B-12 500 mcg

B-12 500 mcg

21st Century4.7 (13,119 ratings)
Format:Tablet Quantity: 110 Tablet(s) · 110 servings
$5.36 $0.04 per serving
Pure FormulasLowest$5.36iHerb$5.49Amazon$9.48

Product analysis

63 out of 100

B-12 500 mcg can help fill a B12 gap and support normal nerve and blood-cell functions. Its energy-related usefulness is greatest when B12 intake or status is low.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality40

Both nutrient sources are named, but their quality cannot be judged confidently here. The B12 form alone does not establish added energy or other benefits.

Ingredient Transparency100

Ingredient amounts and forms are fully disclosed. That makes the B12 and calcium contributions straightforward to compare.

Value For Money40

Value remains uncertain for the B12 and calcium contributions. Clear label amounts alone do not establish whether the serving price is favorable.

Customer Satisfaction91

Customer ratings are positive across a particularly large number of reviews. They provide a broad view of satisfaction without demonstrating energy or hair-growth effects.

Product Focus61

The formula’s clearest role is meeting B12 needs relevant to normal nerves, blood cells and nutrient use. Extra B12 does not establish better productivity or more energy when intake is already adequate.

Format
Tablet
Container
110 Tablet(s)
Per serving
$0.04
Customer rating
4.7 · 13,119 ratings
Report analysis

Ingredients

IngredientAmount per servingScore
Vitamin B12 (Cyanocobalamin)
 500 mcg 56
Calcium (Calcium Carbonate)
 100 mg
Gluten Free Adults 18–50
Report overview
Vitamin B12 (Cyanocobalamin) · 500 mcg OverallScore56
F Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyA+ Value
Each serving provides 500 mcg of B12 at a low cost per 1,000 mcg. It uses Cyanocobalamin. The amount falls below the range used for higher needs.
How this ingredient is rated

Active Ingredient Quality & Bioavailability10

It uses Cyanocobalamin.
Bioactive B12 Form Selection
It uses Cyanocobalamin.

Dose, Safety & Label Transparency79

The serving provides 500 mcg, an intermediate amount. The label lists both the Cyanocobalamin form and its amount.
Therapeutic Dosage Level
The serving provides 500 mcg, an intermediate amount.
Label and Form Transparency
The label lists both the Cyanocobalamin form and its amount.

Value100

The cost per 1,000 mcg of B12 is low.
Price per 1,000 mcg B12
The cost per 1,000 mcg of B12 is low.
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89 Performance

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86 Budget

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Nature's Bounty
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No three unused eligible products had a lower listed serving cost, and this close-cost option provides 1,000 mcg of vitamin B12 as Methylcobalamin. Compared with the original, it provides a larger vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
86 Value

Vitamin B12 2000 mcg

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The higher serving cost pairs 2,000 mcg of vitamin B12 as Methylcobalamin with a simple ingredient profile, so its value depends on the intended dose. Compared with the original, it provides a larger vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
87 Value

Fully Active B12 1500 mcg

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The higher serving cost pairs 1,500 mcg of vitamin B12 as Methylcobalamin with a simple ingredient profile, so its value depends on the intended dose. Compared with the original, it provides a larger vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
85 Value

Vegan B12 2500 mcg

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The higher serving cost pairs 2,500 mcg of vitamin B12 as Methylcobalamin with a simple ingredient profile, so its value depends on the intended dose. Compared with the original, it provides a larger vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
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