Rubiaceae is the botanical family of flowering plants, commonly called the coffee family, to which the kratom tree Mitragyna speciosa belongs. The family also includes coffee and gardenia.
Kratom’s place in the coffee family is a point of botanical classification, not a statement about its effects. For the plant itself, see What Is Kratom.
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Disclaimer: This glossary entry is for educational purposes only and is not intended as medical, legal,
or professional advice. Kratom is not approved by the FDA to diagnose, treat, cure, or prevent any disease.