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PBS News Hour

Is it really gluten-free? You could soon test it table-side

For people with food allergies or sensitivities, the pleasure of dining out can be dampened by the stress of not knowing exactly what goes into what you're ordering. Now a San Francisco startup wants to take away the uncertainty with a small, portable gluten-detecting device. Special correspondent Cat Wise reports.
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February 20, 2026 - PBS News Hour full episode
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