Brand from United States: Nature's Way. DESCRIPTION: Deliciously Powerful. Boost your immune system with 1, 000 mg Vitamin C & potent, organic black elderberry extract. -6.4 g Elderberry Equivalence: Each serving provides 100 mg of organic elderberry extract derived from 6.4 g of fresh organic black elderberries. -Standardized Bio Actives from unique cultivar organic black elderberries with higher levels of naturally-occurring flavonoids. -Bioavailability-Tested Extract made with a water-based (solvent-free) method. -Made with Organic Sweeteners. Easy to Make it Your Way. Whether you want it cool & refreshing to drink, or soothing & warm to sip Sambucus Fizzy can be made just right for how you re feeling. Direction: Add contents to 4-6 ounces of water, stir, & drink. Adults & children 9 years of age & older, take one packet daily. If pregnant, nursing, or taking any medications, consult a healthcare professional before use.