The invention mainly relates to pathogenic microorganism preventing antiviral tea beverage granules capable of boosting immunity. The granules are characterized by comprising raw materials in parts by weight as follows: 10-30 parts of radix angelicae extract, 10-30 parts of honeysuckle extract, 10-30 parts of fructus lycii, 10-30 parts of mint extract, 10-30 parts of longan aril extract, 10-30 parts of radix asparagi extract, 300-400 parts of dextrin, 10-30 parts of ophiopogon root extract, 10-20 parts of cinnamon extract, 10-20 parts of ginger extract, 300-400 parts of starch, 10-20 parts of white granulated sugar, 10-100 parts of green tea extract and 10-30 parts of cordate houttuynia. According to the invention, based on traditional Chinese medicine theory, materials are choosen and formula is strict. In the formula, radix angelicae relieves swelling and pain, honeysuckle is anti-inflammatory, fructus lycii adjusts blood lipid and blood sugar, cordate houttuynia prevents viruses, cinnamon activates blood to promote menstruation, ginger induces sweat and dispels exogenous evils, and dextrin can improve permeability of slurry. The formula can integrally improve physical condition, boosts immunity and prevents pathogenic microorganisms and viruses.