The Type segmentation of the Soyasaponin market is anchored on five principal saponin structures—Soyasaponin I, II, III, IV, and V. Soyasaponin I and II dominate the market due to their higher extraction yields from soybeans and well‑documented emulsifying properties, collectively accounting for roughly 55 % of total volume. Soyasaponin III and IV, characterized by additional hydroxyl groups, are valued for enhanced antioxidant activity, contributing about 30 % of the market and driving niche applications in functional foods. Soyasaponin V, the least abundant, is primarily utilized in pharmaceutical research for its immunomodulatory potential, representing the remaining 15 %. This taxonomy clarifies how each molecular variant underpins distinct value chains, influencing pricing, supply logistics, and R&D investment. The precise delineation of type segments is essential for accurate forecasting and for aligning production capacity with demand across the broader Soyasaponin segmentation landscape.