Collagen peptide chelated mineral products, pharmaceutical formulations thereof and methods for preparing same are provided. Also provided is a method for generating the optimal size of collagen peptide for optimum mineral chelation as well as optimum biological function for supporting bone health and joint health. Also disclosed are methods of increasing bone density/preventing osteoporosis, of reducing joint pain and/or joint deterioration from osteoarthritis, degenerative joint disease, joint defect, and rheumatoid arthritis.