Best Cat Multivitamins Under $100 (2026)
We selected options under $100 based on ingredient quality, delivery format, user ratings, and an internal value score balancing efficacy and cost
Top Picks
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1
Nutri-Cal for Cats High Calorie Gel (2-Pack) 4.25-Oz
Tomlyn Nutri-Cal provides extra calories and vitamins for cats needing nutritional support. Helps support appetite and easy-to-digest calories; some cats love the taste while others may refuse it
- high-calorie nutritional gel
- vitamin enrichment
- pacified for picky eaters
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2
Cat Multivitamin Chews for Health, Immune & Skin - Chicken Flavor (90-Day)
Chicken-flavored cat multivitamin chews with immune, joint, skin, and digestion support. Contains lysine, beta-glucan, and omega-3s for overall health; cats love the texture and taste
- premium ingredients for immune and gut health
- texture and taste cats love
- no corn, wheat, or soy
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3
Nutri-Cal for Cats High Calorie Dietary Supplement
Nutri-Cal is a high-calorie nutritional gel for cats, providing extra calories and vitamins for picky eaters and those needing nutritional support. Customers note it helps with appetite and health, though some cats refuse it
- calorie-dense gel formula
- includes essential vitamins
- supports appetite and energy
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4
Feline Whole Body Support - Multisystem Cat Supplement
Daily feline multivitamin supporting multisystem health with whole-food ingredients and organ extracts. Easily dosed whole or crushed, mixed with food, for maintenance. Customers report improved health, appetite, and hair shine
- nutrient-rich whole-food ingredients
- multisystem health support
- tolerated by cats and eatable as treats
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5
Dr. Bills Feline Ultimate Fitness & Health Cat Multivitamin Powder
Veterinarian-developed supplement delivering 62+ nutrients to support muscle, brain, immune, and cellular protection. Customers note increased energy and good taste; some mention constipation improvement
- 43 premium ingredients
- omega-3s and taurine included
- natural cellular shield with glutathione
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6
Pet Wellbeing Blood Sugar Gold for Cats
Natural supplement for healthy blood sugar and insulin stability in diabetic cats. Supports eye and liver health, cholesterol, and triglycerides. Customer note: improved blood sugar levels, though value feel varies
- blood sugar stabilization support
- diabetic cat insulin balance aid
- pancreatic and organ health support
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7
Solid Gold Multivitamin Powder for Dogs & Cats
Kelp-based multivitamin powder supporting digestion, immune health, and skin & coat. Customers report improved coat condition and overall wellness, with some noting gut health benefits
- kelp-based formula
- digestive health support
- positive coat improvement reports
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8
Rx Vitamins Liver Health Supplement for Dogs & Cats
Liquid liver support for dogs & cats with milk thistle and B vitamins. Helps digestion and energy; customers note effectiveness but mixed taste/smell and thickness
- milk thistle for liver support
- vitamin B complex for energy
- liquid format for easy dosing
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9
Rx Vitamins Onco Support - Immune & gut health for pets
Dog & cat immune support supplement with spirulina, milk thistle, and kelp powder to aid gut health and vitality. Customers note positive energy improvements and quality, with some taste concerns
- spirulina and milk thistle for immune support
- kelp-based nutrient blend
- pet gut health and vitality support