In a flowing cream hijab, Karima M. Imam walks through her fields in scrubland in northern Nigeria as workers harvest a gnarled brown root that has turned gold since COVID-19 struck: ginger.
"If I had the capital, I'd plant more. People are looking for ginger now, and there is not enough," she said at her five hectare farm on the outskirts of Kaduna.
As the pandemic rages, people around the world have sought to guard against illness by turning to so-called halo foods. While scientists have dismissed many claims on social media about how superfoods can fend off the virus, their positive role as part of a healthy diet is widely acknowledged.
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