. Polylite is their everyday PLA, PolyMax adds impact resistance, and PolyWood nails the timber look. They publish data sheets and actually explain what's in their formulations.