What Is 3 MMC Powder? 3-MMC powder, also known as 3-Methylmethcathinone, is a synthetic stimulant and research chemical often compared to other cathinones like 4-MMC. Popular for its crystalline form, 3-MMC powder is widely studied for its potential in research and chemical analysis. What Is 3 MMC Used For? This compound is typically used for research purposes, including: Pharmacological studies Behavioral experiments Chemical structure analysis Note: It’s crucial to ensure compliance with local regulations before purchasing or using 3-MMC powder.