Brand from United States: Nature's Way. DESCRIPTION: For centuries the dark berries of European black elder (Sambucus nigra L.) have been traditionally used as a winter remedy for immune support. -Standardized, Bioavailable extract has been tested for bioavailability & activity within the body. -From unique blend of black elderberries with higher naturally-occurring level of flavonoids. -Full spectrum, solvent-free extraction method for maximum potency Direction: Allow lozenge to dissolve slowly in the mouth. For Daily Maintenance: Adults: Take 1 lozenge 1-2 times daily. Children: Take 1 lozenge daily. For Intensive Use: Adults: Take 2 lozenges twice daily. Children: Take 1 lozenge twice daily. If pregnant, nursing, or taking any medications, consult a healthcare professional before use.