Formula with nutrients such as echinacea, lactoferrin and vitamin D, which contribute to the normal maintenance of the immune system. Composition Per 10 ml: Astragalus membranaceus root fluid extract (15% polysaccharides)....350 mg Fluid extract of propolis...................................................................500 mg Echinacea purpurea root fluid extract (0.1% polyphenols)..............250 mg N-Acetyl-Cysteine........................................................................250 mg Citrus paradisi – Grapefruit seed fluid extract (0.7% total bioflavonoids). 250 mg Fluid extract of licorice root - Glycyrrhiza glabra (4% glycyrrhizic acid)... 250 mg Vitamin C calcium ascorbate ................................................230 mg 78% vitamin C, 10% calcium (23 mg) Plantago major fluid extract - aerial parts of plantain (1.5% heteroside iridoids). 200 mg Sambucus nigra - Dry extract of elderberry berries and leaves (0.6% flavonoids)....100 mg Fruiting bodies-carpophores from dry extract of Ganoderma lucidum-Reishi (50% polysaccharides)..................................................10 mg Lactoferrin ........................................10 mg Vitamin D3 (cholecalciferol).................10 mcg Red fruit flavor, potassium sorbate, sodium benzoate and purified water qs, crystalline xylitol sweetener. ActiveE The main ingredient of Vbyotics Immuno Guard 250 ml syrup is echinacea.