Vietnam Seeks Millions for Edible Bird Spit Industry

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The edible nests, shown here cleaned and soaked, are as much as 70 percent protein, one reason aristocracy has consumed the delicacy for thousands of years, according to Massimo Marcone, an associate professor of food science at the University of Guelph in Ontario, Canada. Photographer: Jerry Redfern/LightRocket via Getty Images
In Vietnam (VEGDYOY), where the average income is $151 a month, Mai Vu and husband David Nguyen routinely spend $250 on edible bird’s nest.
The couple accounts for the soaring appetite among Vietnam’s young and upwardly mobile population for one of the world’s most expensive foods, congealed saliva of Asian swiftlets. The country’s expanding middle class hungers for healthy food. Bird’s nest is believed to ward off dise

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