The Types category of market taxonomy distinguishes the source and formulation of Cephalosporin C Acylase. Microbial‑derived preparations, obtained from native Bacillus strains, remain the legacy segment, valued for their established production pipelines but limited by batch variability. Recombinant enzymes, expressed in engineered E. coli or Pichia pastoris hosts, now represent the growth engine, offering higher specific activity and scalable purification, which translates into a larger share of capital‑intensive contracts. A third niche, Immobilized formats—either on silica carriers or polymeric beads—address downstream processing efficiencies, reducing enzyme turnover time and enabling continuous operation; however, their higher upfront cost confines adoption to large‑scale manufacturers. Each type contributes distinct cost structures and performance characteristics, influencing procurement decisions across the application spectrum and thereby refining the overall market composition for Cephalosporin C Acylase.