# The effect of magnesium supplementation on primary insomnia in elderly: a double-blind placebo-controlled clinical trial

Abbasi B, Kimiagar M, Sadeghniiat K, Shirazi MM, Hedayati M, Rashidkhani B · Journal of Research in Medical Sciences 17(12):1161–1169 · 2012



## Key finding

500 mg/day magnesium improved sleep time, efficiency, onset and morning cortisol/melatonin in older adults with insomnia.



[Read the paper](https://pubmed.ncbi.nlm.nih.gov/?term=The+effect+of+magnesium+supplementation+on+primary+insomnia+in+elderly:+a+double-blind+placebo-controlled+clinical+trial)

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