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Nature Made

Nature Made Extra Strength Vitamin B12 2500 mcg 60 Tablets

  • Form: Tablet
  • Supplement Type: Vitamin B
  • Diet: Gluten Free
  • Allergens: Amberjack Free

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A straightforward high-strength B12 tablet for anyone whose diet or doctor points to needing more than a standard multivitamin provides.

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ASIN: B005FKTYRACategory: Vitamin B12

Overview

A high-dose B12 tablet from Nature Made delivering 2500 mcg per tablet, well above the standard 500-1000 mcg found in most B12 products. Sixty tablets cover a 60-day supply at one a day. Suited to people whose doctor has flagged low B12 or who want a stronger dose than a multivitamin provides.

At 2500 mcg this sits at the high end of the B12 dosage range, five times a typical 500 mcg tablet. That strength matters more for people with an absorption issue or a confirmed deficiency than for general maintenance, since the body only uses a fraction of any single dose and excretes the rest.

  • 2500 mcg vitamin B12 per tablet
  • 60 tablets, 60-day supply
  • Gluten free
  • Marketed for energy metabolism support

Who it's for

Adults who want a stronger B12 dose than a standard multivitamin, including vegetarians, vegans and older adults who commonly run low. Not aimed at anyone who just wants a low daily maintenance amount, since 2500 mcg is a large single dose.

Pros and cons

Pros
  • High 2500 mcg dose per tablet
  • Gluten free formulation
  • 60-day supply at one tablet daily
Cons
  • Unflavored tablet, no flavor variety

Performance notes

B12 is water-soluble, so the body absorbs what it needs from a dose like this and clears the rest, which is why high-strength tablets like this one are generally considered safe for daily use even at 2500 mcg. The tablet form dissolves in the digestive tract rather than under the tongue.

Specifications

BrandNature Made
FormTablet
Supplement TypeVitamin B
DietGluten Free
AllergensAmberjack Free
Count60
FlavorUnflavored
BenefitsBrain Health Support

Frequently asked questions

How many tablets are in a bottle of Nature Made Extra Strength B12?

Sixty tablets, sized as a 60-day supply at one tablet per day.

Is this Nature Made B12 gluten free?

Yes, the listed attributes mark it gluten free.

What form does the B12 come in?

A tablet, not a gummy, capsule or liquid.