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10 Best l lysine chews for cats of 2026
Save up to 17% off
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OptixCareOptixcare 72-2 L-Lysine Chews for Cats & Kittens, 60 Count (Pack of 1)
9.8Exceptional
Our Rating
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WEALLINL-Lysine Chews for Cats 500 Chews, Immune & Respiratory Support Crunchy Shell with Krill Core, with Colostrum & Omega-3s for Sneezing and Runny Nose, Chicken Flavor, for All Ages & Breeds Cats
9.7Exceptional
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WEALLINL-Lysine Chews for Cats 500 Chews, Immune & Respiratory Support Crunchy Shell with Krill Core, with Colostrum & Omega-3s for Sneezing and Runny Nose, Chicken Flavor, for All Ages & Breeds Cats
10% Off9.6Exceptional
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OptixCareOptixcare 72-2 L-Lysine Chews for Cats & Kittens, 60 Count (Pack of 1)
9.5Excellent
Our Rating
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Pet NaturalsPet Naturals Lysine for Cats, Chicken Flavor, 60 Chews - Immune and Respiratory Support for Cats - No Wheat or Corn - Vet Recommended
Key specs-
Immune Support:Supports immune system
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Respiratory Health:Supports upper respiratory health
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Lysine:250mg per treat
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Convenient Format:Soft chew
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Natural Ingredients:No wheat, corn, artificial
9.4Excellent
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Pet NaturalsPet Naturals Lysine for Cats, Chicken Flavor, 60 Chews - Immune and Respiratory Support for Cats - No Wheat or Corn - Vet Recommended
17% OffKey specs-
Immune Support:Supports immune system
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Respiratory Health:Supports upper respiratory health
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Lysine:250mg per treat
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Convenient Format:Soft chew
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Natural Ingredients:No wheat, corn, artificial
9.3Excellent
Our Rating
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VETRISCIENCEVetriScience Lysine Immunity Health Chews, 250 mg Lysine Plus Immune Supplement for Cats and Kittens with Allergies, Sneezing, Runny Nose and Watery Eyes, Chicken, 90 Count
Key specs-
Immune Support:Recommended for cats
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Respiratory Health:Supports respiratory health
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Lysine:Essential amino acid
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Convenient Format:Bite sized chew
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Natural Ingredients:Chicken Liver chew
9.2Excellent
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VETRISCIENCEVetriScience Lysine Immunity Health Chews, 250 mg Lysine Plus Immune Supplement for Cats and Kittens with Allergies, Sneezing, Runny Nose and Watery Eyes, Chicken, 90 Count
15% OffKey specs-
Immune Support:Recommended for cats
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Respiratory Health:Supports respiratory health
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Lysine:Essential amino acid
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Convenient Format:Bite sized chew
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Natural Ingredients:Chicken Liver chew
9.1Excellent
Our Rating
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VETRISCIENCEVetriScience Lysine Immunity Health Chews, 250 mg Lysine Plus Immune Supplement for Cats and Kittens with Allergies, Sneezing, Runny Nose and Watery Eyes, Chicken, 120 Count
9.0Excellent
Our Rating
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VETRISCIENCEVetriScience Lysine Immunity Health Chews, 250 mg Lysine Plus Immune Supplement for Cats and Kittens with Allergies, Sneezing, Runny Nose and Watery Eyes, Chicken, 120 Count
10% Off8.9Very Good
Our Rating
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