Tetrodotoxin in Focus After Vizhinjam Seafood Illnesses0

• A to Z, Food Hygiene, Food Safety, Health & Wellness, News
• February 26, 2026

Key Update Food safety officials and doctors investigating the seafood-related illnesses in Vizhinjam now suspect tetrodotoxin (TTX) as the possible cause. TTX is a naturally occurring and highly potent marine neurotoxin. Investigators identified fish roe as the common factor among those who fell ill. Every hospitalised patient had consumed the roe, while others at the