













🐾 Boost Immunity, Banish Allergies, and Keep Your Cat Purring with Every Chew!
VetriScience Lysine Immunity Health Chews deliver 250 mg of L-Lysine combined with DMG in a delicious chicken liver-flavored chew designed to support cats’ immune function, respiratory health, and collagen production. Ideal for managing allergy symptoms like sneezing and watery eyes, this vet-formulated supplement is suitable for cats of all ages and breeds. Certified by NASC and free from artificial additives, it’s a trusted daily wellness boost that cats love and owners rely on.










| ASIN | B008P8DPW4 |
| Active Ingredients | amino acid,citric acid,glycerin,pectin,propionic,rosemary,sodium alginate,sorbic acid,soy |
| Allergen Information | Abalone Free |
| Best Sellers Rank | #2,971 in Pet Supplies ( See Top 100 in Pet Supplies ) #8 in Cat Multivitamins |
| Brand | VETRISCIENCE |
| Brand Name | VETRISCIENCE |
| Customer Reviews | 4.0 out of 5 stars 12,428 Reviews |
| Flavor | Flavorless |
| Global Trade Identification Number | 00026664175403 |
| Included Components | 3 PACK VetriScience Vetri-Lysine Plus - Soft Chews (360 chews) |
| Item Form | Chewable |
| Item Type Name | Immune and Respiratory Supplement |
| Item Weight | 1.2 Pounds |
| Manufacturer | FoodScience, LLC |
| Product Benefits | Immune Support |
| Target Species | Cat |
| UPC | 026664175403 |
| Unit Count | 360 Count |
| Warranty Description | Give daily or as needed during periods of stress and anxiety. Safe to double or triple the dose in times of high stress. |
M**A
Supports Immunity & Reduces Sneezing – Cats Love It 🐱
I’ve been giving my cat this Lysine powder for a few weeks, and it’s been great! She actually enjoys the chicken and cheese flavor, which makes it really easy to give her the supplement daily. I’ve noticed her sneezing less and her eyes and nose seem clearer, which is such a relief. The powder mixes well with her food, and the capsules are convenient for travel or when needed. It feels high-quality and safe, and the 60-count supply lasts a good while, making it worth the price. Overall, it’s a simple, effective way to support my cat’s immunity and help with allergy symptoms, and I’d definitely recommend it to other cat owners.
A**E
Great support for my cat’s daily wellness
I’m really happy with the VetriScience Lysine Powder for Cats. It’s easy to mix into my cat’s food, and she doesn’t seem to mind the chicken & cheese flavor at all—which is a big win. I like how simple it is to add into our daily routine, especially for supporting overall wellness. The powder blends well and doesn’t leave a mess, and the container is easy to use. After using it, I feel more confident that I’m supporting my cat’s everyday health in a simple, stress-free way. Overall, I’m very satisfied with this product and would definitely recommend it to other cat owners looking for an easy supplement to add to their routine.
J**M
Lysine Price Comparison
Executive summary: This product is twice as expensive as the 6.35 oz Enisyl-F Lysine product for equal doses. I compared the 6.35 oz Enisyl-F Lysine with this product, Vetri-Lysine Plus, 120 chews, 5.29 oz. At the time I bought both, the Enisyl-F Lysine product cost $12.00 and the 120 chews cost $16.81 (free shipping on both). The only way to effectively compare prices is cost per dose. This required counting the number of chews in the Enisyl-F Lysine product: there were ~430 chews in the 6.35 oz package. Since the dosage is 5 chews for 250mg of Lysine, it works out to 86 doses, or 14 cents per dose. With this product containing 120 chews, the dosage is 2 chews for 250mg of Lysine, so 60 doses. That works out to 28 cents per dose - twice as expensive! Having said that, I still like having both products around, but I mainly use the Enisyl-F Lysine since it is half the price. If my cat is having a bad day with his eye weeping, it's easy to also give him a couple of the "120 chews" to boost his dosage. My vet said that 250mg is actually too low for weepy eye problems related to herpes, and recommended at least 500mg per day. He said there was a study that 1000mg per day works even better for eye problems related to herpes, but I feel like that's a bit excessive. So I put a handful of these chews - 5 to 10 - in Yuri's food and maybe boost it with a couple of the other chews as necessary. I only rated this product with 4 stars because I'm not sure how much Lysine is actually helping with weepy eye. It's one of those problems where there are good days and bad days, so it's hard to tell how much it helps. But it seems to be a little better with Lysine, so I keep my cat on it. Update 9/27/2013: My cat Yuri was never diagnosed with herpes via an eye swab test, because they have to put them under and stick a swab under their eye. Instead, the vet tried several different eye ointments with antibiotics and none really worked great, so the conclusion was that he had herpes. He did better on the ointments or gentomycin eyedrops than without them. When the last bottle of eyedrops ran out, my vet said I could also try human eye drops. Even without Lysine, Yuri does just as well or better on human Allergy Relief eye drops, one in the morning and one at night, as he did on antibiotics. A different vet did mention that it could be a blocked or deformed tear duct that made his eyes water, so who knows? But the human eye drops are working great to control his tearing. I also switched from Iams cat food to "Before Grain". I always had to coax Yuri to eat the Iams, but now that he is on BG, he eats great and is much healthier overall. The price for BG on Amazon is about the same as Iams in the grocery store: $2/lb or so. Highly recommended.
M**A
These worked for my cat!!
He started sneezing periodically for 2 days, and I noticed one if his eyes was watery and a little red, he was tearing from that eye (clear tears). On the third day he started squinting and rubbing it. I read the reviews for these chews and figured I'd give it a try before taking him to the vet (which I am SO thankful I did). After ONE day he started sneezing less, on the second day he probably only sneezed once or twice and his eye was starting to look better. By the third day he was back to his playful ways, terrorising his sister (they love each other, really). I followed the directions on how many to give them a day, and will purchase again if the symptoms flare-up.
O**R
Nice product for picky cats!
My cat actually eats this with no problem, which says a lot because cats are picky. Easy to mix into food, simple to use, and a solid option if you want a lysine supplement without a hassle.
S**I
10/10
I used this lysine powder for my cat when we were dealing with some eye watering and sneezing, and it helped keep things more under control. It was easy to mix into food and didn’t seem like a struggle to get them to eat it, which was a huge plus. I liked having something simple I could add daily that actually felt supportive for their overall health!
S**O
She won’t eat them but they still work
“Will satisfy even the pickiest eaters” turned out not to be true lol. My cat won’t even sniff them. I’m giving it 3 stars because they do work, but it takes a lot of time to get her to take them. Since my cat won’t eat them whole, I’ve tried to pulverize them into a powder and mix it in with some of those puréed cat treats. It takes a while to form a powder since the treats are soft and pliable instead of hard and crumbly. And the pliability makes it difficult to blend up in the blender too. Once I finally manage to get it incorporated enough into the purée though she WILL eat it, but any solid chunks still left over she won’t touch. And since she’s been eating it, I’ve noticed the lysine kicking in and clearing up her watery eyes and sneezing. To make it easier on us next time, I’ll buy the powdered lysine and mix that into purées instead.
S**E
My cats love these
I have had my cats on these for years now, I’ve lost count of the amount of packages that I’ve purchased. This is the only brand that I will buy because it’s the only brand that my cats will eat. I have to cut them in thirds for my cats or they are too tough to chew and they won’t touch them. I cut the tail off and then the main part in half, perfect size for them. Once I do that they get excited for their treats. I got one of my cats when she was 10 weeks old and noticed that she was sick right away. The vet explained that she had a cold caused by the feline herpes virus. She’s twelve now and if she doesn’t get the chews then she’ll have a cold within days. A couple of years later, I adopted a two and a half year old male cat that also has feline herpes. Without these chews his eyes get junky and he gets the cold symptoms just as quickly. They both know when it’s treat time and will sit in front of the counter and meow until I look at the clock. I recommend these to anyone that has a cat with feline herpes. If your cats won’t eat them, try cutting them in half, it might help; did with mine.
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