The melatonin API (Active Pharmaceutical Ingredient) market (メラトニン API 市場) is experiencing robust growth driven by increasing awareness of melatonin's role in sleep regulation. With the market size estimated to reach $2,371.9 million in 2024, projections suggest a significant expansion to $12,450.2 million by 2034. The compound annual growth rate (CAGR) of 18.0% underscores the burgeoning...