10 Best high calorie supplement for cats - March 2026

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Last Updated: 03-22-2026

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Bovine Colostrum Nutritional Gel for Dog & Cat - High Calorie Supplement for Dogs and Cats, Support Appetite for Cat, Immune Support, Dog Weight Gainer, Senior Dogs Cats Supplement

YoYoBay

9.8

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Tomlyn High Calorie Nutritional Gel for Cats, (Nutri-Cal) 4.25 oz

TOMLYN

9.6

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Best value

Vetoquinol Nutri-Cal 4.25 Oz - High Calorie Supplement for Cats and Dogs

Vetoquinol

9.5

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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)

Under the Weather

9.2

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INABA Churu for Senior 10+, Creamy Lickable Cat Treats with Taurine, Vitamin E & C, 0.5 Ounces Each, 20 Tubes, Tuna Variety

INABA

9.1

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Under the Weather Ready Cal Powder for Cats | High-Calorie Weight Gainer & Appetite Stimulant | Cat Energy Booster Veterinarian-Approved Pet Supplement with Vitamins & Minerals | Chicken Flavor

Under the Weather

8.8

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Under the Weather Pet Electrolytes Ready Cal Plus Gel for Cats | Vet-Formulated High-Calorie Supplement for Cats & Kittens | Promotes Weight Gain & Boosts Energy for Sick Felines | 3.5 Oz Tube Pack

Under the Weather

8.6

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Miracle Vet High-Calorie Weight Gainer for Dogs & Cats - Multivitamin Nutritional Supplement Gel, Omega Fish Oil, Calcium - Puppy, Senior, Prenatal Cat & Dog Vitamins, Supplements for Weight Gain

Miracle Vet

8.4

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Tiki Cat Silver Comfort Chicken & Chicken Liver Recipe 5.6 oz. (20/.28oz) (20 Sachets)

TIKI PETS

8.2

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2-Pack Nutri-Cal for Cats High Calorie Dietary Supplement, 4.25-Ounce Tube

TOMLYN

8.1

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