Complete calories, electrolytes, and hydration: Ditch the gels, chews, and pills, and go all day with just Tailwind Will not upset the GI tract, perfect for sensitive stomachs Clean, light flavors taste better the longer you go Dissolves on contact and cleans up with a quick rinse - no film, aftertaste or science experiments All natural: Crystal clear with no dyes, preservatives or 4-syllable magical ingredients Energy Box of 12 packets Tropical Buzz 1/2 packet Contains Caffeine (35mg/serving)UPC/EAN/GTIN: 855283005590