Health Effects & Risks of Kratom, Opioids & Other Natural Occurring Medicines | Dr. Chris McCurdy
Huberman Lab Podcast Recap
Published:
Duration: 2 hr 44 min
Guests: Dr. Chris McCurdy
Summary
Dr. Chris McCurdy discusses the pharmacological effects of Kratom, a natural product used by millions, and its similarities to opioids. He addresses both the potential benefits and risks, especially concerning addiction and misuse.
What Happened
Kratom, derived from the Mitragona speciosa tree native to Southeast Asia, is used by millions for its stimulant and pain-relieving properties. Dr. Chris McCurdy, a professor of Medicinal Chemistry, explains how Kratom's active compounds interact with the brain in ways similar to opioid drugs, raising concerns about addiction.
In the United States, Kratom is often consumed as derivatives and isolates rather than traditional leaf products. McCurdy notes the distinction between these forms, explaining that the potency and effects can vary significantly, leading to potential misuse. He compares this to the difference between light beer and pure alcohol in terms of concentration.
Kratom is seen as a possible aid for transitioning off traditional opioids, but it also poses risks, particularly for young people and those without prior opioid addiction. The episode highlights the importance of understanding Kratom's effects on the nervous system and the potential for developing physical dependence.
The conversation extends to the broader context of natural medicines, with McCurdy pointing out that 75% of FDA-approved medications originate from natural products. He underscores the historical use of plants for medicinal purposes and the philosophical notion that natural solutions exist for every disease.
McCurdy also explores Kratom's interaction with multiple neurotransmitter systems, making it a unique candidate for pain relief beyond opioid pathways. Its complex effects include pain relief, mood elevation, and energy boosts, although tolerance can develop, particularly with pain management.
The episode addresses the regulatory landscape, noting efforts by the American Kratom Association and Global Kratom Coalition to promote science-based information and regulation. McCurdy advocates for a 'slow medicine' approach, emphasizing a deeper connection to natural sources of medicine.
The podcast concludes with a look at Kratom's potential in other areas, such as its antifungal properties and ongoing studies on its effects in companion animals. There's a call for more research to fully understand Kratom's biochemical interactions and therapeutic possibilities.
Key Insights
- Kratom is used by over 20 million people in the US, primarily for energy, mood elevation, and pain relief, rather than to get high. However, its derivatives in the US market can lead to misuse due to varying concentrations.
- The alkaloid mitragynine, found in Kratom, has a weak affinity for opioid receptors but interacts with other neurotransmitter systems, providing a unique pain relief mechanism that differs from traditional opioids.
- Dr. Chris McCurdy emphasizes the potential for Kratom to aid in opioid withdrawal, yet he warns of its addiction risks, especially for young users and those new to opioids. Tolerance can develop, requiring careful management.
- Natural products remain a significant source for drug development, with 75% of FDA-approved medications derived from them. This underscores the potential of plants like Kratom in offering medicinal benefits, albeit with caution.