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Vitamin B12 1000 mcg - 100 tablets

Vitamin B12 supports healthy nerve cells, red blood cell formation and DNA production.† Each tablet supplies 1,000 mcg B12 as cyanocobalamin.

  • Supports healthy nerve cells†
  • Supports healthy red blood cell formation†
  • Helps your body make DNA†
† Read benefit information
$24.99
Quantity
1
Made in USA
Quality Tested
Manufacturer-Owned
Since 2000

Product details

An adult woman journaling on a sunlit terrace with Alfa B12 on the side table
Get to know your B12

Everyday support, explained†

Vitamin B12 supports healthy nerve cells, red blood cell formation and DNA production.† Each tablet supplies 1,000 mcg B12 as cyanocobalamin.

Supports healthy nerve cells.†

Vitamin B12 helps maintain healthy nerve cells. It supports normal nervous system function.†

Supports healthy red blood cell formation.†

Your body uses vitamin B12 to make healthy red blood cells.†

Helps your body make DNA.†

Vitamin B12 helps your cells make DNA, the genetic material found throughout your body.†

Learn about B12: NIH Office of Dietary Supplements

100 tablets per bottle in a tablet format
Your preferred format

A tablet for your daily routine

Each bottle contains 100 tablets. At the labeled serving of one tablet daily, that is 100 servings per bottle.

See directions and precautions
B12 formula
Inside the formula

One vitamin. Clearly explained.

Each tablet provides 1,000 mcg of vitamin B12 as cyanocobalamin. See the full ingredient list and Daily Value in the label below.

Explore the complete label

Supplement Facts

Supplement Facts & IngredientsTap to view the full label

Serving size: 1 tablet
Servings per container: 100

NutrientAmount per serving% Daily Value
Vitamin B12 (as cyanocobalamin)1,000 mcg41,667%

Other ingredients: Microcrystalline Cellulose, Dicalcium Phosphate, Stearic Acid, Croscarmellose Sodium, Silica, Magnesium Stearate, Natural Carmine Color.

Open the large Supplement Facts image

Directions & precautions

Adults: Take one tablet daily as a dietary supplement or as directed. Each bottle contains 100 tablets.

Keep tightly closed in a dry place at 59–86°F. Do not use if the seal is broken or missing. Keep out of reach of children.

Will B12 give me extra energy?

B12 is essential, but taking extra does not improve energy or endurance when you already get enough. If you have persistent fatigue, speak with your healthcare professional.

What form of B12 is in this product?

This formula uses cyanocobalamin. The Supplement Facts panel lists the amount per tablet and the full ingredient list.

Is this a gummy or a tablet?

This product contains 100 tablets. It is a different format from Alfa’s gummy products.

Your next step

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Alfa Vitamins manufacturing facility in Miami, Florida

Made by Alfa.
Trusted since 2000.

For over 20 years, Alfa Vitamins has been committed to providing high-quality supplements you can trust.

Our products are manufactured in our own facility in Miami, Florida, where quality is our highest priority—every step of the way.

Learn more about our story →

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