They may be one of the world’s favorite supplements but, according to a recent study, more than 1 in 10 fish oil capsules are rancid. Most of the oil comes from Peruvian anchovies, a type of anchovy, which is also used to feed pigs, poultry and farmed fish. And despite catching more than 4 million tons a year of Peruvian anchovies to meet global demand, big players in the industry want to increase that even further.
Madeleine Finlay explains to environmental journalist Richa Syal why so many fish oil pills are rancid and hears journalist Dan Collyns in Chimbote, Peru explain how the industry affects the local environment and its people.
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