MO SB927

Prohibits selling kratom products to anyone under 21 years of age, with sellers required to verify age via government-issued photo ID; violations constitute an infraction

Bans adulterated kratom products containing fentanyl, other controlled substances, or synthesized/semi-synthesized alkaloids, and limits 7-hydroxymitragynine concentration to 800 parts per million on a dry-weight basis

Prohibits kratom products that are candy-like, shaped to appeal to children, or designed for smoking/vaporization

Requires detailed product labeling including manufacturer information, full ingredient list, serving sizes, alkaloid content per serving, and warnings about habit-forming potential, drug interactions, and use during pregnancy

Violations constitute unlawful trade practices under section 407.020, while local governments may enact stricter regulations but cannot lower the minimum purchase age below 21