Unfortunately the manufacturers of Sum Poosie have not disclosed the levels of caffeine in their product.
DISCONTINUED It appears this product is no longer available.
Ingredients in Sum Poosie
Water, citric acid, natural flavor, caffeine, corn syrup, sugars, taurine, glucosamine sulfate, sodium benzoate, methyl sulfonyl methane, ginseng, sucralose, acesulfame K
Sugar content: 43 grams (per 16 ounces).Compare sugar levels of other drinks