![]() It is the most expensive element of salmon feed, according to a 2011 study, taking up nearly 20% of total fish feed costs. The pigmenting compound doesn’t come cheap. Health food stores even sell astaxanthin in pill form as an antioxidant supplement for humans. Food and Drug Administration, it can be included in salmon feed as long it does not exceed 80 milligrams per kilogram and is used to enhance the pink, red or orange shade of the salmon, among other guidelines. It’s safe for customers to eat - according to the U.S. ![]() One of the chemicals in carotenoids that gives salmon their red shade is called astaxanthin. The writer Paul Greenberg - author of Four Fish and American Catch, books about local seafood and wild seafood - said darker salmon fares better on the market because the deep red carries cultural significance, a reminder of a time before mass farming when salmon was “the fish of the rich.” was 1.8 billion pounds, according to the National Oceanic and Atmospheric Administration - about 70% of the fish is farmed. Although salmon is very popular among Americans - as of 2015, the total supply of salmon to the U.S. Wild salmon, which is darker than farmed salmon, can typically cost about three times as much as farmed salmon. Consumers will pay up to $1 per pound more for darker colored salmon compared to salmon with lighter hues, according to research by DSM, a company that supplies pigmenting compounds to the salmon feed industry. ![]() They won’t go into the store to buy white salmon.” Consumers buy what they are comfortable with. “Consumers buy what they’re familiar with. “If we didn’t do it, customers wouldn’t buy it,” said Read, who runs West Creek Aquaculture, a British Columbia-based fish farm. ![]()
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