Application‑based segmentation isolates four principal end‑use categories: poultry, swine, aquaculture, and cattle. Poultry consumes the largest share, driven by glycine’s role in improving feed conversion ratios and supporting rapid growth cycles; it represents an estimated 45 % of total demand. Swine accounts for roughly 30 %, reflecting its utility in enhancing gut health and mitigating stress‑related performance losses. Aquaculture, while smaller at 15 %, is expanding as producers adopt glycine to balance amino acid profiles in high‑protein diets for fish and shrimp, a trend amplified by sustainability pressures. Cattle, contributing the remaining 10 %, utilizes glycine chiefly in dairy rations to support milk protein synthesis. Each application segment exerts distinct pressure on supply chains—poultry’s high turnover demands consistent bulk shipments, whereas aquaculture’s niche growth necessitates flexible, smaller‑lot deliveries. This market taxonomy informs strategic allocation of production assets and highlights where incremental demand may emerge.