Excellent

4.8/5 by 1800+ devoted cat parents

Stop the Silent Deficiency Before You See the Signs with Mizu Labs™ Cobalamin Supplement

Don't wait for silent deficiency to strike. Mizu Labs Pharmaceutical Grade Cobalamin fills the gap your cat's food leaves behind, supporting healthier vision, heart function and daily vitality in one simple scoop

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This product sold out 12 times last year. We encourage you to take advantage of the limited sale and buy now.

PS: Mizu Labs is ONLY available here, don't buy fakes on Amazon/eBay

Marilyn W.
Marilyn W.

"My cat used to vomit 3-4 times a week and after taking mizu lab's cobalamin for a month, she barely vomits now!"

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Daily Cobalamin Made Simple.

Just one scoop of Mizu Labs Cobalamin mixed into your cat’s food provides the essential cobalamin their body can’t make on its own. Perfect for cats on grain-free, fish, rabbit, raw, or homemade diets.

– Supports healthy vision and heart function

– Tasteless, odorless, and easy to mix in food

– Water-soluble, safe daily use, no risk of overdose

– Lab-tested, pure cobalamin with included dosing spoon

Give your cat complete nutrition in 10 seconds a day — and enjoy the peace of mind that comes with knowing you’ll never have to say, “If only I had known.”

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The Support They May Be Missing

One Simple Scoop a Day

Cobalamin, also known as vitamin B12, plays an important role in your cat’s everyday energy, appetite, and overall wellness. Mizu Labs Cobalamin makes it easy to add consistent nutritional support to their daily routine.

– Supports healthy energy and vitality

– Helps maintain normal appetite and digestion

– Promotes overall feline wellness

– Easy to mix into your cat’s regular food

Add the recommended serving at mealtime and give your cat simple, dependable support—day after day.

Frequently Asked Questions

Find answers to common questions about our products, shipping, returns, and more.

Does cobalamin supplementation actually work for cats? +

Yes — when a cat has low cobalamin, also known as vitamin B12, supplementation can help restore healthy levels. Cobalamin is especially relevant for cats with intestinal or pancreatic conditions that interfere with nutrient absorption. It is not a substitute for veterinary diagnosis or treatment.

My cat has kidney disease (CKD). Can cobalamin help? +

Cobalamin does not treat or cure kidney disease. However, cats with CKD may also experience poor appetite, weight loss, vomiting, or other health issues, so your veterinarian may recommend testing or supplementation based on your cat’s individual needs. Always check with your vet before adding a supplement to a kidney-care plan.

My cat vomits frequently. Could cobalamin help? +

Yes, when the vomiting is connected to low B12 or an underlying intestinal or pancreatic condition. Cobalamin deficiency is associated with vomiting, poor appetite, diarrhea, weight loss, and an unhealthy coat. Recurring vomiting still requires veterinary evaluation to identify the cause.

How is Mizu Labs Cobalamin different from the cobalamin in cat food? +

Cat food contains B12, but a cat with poor absorption may not receive enough of it—even from a complete diet. Mizu Labs Cobalamin provides a direct, measured supplemental source to help maintain adequate B12 intake.

What if it doesn't work for me? +

You are covered by our 60 day money back guarantee. That gives you a full 2 months to take it consistently and track your own results. If you are not satisfied for any reason, contact us and we will refund you. No hassle. We built it this way because olive leaf needs real time to do its work, and we would rather you judge it on the full experience than a single week.

How often should I give Mizu Labs Cobalamin? +

Give it according to the serving instructions on the Mizu Labs label. Consistent use is important because cobalamin support works best when it is given on the recommended schedule. Cats being treated for a confirmed deficiency should follow their veterinarian’s dosing plan.

Is Mizu Labs Cobalamin safe for cats? +

Yes. Cobalamin is a water-soluble vitamin and is generally well tolerated by cats when used as directed. Veterinary sources recommend oral or injectable supplementation for cats with confirmed deficiency.

My cat has kidney disease (CKD). Can cobalamin help? +

Cobalamin does not treat or cure kidney disease. However, cats with CKD may also experience poor appetite, weight loss, vomiting, or other health issues, so your veterinarian may recommend testing or supplementation based on your cat’s individual needs. Always check with your vet before adding a supplement to a kidney-care plan.

How is Mizu Labs Cobalamin different from the cobalamin in cat food? +

Cat food contains B12, but a cat with poor absorption may not receive enough of it—even from a complete diet. Mizu Labs Cobalamin provides a direct, measured supplemental source to help maintain adequate B12 intake.

How often should I give Mizu Labs Cobalamin? +

Give it according to the serving instructions on the Mizu Labs label. Consistent use is important because cobalamin support works best when it is given on the recommended schedule. Cats being treated for a confirmed deficiency should follow their veterinarian’s dosing plan.