The Zinc Gluconate Oral Solution market size reached approximately $120 million in 2025, with a projected CAGR of 6% through 2033, driven by rising incidence of respiratory infections, heightened consumer awareness of micronutrient immunity, and expanding OTC distribution channels. Macro‑drivers include aging demographics, increased healthcare spending on preventive care, and favorable regulatory pathways for dietary supplements. Key forces shaping the industry are: (1) evolving regulatory standards that streamline OTC approvals, (2) supply‑chain resilience for zinc ore and manufacturing capacity, and (3) competitive pressure from alternative zinc salts (zinc acetate, zinc sulfate) prompting product differentiation through formulation innovation. North America remains the largest market, while Asia‑Pacific is emerging as the fastest‑growing region, propelled by rapid urbanization, growing middle‑class health spending, and aggressive market entry by multinational players.