People with hypertension should be advised not to take non-prescribed supplements or alternative medicines.
Leung AA, Nerenberg K, Daskalopoulou SS, et al. Hypertension Canada’s 2016 Canadian Hypertension Education Program Guidelines for Blood Pressure Measurement, Diagnosis, Assessment of Risk, Prevention, and Treatment of Hypertension. Can J Cardiol. 2016; 32(5): 569-588. doi: 10.1016/j.cjca.2016.02.066.
Calcium and magnesium intake
1. Supplementation of calcium and magnesium is not recommended for the prevention or treatment of hypertension (Grade B).
National Institute for Health and Care Excellence (NICE). Hypertension in adults: Diagnosis and management 2011. Available from: nice.org.uk/guidance/cg127. Accessed: August 2017.
Do not offer calcium, magnesium or potassium supplements as a method for reducing blood pressure.