Swanson Activated B-Complex
vs
Life Extension B12 Elite
Supplement Comparison

  • Vitamin B12 (Cobalamin): Life Extension B12 Elite has 4.0× 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 Swanson Activated B-Complex vs Life Extension B12 Elite.

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Frequently asked questions

Which active ingredients does Swanson Activated B-Complex have?

  • Vitamin B2 (Riboflavin) appears as Riboflavin 5-Phosphate Sodium
  • Vitamin B3 (Niacin) appears as Inositol Hexanicotinate
  • Vitamin B6 (Pyridoxine) appears as Pyridoxal 5-Phosphate
  • Vitamin B9 (Folate) appears as L-5-Methyltetrahydrofolate
  • Vitamin B12 (Cobalamin) appears as Methylcobalamin
  • Vitamin B7 (Biotin)

Which active ingredients does Life Extension B12 Elite have?

  • Vitamin B12 (Cobalamin) appears as Methylcobalamin
  • Vitamin B12 (Cobalamin) appears as Adenosylcobalamin

Which categories do Swanson Activated B-Complex and Life Extension B12 Elite belong to?

  • Single Vitamin

What health concerns do Swanson Activated B-Complex and Life Extension B12 Elite address?

  • Brain, Focus & Cognitive Function
  • Energy & Metabolism
  • General Health
  • Neurological Support

Which product has a higher amount of Vitamin B12 (Cobalamin) per serving?

  • Life Extension B12 Elite has the highest total amount of Vitamin B12 (Cobalamin): 500 mcg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Swanson Activated B-Complex: 1 capsule
    • Life Extension B12 Elite: 1 lozenge
  • Vitamin B2 (Riboflavin)
    • This supplement has 25 mg
    • Recommended Dietary Allowance in men: 1.3 mg
    • Recommended Dietary Allowance in women: 1.1 mg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B3 (Niacin)
    • This supplement has 50 mg
    • Recommended Dietary Allowance in men: 16 mg
    • Recommended Dietary Allowance in women: 14 mg
    • Tolerable Upper Intake Level: 35 mg
  • Vitamin B6 (Pyridoxine)
    • This supplement has 25 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 400 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 250 mcg
    • Recommended Dietary Allowance in men: 2.4 mcg
    • Recommended Dietary Allowance in women: 2.4 mcg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B7 (Biotin)
    • This supplement has 25 mcg
    • Adequate Intake in men: 30 mcg
    • Adequate Intake in women: 30 mcg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B12 (Cobalamin)
    • This supplement has 1000 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 4, 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.
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  • Author: VIOscan Research Team