The Daidzein market is further differentiated by type, a taxonomy that influences supply chain dynamics and cost structure. Natural daidzein, extracted from soybeans and other legumes, accounts for the majority of production because it retains the native isoflavone matrix, which is preferred in nutraceutical and functional‑food applications; its market share aligns with the 45 % nutraceutical segment and 20 % functional‑food segment. Synthetic daidzein, produced via chemical synthesis, offers higher purity and consistent batch‑to‑batch characteristics, making it attractive for pharmaceutical formulations where regulatory scrutiny demands stringent impurity limits; this type underpins the 30 % pharmaceutical share. Daidzein glycosides, such as daidzin, represent a niche sub‑type used in targeted delivery systems to improve bioavailability, contributing modestly but critical for emerging clinical trials. Finally, encapsulated daidzein particles, a delivery‑technology sub‑type, are gaining traction in cosmetics for controlled release, supporting the 5 % cosmetics share. This type‑based Daidzein segmentation clarifies how each variant sustains distinct revenue streams within the overall market.