This product is likely Hazelnut Free.
Carbonated water, citric acid, sodium citrate, l-leucine, natural flavors, caffeine, l-isoleucine, l-valine, sucralose, sodium benzoate (preservative), potassium citrate, potassium sorbate (preservative), acesulfame potassium, niacinamide (vit. B3), magnesium lactate, coenzyme q-10, pyridoxine hydrochloride (vit. B6), cyanocobalamin (vit. B12).
Caffeine from all sources: 300mg per can