Segmentation by types classifies self‑healing materials into polymer‑based, cementitious, composite, and bio‑inspired families, each influencing market dynamics differently. Polymer‑based systems, leveraging micro‑capsules or vascular networks, dominate with roughly 45 % of sales due to their ease of integration into existing construction workflows and rapid healing kinetics. Cementitious variants, which embed healing agents within concrete matrices, hold about 30 % of the market, favored for large‑scale infrastructure where compatibility with traditional mixes is critical. Composite solutions—hybridizing polymers with nano‑reinforcements—contribute 15 %, offering enhanced mechanical performance for high‑stress applications. Bio‑inspired materials, employing microbial or enzymatic mechanisms, occupy the remaining 10 %, reflecting early‑stage commercialization but strong research interest for sustainable cycles. By quantifying each type’s share, analysts can trace how technological maturity and cost structures shape the overall market trajectory.