The present invention relates to a functional composition for preventing, alleviating or treating bone disease and lipid-related metabolic disease, and more particularly to a composition which comprises a combination of probiotics and a vitamin complex, which is capable of effectively preventing, alleviating or treating bone disease, obesity and lipid-related metabolic disease by synergistic effects on antioxidant activity, a reduction in blood lipid levels and the promotion of in vivo absorption of calcium and iron.