Which supplements are of most interest for joints and bones?

For bone health, vitamin d and calcium together have evidence supporting their use, although vitamin D on its own may not do much in this regard.^[1] vitamin k supplements may also help prevent fractures to a small extent.^[2] Supplements for joint health include glucosamine, chondroitin, boswellia, turmeric, type ii collagen, fish oil, and more.