Application segmentation delineates the end‑use domains that drive demand for bio‑based flame retardants. In the construction sector, bio‑based retardants are integrated into insulation panels, wall boards, and roofing membranes to meet stringent fire‑safety codes while reducing volatile organic compound emissions; this segment accounts for roughly 35% of total market revenue. The electronics segment, representing about 30%, applies these retardants to printed circuit boards, housings, and connectors where thermal stability and low toxicity are critical. Transportation, contributing close to 20%, utilizes bio‑based solutions in interior trim, seat fabrics, and battery enclosures to satisfy automotive and aerospace fire standards. Finally, the textile industry, with an estimated 15% share, adopts the chemicals for upholstery, protective clothing, and technical fabrics, leveraging the renewable profile to satisfy sustainability mandates. Collectively, these application categories form the core of the Bio‑based Flame Retardants segmentation and define the market’s growth trajectory.