Mississippi (MS) — What’s Legal
Checked Oct 13 2025 • Parent-friendly summary (not legal advice).
- Tianeptine: Schedule III (2023 HB 4).
- Phenibut: Not scheduled statewide (FDA misbranding position applies).
- Kratom: Legal statewide but many counties/cities ban; new 21+ framework advancing.
- Nitrous oxide: Traffic law restricts vehicle systems; inhalant misuse covered by general law.
- THC / Cannabis: Medical program legal (2022 Mississippi Medical Cannabis Act).
- Salvia: No statewide ban found; check local ordinances.
- Amanita muscaria: Not scheduled.
- “Mad honey”: No MS-specific ban; FDA warns on grayanotoxins.
Parent tip: Local ordinances may ban kratom even if state law allows it — check city/county rules before purchase.