The active substances of Kombucha address themselves to the whole body system. The tea purifies the glandular system. The Kombucha does not target specific body organs but, rather, influences the entire organism positively through metabolic stabilization. Other health-promoting properties require further research. The general effect of the mushroom tea shows already in a few weeks through an improved general condition and in one's raised performance capacity.
Stronger tea provides more nitrogen for micro-organisms.
Jasmine, Bancha, and green teas are lower in caffeine, easier on the stomach. Don't use herb teas with heavy volatile oils - sage, mint. Black tea provides highest concentration of lactic and gluconic acids. Herb teas contain more unwanted germinal spores. Teabags don't release as many substances as loose tea.