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10 Best B12 Supplement For Cats 2025 in the United States

Name: Pet Honesty Cat Probiotics Gut + Immune Health Chews - Cat Digestive Health, Cat Vitamins Supports Gut Health, Immunity Health, Healthy Digestion + Cat Constipation Relief - Chicken (30-Day Supply)
Brand: Pet Honesty
Price: 15.99 USD
Availability: InStock

From leading brands and best sellers available on the web.

Nutrition Strength Coenzyme Q10 for Dogs Grain-Free Supplement, Ubiquinol - The Electron-Rich Form of CoQ10, Promotes Heart Health, Cognitive and Energy Support for Dogs, 120 Chewable Tablets

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Winner

Pet Honesty

Pet Honesty Cat Probiotics Gut + Immune Health Chews - Cat Digestive Health, Cat Vitamins Supports Gut Health, Immunity Health, Healthy Digestion + Cat Constipation Relief - Chicken (30-Day Supply)

9.8

score

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Nutrition Strength Coenzyme Q10 for Dogs Grain-Free Supplement, Ubiquinol - The Electron-Rich Form of CoQ10, Promotes Heart Health, Cognitive and Energy Support for Dogs, 120 Chewable Tablets

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Pet Honesty

Pet Honesty Cat Multivitamin Chews - Cat Treats for Health + Immune, Cat Joint Support, Skin & Coat, and Digestion | Omega 3s, Lysine for Cats, Cat Probiotic, Cat Vitamins - Chicken (30-Day Supply)

9.6

score

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Under the Weather

Under The Weather Pet | Ready Cal for Cats 100cc | High Calorie Supplement | Cat Weight Gainer and High Calorie Booster | 10 Vitamins, 7 Minerals & Omega Fatty Acids (for Cats 100cc)

9.4

score

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Coco and Luna

Same Silybin for Cats - S-Adenosyl-L-Methionine - 120g Powder - Liver Supplements for Cats - Promotes Cognitive and Liver Support (Powder for Cats)

9.1

score

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Virbac

Virbac Rebound Recuperation Formula for Cats, Clear

8.8

score

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Wonder Laboratories

Wonder Laboratories Pet Factor B-12 | Vitamin B-12 in Methylcobalamin Form | Popular in Treatment of EPI in Dogs 180 Capsules

8.5

score

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Infinite Health Labs

Liquid Vitamin B-12 for Dogs and Cats - Vet Formulated - Effective for All Animals Methylcobalamin (Methyl B12) - Energy, Appetite and Mood - Made in USA

8.2

score

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VETRISCIENCE

VetriScience Nu Cat Senior Multivitamin with Lysine for Cats - 30 Chews - Cat Supplements & Vitamins Designed to Support Heart, Eye and Brain Function, Immunity and Liver Health in Senior Cats

7.9

score

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Pfizer Animal Pet-Tinic Vitamin-Mineral Supplement for Dogs and Cats, 4-Ounce by Pfizer Animal

7.6

score

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#10

Coco and Luna

Multivitamin for Cats - 4oz Powder - L-Lysine, Taurine, and Spirulina for Immune Support and Eye Health - Fish Oil & Vitamins for Skin and Heart Health. (for Cats)

7.3

score

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10 Best B12 Supplement For Cats 2025 in the United States

Nutrition Strength Coenzyme Q10 for Dogs Grain-Free Supplement, Ubiquinol - The Electron-Rich Form of CoQ10, Promotes Heart Health, Cognitive and Energy Support for Dogs, 120 Chewable Tablets

Pet Honesty Cat Probiotics Gut + Immune Health Chews - Cat Digestive Health, Cat Vitamins Supports Gut Health, Immunity Health, Healthy Digestion + Cat Constipation Relief - Chicken (30-Day Supply)

Nutrition Strength Coenzyme Q10 for Dogs Grain-Free Supplement, Ubiquinol - The Electron-Rich Form of CoQ10, Promotes Heart Health, Cognitive and Energy Support for Dogs, 120 Chewable Tablets

Pet Honesty Cat Multivitamin Chews - Cat Treats for Health + Immune, Cat Joint Support, Skin & Coat, and Digestion | Omega 3s, Lysine for Cats, Cat Probiotic, Cat Vitamins - Chicken (30-Day Supply)

Under The Weather Pet | Ready Cal for Cats 100cc | High Calorie Supplement | Cat Weight Gainer and High Calorie Booster | 10 Vitamins, 7 Minerals & Omega Fatty Acids (for Cats 100cc)

Same Silybin for Cats - S-Adenosyl-L-Methionine - 120g Powder - Liver Supplements for Cats - Promotes Cognitive and Liver Support (Powder for Cats)

Virbac Rebound Recuperation Formula for Cats, Clear

Cat & Dog Multivitamin Liquid with Glucosamine & Cranberry | 15 in 1 Health Supplements for Urinary Tract Kidney, Bladder, Hip & Joint, Skin & Coat | Natural UTI Medicine Made in USA (60 ml)

Multivitamin for Dogs & Cats | Multivitamin for Dogs | Cat Multivitamin | Dog Vitamin | Cat Vitamin | Pet Vitamin | Vitamins for Cats | Liquid Dog Vitamins | Liquid Cat Vitamins | 2 Oz

Pet-Tinic Pediatric Drops for Dogs, Cats, Puppies and Kittens, 1 oz. (30 ml) by Unknown

TOBYDIC Cat & Dog Multivitamin -15 in 1 Pet Supplements with Cranberry & Glucosamine - Natural Medicine & Support for UTI, Urinary Tract, Bladder, Kidney, Skin Coat, Joints Treatment Made in USA

Dog Vitamins and Supplements ✿ Cat Multivitamin ✿ Cat and Dog Supplements & Vitamins ✿ Multivitamins for Dogs ✿ Hip & Joint Pet Vitamins ✿ Vitamin C for Dogs ✿ Vitamin B12 for Cats ✿ Made in USA ✿ 2Oz

Wonder Laboratories Pet Factor B-12 | Vitamin B-12 in Methylcobalamin Form | Popular in Treatment of EPI in Dogs 180 Capsules

Liquid Vitamin B-12 for Dogs and Cats - Vet Formulated - Effective for All Animals Methylcobalamin (Methyl B12) - Energy, Appetite and Mood - Made in USA

VetriScience Nu Cat Senior Multivitamin with Lysine for Cats - 30 Chews - Cat Supplements & Vitamins Designed to Support Heart, Eye and Brain Function, Immunity and Liver Health in Senior Cats​

Pfizer Animal Pet-Tinic Vitamin-Mineral Supplement for Dogs and Cats, 4-Ounce by Pfizer Animal

Multivitamin for Cats - 4oz Powder - L-Lysine, Taurine, and Spirulina for Immune Support and Eye Health - Fish Oil & Vitamins for Skin and Heart Health. (for Cats)

VetriScience Nu Cat Senior Multivitamin with Lysine for Cats - 30 Chews - Cat Supplements & Vitamins Designed to Support Heart, Eye and Brain Function, Immunity and Liver Health in Senior Cats