Lysine for Cats

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Pet Honesty Dual Texture Chicken Flavored Multivitamin Omega-3 & Lysine Chews for Cats, 3.7-oz ...

Rated 4.7 out of 5 stars
1,374
$14.99 Chewy Price
($4.06/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Vetoquinol Viralys Gel Immune Supplement for Cats, 5-fl oz

Rated 4.5 out of 5 stars
1,740
$23.39 Chewy Price
($4.68/fl oz) Price per Unit
$25.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Felisyl L-Lysine Immune & Respiratory Support Salmon Flavored Gel for Cats & Kittens, 5-oz tube...

Rated 4.4 out of 5 stars
519
$17.09 Chewy Price
($3.42/oz) Price per Unit
$19.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pet Honesty Dual Texture Chicken Flavored Immune Support Lysine Chews for Cats, 3.7-oz pouch

Rated 4.3 out of 5 stars
725
$15.99 Chewy Price
($4.33/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Vetoquinol Viralys Powder Immune Supplement for Cats, 3.5-oz

Rated 4.7 out of 5 stars
1,996
$31.99 Chewy Price
($9.14/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Special Breed L-Lysine Immune Support Chicken Flavored Liquid Cat Supplement, 2-fl oz bottle

Rated 4.1 out of 5 stars
61
$14.95 Chewy Price
($7.48/fl oz) Price per Unit
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 12 and Apr 15

Special Breed Grass-Fed Beef Bone Broth Daily Multivitamin Powder Supplement for Cats, 3.17-oz ...

Rated 3.8 out of 5 stars
29
$14.95 Chewy Price
($4.72/oz) Price per Unit
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 12 and Apr 15

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Vetoquinol Enisyl-F Paste Immune Supplement for Cats, 100 mL

Rated 4.4 out of 5 stars
368
$46.46 Chewy Price
($0.47/mL) Price per Unit
$46.49 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

NOW Pets L-Lysine Immune System Support Cat Supplement, 8-oz jar

Rated 4.5 out of 5 stars
543
$12.33 Chewy Price
($1.55/oz) Price per Unit
$16.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Pet Honesty Dual Texture Chicken Flavored Immune Support Lysine Chews Supplement for Cats, 10.5...

$36.99 Chewy Price
($3.53/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

Coco and Luna L-Lysine Immune Support Salmon Flavor Powder Cat Supplement, 4-oz jar

Rated 4.3 out of 5 stars
357
$22.99 Chewy Price
($5.75/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Pet Naturals L-Lysine Immune & Respiratory Health Chicken-Flavored Chews Supplement for Cats, 6...

Rated 3.6 out of 5 stars
783
$12.35 Chewy Price
($0.21/ea) Price per Unit
$13.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Vetoquinol Enisyl-F Lysine Bites Chicken & Liver Flavored Immune Supplement for Cats, 6.35-oz b...

Rated 3.8 out of 5 stars
707
$32.97 Chewy Price
($5.20/oz) Price per Unit
$32.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Special Breed L-Lysine Powder Immune System Supplement for Kittens & Cats, 4.23-oz jar, 120 sco...

Rated 4.3 out of 5 stars
38
$14.95 Chewy Price
($3.54/oz) Price per Unit
Autoship Price

Free delivery on first-time orders over $35
Free 365-day returns
Arrives between Apr 12 and Apr 15

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Tomlyn Immune Support Powder Immune Supplement for Cats, 3.5-oz tub

Rated 4.6 out of 5 stars
1,010
$20.62 Chewy Price
($5.90/oz) Price per Unit
$20.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Felisyl L-Lysine Granules Immune System Support, Salmon Flavor for Cats, 3.5-oz jar

Rated 4.3 out of 5 stars
184
$16.44 Chewy Price
($4.70/oz) Price per Unit
$16.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

VetriScience Nu Cat Senior 27+ Active Health Fish Flavored Chews Soft Chews Multivitamin for Ca...

Rated 3.7 out of 5 stars
436
$8.99 Chewy Price
($0.30/ea) Price per Unit
$9.20 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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WellJoy Immune + GutBoost Chicken Flavored Soft Chew with Lysine Supplements for Cats, 3.2-oz j...

Rated 3.6 out of 5 stars
26
$23.95 Chewy Price
($0.27/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

VetriScience Lysine Complete Creamy Chicken Flavor Triple-Action Immune Support Supplement for ...

Rated 4.1 out of 5 stars
109
$31.90 Chewy Price
($11.60/oz) Price per Unit
$37.45 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Rx Vitamins Immuno Chicken Flavored Liquid Immune Supplement for Cats & Dogs, 4-fl oz bottle

Rated 4.2 out of 5 stars
41
$39.43 Chewy Price
($9.86/fl oz) Price per Unit
$49.29 List Price
Autoship Price

Free 1-3 day delivery on first-time orders
Free 365-day returns

VetriScience Lysine Plus Lysine Immunity Health Chicken Flavored Chews Immune Supplement for Ca...

Rated 3.9 out of 5 stars
1,937
$20.90 Chewy Price
($0.18/ea) Price per Unit
$25.00 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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VetriScience Nu Cat Chewable Tablets Multivitamin for Cats, 90 count

Rated 3.8 out of 5 stars
365
$10.00 Chewy Price
($0.12/ea) Price per Unit
$12.50 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Licks Pill-Free IMMUNITY Cat Supplement, 10 count

Rated 3.6 out of 5 stars
24
$12.99 Chewy Price
($1.30/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Felisyl Chicken Flavored Soft Chew L-Lysine Respiratory & Immune Supplement for Cats, 60 count

Rated 2.9 out of 5 stars
57
$17.50 Chewy Price
($0.30/ea) Price per Unit
$17.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Licks Pill-Free SENIOR Mobility + Long-Term Health Support Senior Cat Supplement, 10 count

Rated 3.5 out of 5 stars
99
$12.98 Chewy Price
($1.30/ea) Price per Unit
$12.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Felisyl PLUS L-Lysine Feline Immunity Liquid Concentrate Chicken Flavor Supplement for Cats, 2-...

Rated 3.8 out of 5 stars
4
$19.99 Chewy Price
($10.00/fl oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Makondo Pets Skin & Coat Dog & Cat Supplement, 60 count

Rated 3.8 out of 5 stars
18
$21.95 Chewy Price
($0.37/ea) Price per Unit
$25.49 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

NaturVet L-Lysine Salmon & Bacon Flavored Immunity Supplement for Cats, 60 count

Rated 2.6 out of 5 stars
157
$13.97 Chewy Price
($0.24/ea) Price per Unit
$16.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Nutri-Vet Uri-Ease Salmon Flavored Gel Urinary Supplement for Cats, 3-oz tube

Rated 3.7 out of 5 stars
260
$10.49 Chewy Price
($3.50/oz) Price per Unit
$11.97 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Strawfield Pets L-Lysine Immune Support Cat Supplement, 7-oz jar

Rated 4.3 out of 5 stars
290
$33.05 Chewy Price
($4.73/oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Rx Vitamins Amino B-Plex Liquid Nutritional Supplement for Cats & Dogs, 4-fl oz bottle

Rated 4.4 out of 5 stars
234
$19.99 Chewy Price
($5.00/fl oz) Price per Unit
$24.19 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

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Tomlyn Immune Support Hickory Flavored Soft Chews Immune Supplement for Cats, 30 count bag

Rated 4.1 out of 5 stars
264
$16.99 Chewy Price
($0.57/ea) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Duralactin Feline L-lysine Cat Supplement, 32.5-mL syringe

Rated 4.2 out of 5 stars
627
$11.75 Chewy Price
($0.37/mL) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

VetriScience Vetri Lysine Plus Chicken Flavored Soft Chews Immune Supplement for Cats, 180 coun...

Rated 4.1 out of 5 stars
89
$33.50 Chewy Price
($0.19/ea) Price per Unit
$34.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Rx Vitamins Amino B + K Liquid Kidney Supplement for Cats, 4-fl oz bottle

Rated 4.3 out of 5 stars
58
$28.39 Chewy Price
($7.10/fl oz) Price per Unit
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

PetAg UT Solution Gel Supplement for Cats 6 Months & Older, 3.5-oz tube

Rated 4.3 out of 5 stars
30
$15.00 Chewy Price
($4.29/oz) Price per Unit
$19.99 List Price
Autoship Price

Free 1-3 day delivery on first-time orders over $35
Free 365-day returns

Nutramax: Supporting the health of cats everywhere for 30 years

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Cat Hip & Joint Supplements

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Cat Skin & Coat Supplements

Allergy Supplements & Immune Support for Cats

Urinary & Kidney Supplements for Cats

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