Naturally flavored with other natural flavors. 10 singles to go! 80 mg caffeine see back. 0 g sugar. 10 calories. 100% Daily Value of: B3; B5; B6; B7; B12. 5 essential B vitamins. New. Gluten free. Rethink energy. Empower yourself. Caffeine Comparison Chart per 16.9 oz: Instant Coffee: 158.5 mg; Pure Kick: 80 mg; Cola: 56.3 mg. Statistics above were taken from the International Food Information Council (IFIC) Foundation. Purekick.com. Facebook. Twitter. Instagram. (at)purekickenergy. Drop the can. Pick the stick. Make your mark with Pure Kick.