Kratom has a high liability for both psychic and physiological dependence. Users report withdrawal symptoms similar to those of opioids, including irritability, anxiety, muscle aches, and insomnia. The potential for dependence is a significant concern, particularly given the lack of regulation and quality control in kratom products.
https://americanaddictioncenters.org/kratom/dangers
https://www.bannerhealth.com/healthcareblog/teach-me/kratom-is-legal-but-is-it-really-safe