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B-12 500 mcg

Swanson
4.7
(19515 ratings)
Vitamin B12 500 mcg
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Score94

A high-capacity, low-cost B12 capsule for year-round energy and health support.

How scoring works
Quantity:250 Capsule(s)(250 servings)
Goals:
General Health
Energy
Hair Health
Productivity Boost

Score 94

A high-capacity, low-cost B12 capsule for year-round energy and health support.

How scoring works
$9.99($0.03 per serving)
iHerb
$ 12.79
iHerb
$ 12.79
iHerb
$ 12.79
iHerb
$ 12.79
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Analysis

These capsules provide 500 mcg of B12, which is a common maintenance dose for most people. The large 250-count bottle makes it one of the most practical and inexpensive ways to support your energy levels for almost a year.

It is a straightforward, no-frills option that helps support red blood cell health and hair vitality. It fits perfectly into a daily supplement routine for those who prefer capsules over tablets or liquids.

Pros

  • Huge 250-serving bottle
  • Incredible value for the price
  • Easy-to-swallow capsules
  • Stable B12 form for long shelf life

Cons

  • Requires body conversion to the active form
  • Lower serving size compared to potency-focused products
  • Uses traditional fillers in the capsule

Warnings

  • Check that your body absorbs this form effectively if you have gut issues
  • Do not use if the seal is broken upon arrival

Nutrient quality

83 Highest impact

Stable nutrient form ensures consistent performance over the shelf life of the large supply. While effective for maintenance, a coenzymated form would provide superior bioavailability for the user.

Ingredient transparency

100 Highest impact

Labeling is exceptionally clear with all active and inactive components precisely listed. Large review volume allows for a high degree of transparency regarding consistent quality.

Customer satisfaction

96 Highest impact

Enormous review volume demonstrates extensive market usage and a high degree of trust. Strong average ratings indicate that the vast majority of users achieve their desired results.

Value for money

99 Highest impact

Excellent cost efficiency per serving makes this one of the most economical B12 choices. Large bottle size provides significant long-term value for a very low daily price.

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Goals

Impact
Highest effect
A- Goal FitB Strength of SupportC CoverageA+ Formula Quality

Vitamin B12 at a 500 mcg dose supports foundational energy production and healthy red blood cell formation. This essential vitamin is critical for maintaining long-term neurological health and systemic vitality.

Providing a consistent maintenance amount of this nutrient appears well-aligned with filling common nutritional gaps. The stable cyanocobalamin form offers a reliable way to support systemic resilience for daily wellness.

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Impact
Highest effect
A- Goal FitB Strength of SupportD+ CoverageA+ Formula Quality

This straightforward B12 supplement delivers a reliable dose for foundational metabolic health. It appears well aligned with the needs of individuals seeking to sustain vitality and prevent fatigue related to nutrient deficiency.

Utilization of cyanocobalamin provides a stable source of this essential nutrient for mitochondrial energy production and red blood cell formation. The 500mcg serving supports daily energy requirements and contributes to mental alertness.

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Impact
High effect
B+ Goal FitB- Strength of SupportF CoverageA+ Formula Quality

Vitamin B12 is the sole active ingredient, providing a concentrated dose to support red blood cell formation and cellular energy. B12 is essential for ensuring that follicles receive the oxygen needed to support consistent hair growth.

The 500 mcg dose is sufficient for daily maintenance and addressing deficiencies linked to shedding. As a single-nutrient capsule, it offers high purity for individuals seeking focused B12 support.

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Impact
Moderate effect
D- Goal FitC Strength of SupportF CoverageB- Formula Quality

This capsule provides 500 mcg of vitamin B12, which serves as a fundamental cofactor for metabolic energy. This therapeutic maintenance dose may contribute to reducing mental fatigue and supporting neurological health.

Lack of additional cofactors, adaptogens, or stimulants results in a narrow focus that fails to address multifaceted cognitive requirements. It appears best suited as a simple baseline for energy metabolism rather than a targeted productivity enhancer.

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Ingredients

IngredientAmount per serving
Vitamin B12 (Cyanocobalamin)
500 mcg
Adults 18–50
Report overview
F Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyA+ Value
This high-capacity bottle provides Vitamin B12 in a stable form, making it a reliable staple for consistent supplementation. It is designed for maximum economy, offering many months of support in a single purchase.
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