What Seasoning Makes Your Tongue Numb? Exploring Sichuan Peppercorns and Sanshool
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4 min read
According to scientific studies, the numbing sensation caused by certain seasonings is called oral paresthesia, and it’s not caused by heat but by a compound that activates touch receptors. This surprising fact points directly to the seasoning that makes your tongue numb: the enigmatic Sichuan peppercorn.
