Most of the alkaloids identified in Mitragyna speciosa Kratom are Yohimbe-type indoles and oxindoles. The most abundant alkaloids consist of three indoles and two oxindoles, and some indoles such as mitragynine, paynanthine and others are unique to the Mitragyna speciosa plant.
Other indole...
The Mitragyna species are very rich in active compounds, and over 40 alkaloids have already been isolated in the leaves of its various species. Mitragyna speciosavar. Korthals has over 25 reported active alkaloids.
The alkaloid content of the Kratom tree’s leaves varies from place to place, and...