VetriScience Extra Strength Lysine Immunity Health Chicken Flavored Chews Supplement for Cats, 120 Count

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About This Item

Details

  • Formulated with high-quality L-lysine to support immune and respiratory health, antioxidant levels, and more.
  • Helps to protect immune health daily or during periods of discomfort including sneezing, runny nose, and watery eyes.
  • Suitable for cats and kittens of all ages, sizes, and breeds.
  • Delicious soft chews are flavored with natural chicken flavor.
  • Supports antibody production, healthy healing, and calcium absorption for strong bones

Ingredient Information

Instructions

Breathe Easy, Adventure Hard

VetriScience Lysine Immunity Health supplements give your cat the best daily support for respiratory, eye, and immune health. Science-backed lysine formulas for cats are made with premium ingredients and trusted by veterinarians everywhere to support strong, healthy immune systems at any age!

Advanced Formulas with Premium Ingredients

L-Lysine

An essential amino acid that promotes antibody production and helps curb respiratory discomfort.

 

Prodiet Lactoferrin

Supports and stimulates immune cells and helps to disrupt bacterial growth.

 

DMG

Helps to boost immune system response and helps the body to cope with stress.

Life's An Adventure. Lysine Helps Them Live It.

Multiple science-backed lysine formulas provide a perfect immune boost for every breed, size, and age.

  • Promote immune health
  • Strengthen immune response
  • Help them breathe easy
  • Support clean, clear eyes
  • Help manage seasonal allergies
  • Help kittens & seniors bounce back faster

No Fake Stuff. No Fillers. No Joke.

VetriScience immune support formulas use highly researched, trusted ingredients not found in other lysine supplements for cats—without fillers, hidden ingredients, or harmful preservatives. Each formula is carefully designed by veterinarians and nutrition experts, so you're only giving your cat what they need, with nothing they don't. Guaranteed.

About VetriScience

For over 40 years, VetriScience has helped pets live a life without boundaries. Premium pet supplements are formulated by veterinarians, recommended by pet professionals, and trusted by champions. VetriScience is committed to using only pure and highly researched ingredients to produce quality products that are safe, effective, and delicious!

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Questions & Answers

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4.4
Rated 4.4 out of 5 stars
16 Ratings

7 Customer Reviews



Rated 5 out of 5 stars
By Jessica on Dec 2, 2025

Trix LOVES these

We recently found out that our cat Trix needs immune support. I immediately chose the treat option and I’m glad I did. He absolutely LOVES these treats. Makes

We recently found out that our cat Trix needs immune support. I immediately chose the treat option and I’m glad I did. He absolutely LOVES these treats. Makes it so easy to get him the support he needs. He begs for them.


Rated 5 out of 5 stars
By Nancy on Nov 21, 2025

The. I meant you get in a bag which is good

It saves me money buying it on here I get more for my price. Thank you.

It saves me money buying it on here I get more for my price. Thank you.


Rated 5 out of 5 stars
By Mary on Jan 17, 2026

cats allergies.

It helps my cat allergies allot.

It helps my cat allergies allot.


Rated 2 out of 5 stars
By Christina on Sep 25, 2025

My cat didn’t like the taste

Good idea and seemingly good quality but my cat just didn’t like the taste

Good idea and seemingly good quality but my cat just didn’t like the taste


Rated 5 out of 5 stars
By Carole on Dec 21, 2025

The extra strength 500mg & fast delivery.

supports the cats immunity

supports the cats immunity


Rated 5 out of 5 stars
By Lora on Sep 5, 2025

My cat love these

Tater wouldn't eat other brands .but she liked these.

Tater wouldn't eat other brands .but she liked these.


Rated 1 out of 5 stars
By Jeanne on Jul 25, 2025

Cats won't touch it

Cats won't eat them

Cats won't eat them