Other ingredients: carbonated water, erythritol, blackberry juice concentrate, citric acid, natural flavor, stevia extract (steviol glycosides), monk fruit extract, potassium citrate monohydrate, sea salt. Sodium 25 mg, potassium 47 mg, proprietary blend 265 mg**: prickly pear extract, korean pear extract, lemon balm extract
Manufacturer likely did not include an allergen statement; however, please double-check the product packaging.