Swanson Niacinamide 500 mg
vs
Natural Factors Active B Complex
Supplement Comparison

  • Vitamin B3 (Niacin): Swanson Niacinamide 500 mg has 5.0× more
  • The image below shows:
    • Side-by-side charts with label nutrient amounts, per serving
    • Nutrient forms as listed on the label
    • 19 nutrients compared
Bar chart: per-serving label amounts and listed forms for Swanson Niacinamide 500 mg vs Natural Factors Active B Complex.

Frequently asked questions

Which active ingredients does Swanson Niacinamide 500 mg have?

  • Vitamin B3 (Niacin) appears as Niacinamide

Which active ingredients does Natural Factors Active B Complex have?

  • Vitamin B1 (Thiamin) appears as Thiamin HCl and Benfotiamine
  • 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 Quatrefolic (6S)-5-MTHF Glucosamine Salt
  • Vitamin B12 (Cobalamin) appears as Methylcobalamin
  • Vitamin B7 (Biotin) appears as D-Biotin
  • Vitamin B5 (Pantothenic Acid) appears as D-Calcium Pantothenate
  • Choline appears as Choline Citrate
  • Inositol

Which categories do Swanson Niacinamide 500 mg and Natural Factors Active B Complex belong to?

  • Single Vitamin
  • B-Complex Formula

What health concerns do Swanson Niacinamide 500 mg and Natural Factors Active B Complex address?

  • Energy & Metabolism
  • Heart & Cardiovascular Health
  • Brain, Focus & Cognitive Function
  • Methylation Support

Which product has a higher amount of Vitamin B3 (Niacin) per serving?

  • Swanson Niacinamide 500 mg has the highest total amount of Vitamin B3 (Niacin): 500 mg per serving

How do the serving sizes compare between the two supplements?

  • Serving size:
    • Swanson Niacinamide 500 mg: 1 capsule
    • Natural Factors Active B Complex: 1 capsule
  • Vitamin B3 (Niacin)
    • This supplement has 500 mg
    • Recommended Dietary Allowance in men: 16 mg
    • Recommended Dietary Allowance in women: 14 mg
    • Tolerable Upper Intake Level: 35 mg
  • Vitamin B1 (Thiamin)
    • This supplement has 30 mg
    • Recommended Dietary Allowance in men: 1.2 mg
    • Recommended Dietary Allowance in women: 1.1 mg
    • Tolerable Upper Intake Level: Not established
  • Vitamin B2 (Riboflavin)
    • This supplement has 10 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 100 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 680 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 500 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: January 2, 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).
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  • 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