Magnesium before bed may help improve sleep and reduce hot flushes.
Magnesium may play a role in alleviating hot flushes in women who have suffered breast cancer.
A pilot phase II trial of magnesium supplements to reduce menopausal hot flashes in breast cancer patients. Support Care Cancer. 2011 Jun;19(6):859-63. doi: 10.1007/s00520-011-1099-7. Epub 2011 Jan 27. https://www.ncbi.nlm.nih.gov/pubmed/21271347