Magnesium
Also known as: magnesium glycinate, magnesium citrate, magnesium oxide, magnesium threonate
Effective Dosage
200-400mg daily
✓ What the Science Says
Essential mineral. Supports muscle/nerve function, sleep, stress response. Many are deficient.
✗ What It Doesn't Do
Oxide form poorly absorbed. Won't 'cure' insomnia if not deficient.
Evidence-Based Benefits
Essential mineral. Supports muscle/nerve function, sleep, stress response. Many are deficient.
Strong EvidenceEffective at: 200-400mg daily
Source: NIH ODS
Absorption & Bioavailability
Varies by form: Glycinate/citrate good, Oxide poor (~4%)
Red Flags to Watch For
- 🚩 Using cheap magnesium oxide for absorption claims
- 🚩 Over 500mg (may cause GI issues)
Products Containing Magnesium
See how Magnesium is used in these analyzed products:
Research Sources
- NIH ODS
This information is for educational purposes only and is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Last updated: 2026-02-04