Degradable hydrogel types are classified by polymeric origin and cross‑linking mechanism, each influencing performance and market share. Natural‑polymer hydrogels—derived from alginate, gelatin, or chitosan—capture approximately 45% of the market, favored for biocompatibility and ease of functionalization in biomedical implants. Synthetic‑polymer hydrogels, such as poly(lactic‑co‑glycolic acid) (PLGA) and poly(ethylene glycol) (PEG) networks, hold about 35% of sales, offering tunable degradation rates and mechanical strength critical for drug‑delivery carriers. Hybrid hydrogels, combining natural and synthetic components, account for roughly 15%, delivering synergistic properties that address limitations of single‑material systems, particularly in complex tissue‑engineering constructs. Enzyme‑responsive hydrogels, a niche sub‑type within the hybrid category, represent the remaining 5%, targeting site‑specific degradation triggered by physiological cues. This taxonomy clarifies how material selection drives pricing, regulatory pathways, and ultimately, the overall size of the degradable hydrogel market.