Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 9/25/2025

Magnesium Bisglycinate Supplementation in Children

Monitoring and Safety

  • The American Academy of Pediatrics recommends monitoring for gastrointestinal side effects, such as diarrhea and abdominal cramping, which are the most common adverse effects of magnesium bisglycinate supplementation in children 2
  • The Clinical Nutrition society suggests assessing renal function in children with kidney impairment, as magnesium is primarily renally excreted, and watching for signs of hypermagnesemia, such as muscle weakness, hypotension, or bradycardia 1
  • The Pediatric society advises against exceeding the maximum recommended daily dose of magnesium bisglycinate within a 24-hour period to avoid significant diarrhea and electrolyte disturbances 2

Contraindications and Precautions

  • The Clinical Nutrition society recommends considering contraindications, including severe renal impairment, complete heart block, or severe cardiac conduction abnormalities, and active gastrointestinal obstruction, when prescribing magnesium bisglycinate supplementation in children [1] [2]