The market in this prized commodity is worth billions – but are the supposed benefits worth the cost to global ecosystems? Aquaculture is an expanding global industry, valued at more than £146bn in 2020, with China topping the list as the largest fish-producing country, at 58.8m tonnes a year. Aquaculture now provides half of all the seafood that humans eat – a figure expected to grow to 62% by 2030.

Now, large industry players in Peru want to scale up fish oil operations for dietary supplements, too.

Though there is still debate among scientists about the benefits of the golden-coloured supplements, there is some evidence that omega-3 fatty acids, including EPA (eicosapentaenoic acid), and DHA (docosahexaenoic acid), can aid in heart and brain function, lower the risk of...

The market in this prized commodity is worth billions – but are the supposed benefits worth the cost to global ecosystems? Aquaculture is an expanding global industry, valued at more than £146bn in 2020, with China topping the list as the largest fish-producing country, at 58.8m tonnes a year. Aquaculture now provides half of all the seafood that humans eat – a figure expected to grow to 62% by 2030.

Now, large industry players in Peru want to scale up fish oil operations for dietary supplements, too.

Though there is still debate among scientists about the benefits of the golden-coloured supplements, there is some evidence that omega-3 fatty acids, including EPA (eicosapentaenoic acid), and DHA (docosahexaenoic acid), can aid in heart and brain function, lower the risk of cognitive function disorders, and may help to reduce inflammation...