Primary study · included by 1 review

Does oral magnesium substitution relieve pregnancy-induced leg cramps?

Nygaard 2008 · Nygaard Ingerid Herstad, Valbø Annelill, Pethick Sigrid Vingerhagen, et al. · European journal of obstetrics, gynecology, and reproductive biology · 2008

Included by

The Role of Electrolytes in Muscle Pain Syndromes: A Systematic Review and Meta-Analysis With Implications for Temporomandibular Disorder.

Non-Cochrane · intervention · 2026 · cited as Nygaard 2008 · Reference list; Table 2

Outcome this study informs	Pooled effect	Evidence	Certainty
Cramp frequency (responders with >=50% reduction in cramps per figure caption) Oral magnesium supplementation vs Placebo · Treatment period (3 to 4 weeks)	RR 1.35 [1.05, 1.74]	4 studies · 364 participants	GRADE not reported

1 including review in total.