B-12 1000 mcg

B-12 1000 mcg

21st Century4.7 (6,771 ratings)
Format:Tablet Quantity: 110 Tablet(s) · 110 servings
$6.18 $0.05 per serving
Pure FormulasLowest$6.18iHerb$7.49Amazon$14.63

Product analysis

63 out of 100

B-12 1000 mcg supports normal nerve function and red blood cell formation and can help fill a B12 gap. Its clearest appeal is nutritional support when B12 intake or status is low.

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

Nutrient Quality40

B12 and calcium forms are identified, but their quality cannot be confidently compared here. Disclosure alone does not establish an absorption advantage.

Ingredient Transparency100

Both nutrient amounts and forms are disclosed. That makes the serving easy to compare with other B12 supplements.

Value For Money40

Value for money remains uncertain for both B12 and calcium. There is no clear basis for recommending it on cost alone.

Customer Satisfaction90

Customers give favorable ratings across a large review base. The volume makes satisfaction feedback more informative without proving an energy or concentration benefit.

Product Focus65

B12 is the clear focus, with calcium as an additional nutrient. Its most practical role is addressing a B12 gap, since extra energy and productivity benefits are uncertain when needs are met.

Format
Tablet
Container
110 Tablet(s)
Per serving
$0.05
Customer rating
4.7 · 6,771 ratings
Report analysis

Ingredients

IngredientAmount per servingScore
Vitamin B12 (Cyanocobalamin)
 1000 mcg 64
Calcium (Calcium Carbonate)
 100 mg
Gluten Free Adults 18–50
Report overview
Vitamin B12 (Cyanocobalamin) · 1000 mcg OverallScore64
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
It provides 1000 mcg of B12 per serving, a high amount, at a low cost per amount of B12. It uses Cyanocobalamin.
How this ingredient is rated

Active Ingredient Quality & Bioavailability10

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

Dose, Safety & Label Transparency100

Each serving provides 1000 mcg of B12. The amount and form are stated.
Therapeutic Dosage Level
Each serving provides 1000 mcg of B12, a high amount.
Label and Form Transparency
The label states both the B12 amount and its Cyanocobalamin form.

Value100

The cost per amount of B12 is low.
Price per 1,000 mcg B12
The cost per amount of B12 is low.
View ingredientView products
89 Performance

Methyl B-12 1000 mcg & Methyl Folate 400 mcg plus P-5-P Lemon Flavor

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The more focused formula provides 1,000 mcg of vitamin B12 as Methylcobalamin, plus 1.5 mg of Vitamin B6 and 680 mcg DFE of Folate. Compared with the original, it provides a similar vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
86 Performance

Methyl B-12 Natural Cherry Flavor

ZHOU
The more focused formula provides 5,000 mcg of vitamin B12 as Methylcobalamin. Compared with the original, it provides a larger vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
87 Performance

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Advanced Nutrition by Zahler
The more focused formula provides 5,000 mcg of vitamin B12 as Methylcobalamin. Compared with the original, it provides a larger vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
86 Budget

Quick Dissolve B-12 Methylcobalamin 2500 mcg

Nature's Bounty
No three unused eligible products had a lower listed serving cost, and this close-cost option provides 2,500 mcg of vitamin B12 as Methylcobalamin. Compared with the original, it provides a larger vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
87 Budget

Chewable Fully Active B12 Chocolate Mint Flavor 1000 mcg

Doctor's Best
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 similar vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
87 Budget

B12 Methylcobalamin 1000 mcg

Natural Factors
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 similar vitamin B12 amount and uses Methylcobalamin instead of Cyanocobalamin.
86 Value

Vitamin B12 2000 mcg

Nutricost
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

Doctor's Best
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

DEVA
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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