The first genetically engineered animal to be approved for human consumption in the United States—a fast-growing GMO salmon breed, called AquAdvantage—made it to market only after a twenty-year battle with FDA regulators and at a cost of over eighty million dollars for its developer. The gene-spliced salmon contains an extra growth hormone gene, resulting in a fish that reaches market weight in half the time of a conventionally farmed salmon and without any changes to its nutritional content or any increased health
