Tea foam is rich in nutritional value, don't pour it away!
When brewing tea, foam forms on the surface due to water agitation. This foam is primarily composed of tea saponin, a complex glycoside compound. Contrary to the common misconception of viewing it as undesirable scum to be skimmed off, tea saponin is actually a valuable component. It exhibits variou...
Tea News · Feb 13, 2026
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