Mitragynine Pseudoindoxyl vs. 7-Hydroxymitragynine: What’s the Difference?
Updated on: September 21, 2026 by John Ingham September 2026 legal update: Mitragynine pseudoindoxyl, MGM-15, and MGM-16 were temporarily placed in federal Schedule I in August 2026. Tennessee separately banned kratom effective July 1, 2026. Earlier descriptions of these compounds as occupying a regulatory gap are no longer current. Key Points Mitragynine Pseudoindoxyl vs. 7-Hydroxymitragynine: […]