a potent neurotoxin called tetrodotoxin — one of the most powerful natural poisons in the world.
A single fish contains enough toxin to kill 30 adult humans , and there is no known antidote .
Why Is Fugu So Dangerous?The real danger comes not from the flesh of the fish itself, but from specific organs — especially the liver, ovaries, and skin — which contain tetrodotoxin , a potent poison that blocks nerve signals and can lead to paralysis, respiratory failure, and death within hours.
Here’s How Tetrodotoxin Works:
Blocks sodium channels in nerve cells
