How many octopus heads is it safe to eat on a daily basis?
The government says two is the maximum, because of heavy cadmium levels found in local and imported octopuses. But that has infuriated restaurateurs and fishermen in South Jeolla, who say the government’s warning has cost them a bundle in lost sales.
The octopus head war began in September, when the Seoul Metropolitan Government announced that it discovered heavy concentration of cadmium in octopus heads sold in Seoul.
According to the city government, of three Korean and six Chinese octopuses purchased at local fish markets, supermarkets and department stores, up to 29.3 milligrams of cadmium per kilogram was found in the heads, 14 times higher than the permitted level of 2.0 milligrams. Cadmium is a carcinogen that also poisons the liver and kidneys.
The government advised consumers to completely remove any internal organs, ink and intestinal matter b…