Teahouses and other businesses in the U.S. are bracing for a shortage of matcha, the bright green powder imported from Japan and used to make drinks and food. Demand for matcha drinks and snacks ...

Global demand for the antioxidant-rich tea-based powder has increased by almost threefold since 2010, according to reports Matcha lovers beware — there may be a matcha shortage on the horizon.

Matcha's caffeine content can depend on its age and quality — it may have up to 130 mg per serving. Matcha also contains antioxidants and other compounds that can lower inflammation and cancer risk.