First organic BIO-ACTIVE FERMENTED tea in North America. New batch has come in with a higher quality taste and more goldn flora! . What is HEICHA? This style of fermented black tea (heicha) has been indispensable in the diet of the nomadic peoples of Tibet and Mongolia for generations. It is fermented with naturally occurring Eurotium cristatum, the "golden flora" on the tea leaves. Traditonal medicine attributes healthy digestion aid and weight control properties to this tea.