Doctor's Best Fully Active Folate 800
vs
Metagenics MetaRelax
Supplement Comparison

  • Vitamin B9 (Folate): Doctor's Best Fully Active Folate 800 has 2.4× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 9 nutrients compared
Bar chart: per-serving label amounts and listed forms for Doctor's Best Fully Active Folate 800 vs Metagenics MetaRelax.

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Frequently asked questions

Which active ingredients does Doctor's Best Fully Active Folate 800 have?

  • Vitamin B9 (Folate) appears as Quatrefolic (6S)-5-MTHF Glucosamine Salt

Which active ingredients does Metagenics MetaRelax have?

  • Vitamin B6 (Pyridoxine) appears as Pyridoxine HCl
  • Vitamin B9 (Folate) appears as Folic acid and calcium L-5-methyltetrahydrofolate
  • Vitamin B12 (Cobalamin) appears as Methylcobalamin
  • Magnesium appears as Magnesium Bisglycinate
  • Taurine

Which categories do Doctor's Best Fully Active Folate 800 and Metagenics MetaRelax belong to?

  • Single Vitamin
  • Multivitamin

What health concerns do Doctor's Best Fully Active Folate 800 and Metagenics MetaRelax address?

  • Brain, Focus & Cognitive Function
  • Methylation Support
  • Pregnancy Support
  • General Health
  • Stress Management

Which product has a higher amount of Vitamin B9 (Folate) per serving?

  • Doctor's Best Fully Active Folate 800 has the highest total amount of Vitamin B9 (Folate): 800 mcg DFE per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Doctor's Best Fully Active Folate 800: 1 capsule
    • Metagenics MetaRelax: 3.3 g
  • Vitamin B9 (Folate)
    • This supplement has 800 mcg DFE
    • Recommended Dietary Allowance in men: 400 mcg DFE
    • Recommended Dietary Allowance in women: 400 mcg DFE
    • Tolerable Upper Intake Level: 1000 mcg DFE
  • Vitamin B6 (Pyridoxine)
    • This supplement has 2.8 mg
    • Recommended Dietary Allowance in men: 1.3 mg
    • Recommended Dietary Allowance in women: 1.3 mg
    • Tolerable Upper Intake Level: 100 mg
  • Vitamin B9 (Folate)
    • This supplement has 330 mcg DFE
    • Recommended Dietary Allowance in men: 400 mcg DFE
    • Recommended Dietary Allowance in women: 400 mcg DFE
    • Tolerable Upper Intake Level: 1000 mcg DFE
  • Vitamin B12 (Cobalamin)
    • This supplement has 3 mcg
    • Recommended Dietary Allowance in men: 2.4 mcg
    • Recommended Dietary Allowance in women: 2.4 mcg
    • Tolerable Upper Intake Level: Not established

Last updated: February 16, 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