10 Best Cat Multivitamins 2026 in the United States

Pet Honesty’s Cat Multivitamin Chews offer a tasty and convenient way to support your cat’s overall health. These chicken-flavored chews combine a crunchy shell with a creamy center, making them enjoyable for many cats (rated 4 out of 5 in a feeding study). They contain valuable ingredients such as lysine, which helps immune and respiratory health; beta glucan, a prebiotic for digestion; and omega-3 fatty acids from fish oil and flaxseed to support skin, coat, and joint health. The product is free from common allergens like corn, wheat, and soy, and avoids artificial preservatives, colors, or flavors, which is great for cats with sensitivities.

The dosage is straightforward, recommending one chew per pound of body weight, which can be split into two portions daily. Manufactured in the USA under strict safety standards and backed by a reputable brand with a strong customer rating (4.6 out of 5 stars), it reflects good quality and trustworthiness. While many cats enjoy the taste and texture, individual preferences vary, so some cats might be less interested. Also, the pellet form may require breaking or softening for cats that prefer softer treats.

These multivitamin chews are an excellent choice for cat owners looking for a natural, multi-benefit supplement to support immune function, digestion, skin, and joint health in a format cats are likely to accept.

The Purina Pro Plan Veterinary Cat Supplements Multi Care offers a powder form multivitamin designed to support digestive and immune health in cats. It includes a blend of probiotics (Bacillus coagulans) and prebiotic fiber (Inulin), which work together to promote a healthy gut microbiome, especially beneficial during times of stress. The addition of vitamin E adds antioxidant support, which helps strengthen the immune system. The liver flavor makes it more likely that cats will find it tasty, which is important when adding supplements to their diet.

The sachet packaging is easy to use and helps with correct dosing. Purina's strong reputation and the fact that this product is made in the USA add trustworthiness and assurance of quality. Customer reviews averaging 4.6 out of 5 stars suggest that many cat owners have been satisfied with the effects and palatability. On the downside, this supplement focuses mainly on digestive and immune health, so if you’re looking for a broader multivitamin covering additional needs like skin, coat, or joint support, this may not cover everything. Also, since it’s a powder, some cats may resist if they don’t like flavored powders mixed into their food.

This product is well suited for cat owners wanting targeted probiotic and immune support in a trusted brand, especially if their cat tolerates flavored powders well.

Pet Honesty Cat Multivitamin Crunchy & Creamy Chews offer a balanced blend of essential vitamins, minerals, and nutrients designed to support your cat’s overall health. The chews are formulated with natural and premium ingredients such as Lysine, Beta Glucan, and Omega-3s, which support immune function, joint health, skin, and coat.

The unique texture—crunchy on the outside and creamy on the inside—along with a chicken flavor makes these chews palatable for most cats, as indicated by positive customer reviews and a feeding study where 4 out of 5 cats enjoyed the taste. This product is free from corn, wheat, soy, and artificial preservatives, colors, or flavors, which is a plus for cats with dietary sensitivities.

The chews are manufactured in the USA in a GMP-compliant facility, ensuring high safety and quality standards, and Pet Honesty is a reputable NASC member company. A potential drawback is that the dosage recommendation is 1 chew per pound of body weight, which may require splitting the dosage throughout the day, making it slightly less convenient. Additionally, while the product is highly rated by customers, some cats may still refuse the chews due to individual taste preferences. This product is best suited for cat owners looking for a natural, high-quality multivitamin that addresses multiple health aspects in an easy-to-administer form.