IMMUNITEA is a delicious juice mix of Dragonfruit and Yuzu combined with health-promoting Ceylon tea. In addition, IMMUNITEA contains 4 mg of caffeine per bottle of the natural tea we use. For comparison, there is 55 mg of caffeine in an average cup of English tea. Vitamin information: B1 / Niacin / B6 / Folic acid / B12 / Biotin / Pantothenic acid / Zinc / Ceylon