Rhonda Patrick: These are the best magnesium supplements

ByLongevity Notes Editorial
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Peer-Reviewed Research
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Rhonda Patrick

Video Summary · January 20, 2026

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Key Takeaways

  • Use magnesium glycinate (especially at night) for bioavailability + sleep benefits from glycine
  • Other top forms: magnesium citrate, magnesium malate, magnesium taurate
  • Avoid magnesium dioxide – very low bioavailability

Supplements & Protocols Mentioned

  • Magnesium glycinate/glycinate (contains glycine, aids sleep)
  • Magnesium citrate
  • Magnesium malate
  • Magnesium taurate

Bottom Line

Take magnesium glycinate at night for best absorption and sleep benefits; avoid magnesium dioxide.

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Medical Disclaimer

This article is for informational purposes only and does not constitute medical advice. The research summaries presented here are based on published studies and should not be used as a substitute for professional medical consultation. Always consult a qualified healthcare provider before making any changes to your health regimen.

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