A recent meta-analysis published in JAMA (2) of research on the efficacy of calcium and vitamin D supplements to help prevent hip fractures and other types of bone fractures in Senior Citizens or post-menopausal women found no benefit compared to placebo or no treatment. The meta-analysis included 33 clinical trials involving 51,145 participants.
The brief overview article does not mention if harm was found but concludes with the simple statement that the findings do not support a routine recommendation or use of calcium and vitamin D supplements in community dwelling older people. Read more: Thumbs Down on Calcium and Vitamin D to Prevent Hip Fracture (1)
Adequate magnesium in a form the body is able to absorb well, which may require a topical form such as soaking with magnesium sulfate salt (Epsom salt) or magnesium chloride products, is required for maintaining bone health. The minerals silicon and boron are also important and the mineral strontium in microgram amounts may help. Vitamin K from leafy green vegetables and green herbs and spices (or in the form of vitamin K2 supplementally may be helpful) is also important for maintaining bone density. (3)
- Jack Cush, MD, Thumbs Down on Calcium and Vitamin D to Prevent Hip Fracture, Medpage Today, Jan 13, 2018, https://www.medpagetoday.com/primarycare/dietnutrition/70497?xid=nl_mpt_DHE_2018-01-16 (Medpage Today)
- Charles T Price, Joshua R Langford, and Frank A Liporace,
Essential Nutrients for Bone Health and a Review of their Availability in the Average North American Diet, Open Orthop J. 2012; 6: 143–149. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3330619/ (3)