Life Extension Magnesium Glycinate
vs
Metagenics MyoCalm® Plus
Supplement Comparison

  • Magnesium: Metagenics MyoCalm® Plus has 43% more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 11 nutrients compared
Bar chart: per-serving label amounts and listed forms for Life Extension Magnesium Glycinate vs Metagenics MyoCalm® Plus.

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Frequently asked questions

Which active ingredients does Life Extension Magnesium Glycinate have?

  • Magnesium appears as Magnesium Bisglycinate

Which active ingredients does Metagenics MyoCalm® Plus have?

  • Calcium appears as Calcium Lactate
  • Magnesium appears as Magnesium Citrate
  • Valerian Root (Valeriana officinalis) appears as Valerian (Valeriana officinalis) Root Extract
  • Hops (Humulus lupulus) appears as Hops (Humulus lupulus) Cone 7.5:1 Extract
  • Lemon Balm (Melissa officinalis)
  • Passionflower (Passiflora incarnata) appears as Passionflower (Passiflora incarnata) Flower 5.5:1 Extract

Which categories do Life Extension Magnesium Glycinate and Metagenics MyoCalm® Plus belong to?

  • Single Mineral
  • Sleep Formula

What health concerns do Life Extension Magnesium Glycinate and Metagenics MyoCalm® Plus address?

  • Muscle Support
  • General Health
  • Heart & Cardiovascular Health
  • Joint & Bone Health
  • Sleep Quality
  • Stress Management

Which product has a higher amount of Magnesium per serving?

  • Metagenics MyoCalm® Plus has the highest total amount of Magnesium: 150 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Life Extension Magnesium Glycinate: 1 capsule
    • Metagenics MyoCalm® Plus: 3 tablets
  • Calcium
    • This supplement has 75 mg
    • Recommended Dietary Allowance in men: 1000 mg
    • Recommended Dietary Allowance in women: 1000 mg
    • Tolerable Upper Intake Level: 2500 mg

Last updated: February 13, 2026

  • Sources & Methodology: Nutrient data and forms are taken directly from Supplement Facts labels. Reviewed and standardized by the VIOscan Research Team. Learn more on the Methodology page.
  • We show the Recommended Dietary Allowance (RDA) when available. If no RDA exists, we show the Adequate Intake (AI). Tolerable Upper Intake Levels (UL) are used for upper limits. Unless otherwise noted, RDAs shown correspond to healthy adults aged 19–50 years and are sex-specific. Separate values exist for 51–70 years and >70 years, and pregnancy and lactation are excluded. All values come from the Dietary Reference Intakes (DRIs) published by the National Academies of Sciences, Engineering, and Medicine (NASEM), Food and Nutrition Board (FNB).
  • Transparency: We’re funded by our users. We don’t have sponsors or affiliate links, and we don’t sell supplements.
  • Editorial standards: we provide independent, impartial and objective data analysis.
  • This analysis is for educational purposes only. It is not a substitute for medical advice.
  • Questions? Read our Frequently Asked Questions or contact us, we’re here to help.
  • See an error? Report it through our Contact page.
  • Author: VIOscan Research Team