The invention relates to milk and a method for preparing thereof, in particular to fluid milk applicable for infants below six months old, which belongs to a milk technical field. The milk comprises 18.5-33 percent of fresh milk or reconstituted milk, 0.8-1.6 percent of concentrated lactoalbumin, 3.1-8.5 percent of sugar, 0.35-2.5 percent of vegetable oil, 0.01-0.6 percent of emulsifier (0.1-0.4 percent is preferable), 3-10 mg / 100g of ethylamine sulfonic acid, 1-7mg / 100 g of nucleotide, 20-30mg / 100 g of casein phospho peptides, 1-21mg / 100 g of DHA, 4-30mg / 100 g of ARA, 4-15mg / 100 g of lactoferrin, 50-70mg / 100g of GOS, 40-60mg / 100 g of FOS, 5-28mg / 100 g of choline, 5-28mg / 100 g of phaseomannite, 0.007-0.03 percent of Vitamin B complex, 0.00005-0.08 percent of complex mineral element (by elements) and soft water for the rest percentage.