Carbonated filtered water, natural flavors, citric acid, n-acetyl-l-tyrosine, alpha-gpc 50% (l-alpha-glycerylphosphorylcholine), caffeine anhydrous, uridine 5'-monophosphate, sucralose, sodium benzoate, potassium sorbate, l-theanine, ascorbic acid, acesulfame potassium, niacinamide, saffron extract, edetate calcium disodium, calcium pantothenate, pyridoxal 5'-phosphate, methylcobalamin, huperzine a (from huperzia serrata whole plant extract).
Manufacturer likely did not include an allergen statement; however, please double-check the product packaging.