This experiment was carried out to find general composition and mineral contents such as Ca, P, Mg, Na, K and Fe of domestic commercials Mozzarella cheese. Twenty-five products of 5 company were analyzed. The results obtained were as fellow : The average contents of moisture, fat, fat in dry matter, protein and ash in Mozzarella cheese were 49.01, 22.54, 44.16, 24.36 and 2.55%, respectively and average pH was 5.29. The average contents of Ca, P, Mg, Na, K and Fe were 696.44, 466.31, 22.08, 310.8, 82.84 and 0.36mg, respectively. Among products, product C was highest in levels of Ca, P and Mg, which were 797.4, 536.6 and 25.5mg, respectively, Na was highest for product A which contained 450.8mg. K and Fe were highest for product B which contained 98.9 and 0.51mg, respectively. Generally, the ratio of Ca to P was 1.5 : 1 and within the proper range. It was found that 645g of Mozzarella cheese was able to fully meet the daily recommendation of minerals including Ca, P and Na.