In this guide today, we are here with our in-depth review of the best b12 for cats. There are plenty of choices with multiple websites and therefore difficult to choose the best one. We recommend to read the guide and choose the one that suits your need as we review products based on the various options, features, price, quality and many more . To avoid this dilemma, we recommend to read this guide and review. It gives you insider information on how to choose the best b12 for cats for your needs and budget.
In this in-depth review guide, we will discuss about the best b12 for cats.
Our Top Picks
6
Advocate PetTest Vitamin B12 Liquid Drops (5000 MCG) Supplement with Methylcobalamin (Methyl B12)...
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7
Toby's Immune Boost - Easy to Administer Tasty Powder for All Dogs and Cats - Methylcobalamin B12...
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The Best b12 for cats
Rx Vitamins Rx B12 for Dogs & Cats - Vitamin B12 Liquid Supplement for Pets - Dog Vitamins for Small & Large Breed - Cat Health Supplies - 4 oz.
$26.99
in stock
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as of July 29, 2025 4:20 pm
Features
- B 12 Vitamin for Dogs & Cats: Also known as Cyanocobalamin, this essential vitamin is helps support healthy energy production, vitality, cell growth, and immunity for your pet.
- Vitamins for Dogs Small Breed & Large Breed: Our liquid vitamin B12 supplement makes it simple to measure a weight-based dose, perfect for any size adult or senior pet.
- Liquid Dog & Cat Vitamins: Our easy-to-administer formula is easy to disguise in your pet's favorite wet or dry food. Use the dropper to measure a dose and mix it in; they'll never be the wiser!
- Digestive & Immune Boost with Vitamin B-12: This vitamin may also support healthy digestion and immune system function for pets with low B12 levels. B12 vitamin may be missing from your pet's food!
- Premium Pet Vitamins: Rx Vitamins pet supplements are formulated by veterinarians with high-potency ingredients to ensure safety and efficacy.
Nutramax Cobalequin B12 Supplement for Cats and Small Dogs, 45 Chewable Tablets
$22.99
in stock
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as of July 29, 2025 4:20 pm
Features
- Vitamin B12 Supplement for Cats and Small Dogs: Cobalamin, or B12, is critical to the function of many metabolic processes within the body. Your veterinarian may recommend Cobalequin if your pet needs B12 supplementation
- Oral B12 Supplement: Cobalequin is an orally administered form of B12 that may eliminate or reduce the need for B12 injections
- Easy to Serve: Cobalequin tablets can be crushed or given whole and used long-term in cats and small dogs
- From the #1 Veterinarian Recommended Supplement Company*: Nutramax Laboratories Veterinary Sciences has been a leader in pet health for over 30 years, and provides supplements to support joint health, digestive health, and overall wellness
- Backed by Science: Nutramax Laboratories Veterinary Sciences supplements are veterinarian formulated with high-quality ingredients to ensure your pet is receiving a safe supplement
Jackson Galaxy: B12 for Cats-Dietary Supplement-Supports The Health of Your cat’s Immune System, Nervous System, Digestive System & Cognitive Function.
$37.95
in stock
Amazon.com
as of July 29, 2025 4:20 pm
Features
- Natural, bioavailable, non-synthetic vitamin B12 in liquid form
- Great for senior cats who just don't absorb B12 as they used to in their younger years
- No fructose, fillers or artificial ingredients
- Made in the USA
Rx Vitamins Amino B Plex for Pets - B Vitamin Complex Plus Amino Acids for Dogs & Cats - Vitamin Supplements for Dogs' & Cats' Total Body Support - 2 oz.
out of stock
Amazon.com
as of July 29, 2025 4:20 pm
Features
- B Vitamins for Dogs' Energy: Help restore your pet's lust for life with a daily dose of B vitamins which are important for overall health and metabolism in senior and active outdoor pets.
- Highly-Palatable Liquid Vitamins For Dogs & Cats: Your pet will beg for more of this tasty supplement! With a blend of amino acids and B vitamins, a daily dose is easy as adding drops to their food.
- Vitality-Boosting Cat & Dog Supplement: Spirulina, a blue-green algae, provides many nutrients including vitamins, minerals, amino acids, antioxidants, B vitamins including B1, B2, & B6, and iron.
- Vitamin B Complex for Cats and Dogs: Great for senior pets, this liquid supplement includes beneficial amounts of the B complex vitamins which aid in energy levels by regulating glucose conversion.
- Quality Pet Supplements & Vitamins: Reach for the brand you trust when your cat or dog needs supplemental nutrients. Grab this pet Vitamin B and amino acid complex today!
Zampa Liquid Vitamin B12 for Dogs and Cats - Pure Methylcobalamin (Methyl B 12) Vitamin Supplements for Pets to Increase Energy, Vitality and Mood - 2 oz (60 ml)
out of stock
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as of July 29, 2025 4:20 pm
Features
- ✅Vitality-Boosting Cat & Dog Supplement: Keep your pet's immune and nervous systems healthy with Zampa's high absorption Vitamin B 12 supplement! Made in USA. A veterinarian formulation for all your pet's supplemental needs!
- ✅Easy to Serve Liquid Vitamins for Dogs & Cats: Your pet will beg for more of this tasty supplement! Manufactured using the highest standards, a daily dose is as easy as adding drops to their food, water or giving separately.
- ✅Vitamin B Complex for Cats and Dogs: Great for senior pets, this liquid supplement includes beneficial amounts of the B complex vitamins which aid in energy levels by regulating glucose conversion.
- ✅Recommended by Vets: Zampa's B 12 vitamins for dogs and cats are formulated by vets with high-quality ingredients to ensure your pet is receiving a safe supplement.
Advocate PetTest Vitamin B12 Liquid Drops (5000 MCG) Supplement with Methylcobalamin (Methyl B12) for Diabetic Pets - Max Absorption B12 to Increase Energy - Vegan Friendly for Dogs and Cats - 4fl oz
$59.95
in stock
Amazon.com
as of July 29, 2025 4:20 pm
Features
- Methyl B12 Drops for Pets: Advocate PetTest maximum strength Methyl B12 drops contain 5000mcg of vitamin B-12 Methylcobalamin per serving and 60 servings in each dropper bottle (4 fluid ounces -118ml). Our sublingual formula is Roasted Turkey flavored and has superior absorption and bioavailability.
- Natural Vitamin B12 (Methylcobalamin) 4 fl oz - Supports and helps convert fats, carbs, and proteins into energy more efficiently for Dogs and Cats. B12 is an essential vitamin for your diabetic canine and feline. Diabetic pets can suffer from diabetic neuropathy. Giving your dog Methyl B12 in higher doses can help nerve paths regenerate.
- Diabetic Cats and Dogs - Our PetTest Methyl B12 drops are a great way to help improve brain function, maintain healthy brain cells, and reduce overall fatigue in your cat and dog. B12 is vital for our dogs to run like fine-tuned machines. It also supports digestive function, and can help relieve upset stomach & constipation and supports a Stronger Immune System.
- Methyl B12 deficiency – certain breeds that are predisposed to B12 deficiency are the Giant Schnauzer, Beagle, Border Collie, Shar Pei and Australian Shepard. B12 supplementation is given. Inflammatory bowel disease (IBD) is inflammation of the intestinal tract and causes the inability of the intestinal tract to absorb nutrients. B12 deficiency can be found in dogs and cats with IBD and B12 supplements are given to help.
- Assurance - Our Advocate PetTest Methyl B12 drops supports effective distribution of oxygen and nutrients throughout your pets body. PetTest are a premier manufacturer and supplier of pet diabetes supplies and products, committed to helping you and your pets overcome daily struggles. Made in the USA.
Toby's Immune Boost - Easy to Administer Tasty Powder for All Dogs and Cats - Methylcobalamin B12 for Nerve and Anti-Inflammatory Support - D-Mannose for Urinary and UTI Health - They Love The Taste!
$29.95
in stock
Amazon.com
as of July 29, 2025 4:20 pm
Features
- DOGS AND CATS LOVE THE TASTE!
- Methylcobalamin B12 supports nerve and heart function for a healthy nervous system. It is thought to regulate the sensors in the spinal cord to the nerves, allowing for normal or near normal functioning.
- D-Mannose for excellent UTI preventative and bladder support in old and young dogs and cats alike.
- Brewers Yeast works synergistically with our B12 Methylcobalamin and is rich in chromium, microbials and enzymes to enhance energy levels and help strengthen the immune system.
- Made in a Vermont NASC Member Facility. using the highest standards at an FDA Registered Facility. Veterinarian Approved.
Rx Vitamins Amino B Plex for Pets - B Vitamin Complex Plus Amino Acids for Dogs & Cats - Vitamin Supplements for Dogs' & Cats' Total Body Support - 4 oz
out of stock
Amazon.com
as of July 29, 2025 4:20 pm
Features
- B Vitamins for Dogs' Energy: Help restore your pet's lust for life with a daily dose of B vitamins which are important for overall health and metabolism in senior and active outdoor pets.
- Highly-Palatable Liquid Vitamins For Dogs & Cats: Your pet will beg for more of this tasty supplement! With a blend of amino acids and B vitamins, a daily dose is easy as adding drops to their food.
- Vitality-Boosting Cat & Dog Supplement: Spirulina, a blue-green algae, provides many nutrients including vitamins, minerals, amino acids, antioxidants, B vitamins including B1, B2, & B6, and iron.
- Vitamin B Complex for Cats and Dogs: Great for senior pets, this liquid supplement includes beneficial amounts of the B complex vitamins which aid in energy levels by regulating glucose conversion.
- Quality Pet Supplements & Vitamins: Reach for the brand you trust when your cat or dog needs supplemental nutrients. Grab this pet Vitamin B and amino acid complex today!
Liquid Vitamin B-12 for Dogs and Cats - Effective for All Animals Methylcobalamin (Methyl B12) Increase Energy, Appetite and Mood Made in USA Bioavailable
$36.95
in stock
Amazon.com
as of July 29, 2025 4:20 pm
Features
- Our Methylcobalamin liquid Vitamin B-12 May Help With -Nervous System/Mood/Energy, GI Tract/Immune system, May Stimulate Appetite in both Cats and Dogs, Is a Bioactive Form of B12 that doesn't need to be converted metabolically
- Vitamin B12 is an essential vitamin that plays an important role in within the body of dogs and cats including the function of the brain and nervous system, cell growth, protein synthesis, metabolism of fat and carbohydrates, and the formation of red blood cells.
- Vitamin B12, which is also called cobalamin, is not made by the body and must be supplied by food or nutritional supplements. Having a lack of B12 can lead to other health problems, and both dogs and cats can develop a deficiency to this vitamin.
- In certain breeds of dogs, B12 deficiency can be genetically passed on especially in beagles, border collies, and giant schnauzers. It can also occur in those dogs and cats with exocrine pancreatic insufficiency (EPI) or senior dogs or cats..
- We are a Oklahoma based, veterinarian owned, family business & appreciate the opportunity to help your pet! Made in the USA & 100% Satisfaction Guarantee! Your Vet will be amazed with the changes in B12 levels without injections!
Tomlyn High Calorie Nutritional Gel for Cats, (Nutri-Cal) 4.25 oz
$16.99
in stock
2 new from $16.99
Free shipping
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as of July 29, 2025 4:20 pm
Features
- Nutritional oral gel for cats who need extra calories and vitamins; ideal for sick or aging cats
- Appetite stimulant, calorie booster, weight gainer for cats refusing food; veterinarian recommended
- Nutri-Cal for cats high-calorie gel for extra energy; concentrated source of vitamins and minerals
- Contains Omega-3 and Omega-6 essential fatty acids to support a healthy heart, skin and joints
- Palatable, simple to administer, easily-digested gel; accessible calories support a healthy appetite
The Video Review of Best b12 for cats
Final thoughts
When you’re looking for b12 for cats, you’ll want to keep a few things in mind. First, decide what you want to use the b12 for cats for. Next, check the product reviews with comparision which we have listed as well. Once you’ve decided on b12 for cats you want to buy b12 for cats, look at the reputation of the manufacturer as well. You can compare prices and quality together before you make your purchase.