Arginine Supplements segmentation by Application reveals three primary categories: sports nutrition, cardiovascular health, and general wellness. The sports nutrition segment dominates due to arginine’s role in enhancing muscle recovery, increasing nitric oxide production, and improving blood flow, which are critical for athletes and fitness enthusiasts. Cardiovascular health represents a significant subcategory, driven by arginine’s ability to support vasodilation and reduce hypertension. General wellness applications include immune support and sexual health, though these contribute smaller shares. Collectively, these applications shape the market size, with sports nutrition accounting for ~45% of demand, cardiovascular health ~35%, and general wellness ~20%, reflecting consumer priorities and clinical validation.