Composition for improving bone mineral density and application

The invention belongs to the technical field of food, and particularly relates to a composition for improving bone mineral density, a preparation method and application. The composition is prepared from the following raw materials: 35 to 60 parts of bovine bone collagen peptide, 10 to 35 parts of cartilage extract, 0.2 to 0.8 part of eggshell membrane extract, 0.1 to 2 parts of rhizoma curcumae longae, 0.1 to 1.5 parts of milk mineral salt and 0.05 to 0.15 part of sodium hyaluronate. The preparation method comprises the step of mixing the raw materials. Rat experiments and human body clinical experiments prove that the composition can achieve the purposes of improving bone mineral density, preventing and relieving bone joint pain and daily protecting bone joints. The composition is easy to absorb, convenient to take, safe, free of side effects and suitable for middle-aged and old people, and can be eaten for a long time. 本发明属于食品技术领域，具体涉及一种提高骨密度的组合物、制备方法及应用。所述组合物的原料包括牛骨胶原蛋白肽35-60份、软骨提取物10-35份、蛋壳膜提取物0.2-0.8份、姜黄