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Neurobion

Neurobion Extra Forte B12 10

  • Vitamin B12
  • Liquid
  • Vitamin B12
  • 8.5 fl oz
4.6/ 5 on Amazon3,300Amazon ratings2,000+bought last month4.5ProductDome score
  • More reviewed than 62%
High confidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology
Best forYou want a high dose 10,000 mcg B12 liquid vial for occasional use without swallowing a pill

A high potency, drinkable B12 vial for occasional energy support rather than daily low-dose supplementation, with only 10 vials per box.

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ProductDome scorecard

How it ranks among the 130 vitamin b12 we track

4.5/ 5ProductDome scoreHigh confidence
Owner satisfaction · 56% of scorecategory median 4.7★4.6

4.6★ across 3,300 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 2,250 ratings4.4

3,300 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score4.5

2,000+ bought on Amazon last month.

Data quality · 11% of score3.8

Brand identity, imagery, description and spec coverage.

The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 130 vitamin b12 we track - how the scorecard works · full vitamin b12 data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

Neurobion Extra Forte packs 10,000 mcg of vitamin B12 into a drinkable liquid vial format, sold as a box of 10 raspberry-flavored vials aimed at energy support. A high potency single-nutrient B12 product rather than a broader B complex.

10,000 mcg is a substantially higher B12 dose than found in most standard B12 tablets, which is the product's main selling point as a high potency, fast-drinking liquid vial rather than a capsule. The vial format is built for convenience, no water or swallowing needed, at the cost of only having 10 doses per box rather than the month-plus supply typical of tablet bottles.

  • 10,000 mcg B12 per vial
  • 10 vials per box
  • Raspberry flavored liquid
  • Vegan formula

Who it's for

Suits people who want an occasional high dose B12 boost in a quick drinkable vial rather than a daily tablet routine. Not a fit for someone who wants a lower, everyday-maintenance B12 dose or a larger multi-month supply in one box.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out
  • High potency 10,000 mcg B12 per vial
  • Drinkable liquid, no pill to swallow
What to check first
  • Only 10 vials per box, a short supply
  • Dose is much higher than typical daily B12 maintenance amounts

Performance notes

Each vial delivers 10,000 mcg of vitamin B12 in raspberry-flavored liquid, well above what a typical daily B12 tablet provides, positioning this as an occasional high potency option rather than a routine daily dose. With 10 vials per box, the supply is meant for periodic use rather than an ongoing daily habit.

Specifications

BrandNeurobion
ModelNEF1
FormLiquid
Supplement TypeVitamin B12
Count8.5 fl oz
FlavorRaspberry
BenefitsEnergy Management
DietVegan

How it compares

This product against the closest alternatives we track in vitamin b12.

ProductAmazon ratingRatingsProductDome score
Neurobion Extra Forte B12 10This product4.6 / 53,3004.5 / 5
Nature's Bounty Vitamin B12 2500 mcgNature’s4.8 / 526,8004.7 / 5
Nature Made Vitamin B12 1000 mcgNATURE4.8 / 521,4004.7 / 5
Solgar Vitamin B12 1000 mcgSolgar4.8 / 511,5004.7 / 5
Natrol Vitamin B12 5000 mcg Fast Dissolve B12 SupplementNatrol4.7 / 540,3004.6 / 5
Frequently asked

Questions about the Neurobion NEF1

Common buyer questions answered straight from the product spec data - no fluff, no "it depends".

How much B12 is in each Neurobion Extra Forte vial?

10,000 mcg per vial.

How many vials come in the box?

10 vials.

What flavor is the liquid?

Raspberry.