Flavored fermented milk and preparation method thereof

The invention discloses flavored fermented milk which is prepared from the following raw materials in parts by weight: 20-60 parts of blueberry jam, 10-15 parts of whey protein powder, 0.005-0.012 parts of lutein ester, 0.1-0.5 parts of taurine, 65-100 parts of sweetening agent, 4-10 parts of stabilizing agent, 0.1-0.5 parts of edible essence, 0.05-0.1 parts of fermenting agent and 1000 parts of raw milk. The invention further discloses a preparation method of the flavored fermented milk. According to the flavored fermented milk, lutein ester and taurine are added to blueberry flavored fermented milk, so that nutrients of the flavored fermented milk are enriched, and lutein ester and taurine can exert an eye health care function by taking the blueberry flavored fermented milk as a carrier. In addition, the flavored fermented milk is safe to eat; daily appropriate intake can relieve asthenopia and protect eyes against oxidative damage; and the flavored fermented milk can keep good sensory quality after storage for 21 days under a refrigeration condition.