Rx B12
Starting At $22.95

Rx B12

$22.95
Or save an extra 20% on your first order (up to $20) with Autoship* $18.36
(save 5% on all recurring orders)

  • Manufacturer Authorized Retailer

  • Usually ships the same weekday before 3pm CT.

What are Rx B12 and Rx B12 Forte for Dogs and Cats by Rx Vitamins?

  • Rx B12 and Rx B12 Forte are nutritional supplements for dogs and cats that contain pure cyanocobalamin, a man-made form of vitamin B12.
  • Vitamin B12 is not produced by the body but is an essential part of cell reproduction, blood formation, and protein synthesis.
  • Rx B12 Forte contains a higher concentration of cyanocobalamin per milliliter.

Why are Rx B12 and Rx B12 Forte used for dogs and cats?

  • Rx B12 and Rx B12 Forte may be given to animals with a cobalamin deficiency due to illness or disease, or to replace missing nutrients from their daily diet.

What else should I know about Rx B12 and Rx B12 Forte?

  • Beef-liver flavored, tasty liquid.
  • Store at room temperature out of direct sunlight.

What problems could my dog or cat have with Rx B12 and Rx B12 Forte?

  • Safe use in pregnant animals or animals intended for breeding has not been proven.
  • If an animal’s condition worsens or does not improve, stop product administration and consult your veterinarian.
  • An examination from a veterinarian is recommended prior to using this product.

How do I use Rx B12 and Rx B12 Forte?

  • Use as directed by your veterinarian. A vitamin B12 test is recommended in order to establish safe and effective administration levels.

Rx B12

  • Cats and small dogs, 1 mL daily. Medium dogs 25 to 50 lbs, 2 mL daily. Large dogs 50 to 100 lbs, 3 mL daily.

Rx B12 Forte

  • Cats, 1/4 mL daily.
  • Dogs less than 22 lbs, 1/4 mL daily. Dogs 22 to 44 lbs, 1/2 mL daily. Dogs 44 to 110 lbs, 1 mL daily. Dogs over 110 lbs, start at 2 mL daily for a month, recheck B12 levels, and taper based on serum levels.

What is in Rx B12 and Rx B12 Forte?

  • Inactive ingredients in both formulations: Vegetable glycerin, water, fructose, natural flavorings, potassium sorbate.

Rx B12

  • Active ingredient per 1 mL: Vitamin B-12 (Cyanocobalamin) 250 mcg.

Rx B12 Forte

  • Active ingredient per 1 mL: Vitamin B-12 (Cyanocobalamin) 1000 mcg.

Will I get what I see in the picture?

  • Rx B12 is a brand name. You will receive the exact product that you request.

Who makes Rx B12 and Rx B12 Forte?

  • Rx B12 and Rx B12 Forte are made by the manufacturer Rx Vitamins.