Puffer Fish Products in the United States
Jonathan R Deeds1, Sara C McGrath2, Sara M Handy1
1Office of Laboratory Operations and Applied Science, Human Foods Program, U.S. Food and Drug Administration,5001 Campus Drive, College Park, Maryland 20740, USA.
Food Safety (Tokyo, Japan)
|December 22, 2025
Summary
Puffer fish regulations in the U.S. aim to prevent poisoning from tetrodotoxins (TTX) and saxitoxins (STX). Despite controls, illegal imports and domestic harvesting still cause occasional puffer fish poisoning incidents.
Area of Science:
- Food safety regulations
- Marine toxicology
- Public health
Background:
- Puffer fish consumption poses risks due to potent neurotoxins: tetrodotoxins (TTX) and saxitoxins (STX).
- U.S. regulations, including the Code of Federal Regulations (21 CFR Part 123), mandate Hazard Analysis Critical Control Point (HACCP) processes to control natural toxin hazards in fish products.
- Specific import restrictions exist, permitting only certain parts of *Takifugu rubripes* from Japan, while domestic regulations include state-specific bans.
Purpose of the Study:
- To review the regulatory framework governing puffer fish and puffer fish products in the United States.
- To highlight the persistent risks and sources of puffer fish poisoning despite existing regulations.
Main Methods:
- Review of U.S. Code of Federal Regulations (21 CFR Part 123) concerning fish and fishery products.
- Analysis of import/export agreements and restrictions between the U.S. Food and Drug Administration and international bodies.
- Examination of state-level regulations impacting domestic puffer fish harvesting and sale.
Main Results:
- Regulatory controls, including HACCP, are in place to mitigate risks associated with TTX and STX in puffer fish.
- Despite regulations, puffer fish poisoning cases continue to occur.
- Illnesses have been linked to illegally imported *Lagocephalus lunaris* (TTX) and domestically sourced *Sphoeroides nephelus* from Florida (STX).
Conclusions:
- Current regulatory measures for puffer fish in the U.S. are insufficient to completely prevent poisoning incidents.
- Continued vigilance and enforcement are necessary to address risks from both illegal imports and domestically sourced puffer fish containing natural toxins.
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