100mg THC per can We said, “Let’s give ’em classic Dr taste, but sweetened with cane sugar,” so that’s what we did. 100mg of THC, with a 50mg caffeine buzz to boot. 12 oz can. VEGAN, NO GLUTEN. CONSUMPTION ADVICE: Consider drinking no more than 1 fl oz (8mg THC) of this soda if it’s your first time. INGREDIENTS: Carbonated Water, Cane Sugar, Natural Flavor, Caramel Color, Cannabis Extract, Phosphoric Acid, Green Coffee Extract (Caffeine), Sodium Benzoate, EDTA (an antioxidant).