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Immune Support

Immune Support Supplements for Dogs, Cats and Horses.

  • VetriScience Pro L-Lysine Pro Feline Chews (120 Chews)

    VetriScience Pro L-Lysine Pro Feline Chews (120 Chews)

    120 bite-sized chewsprofessional formula L-Lysine Pro supports your cat's immune system function, eye and respiratory health.  These bite-sized chews have two active ingredients - L-Lysine and DMG.  L-Lysine is an essential amino acid required...

    $20.48
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  • Enisyl-F L-Lysine Oral Paste for Cats (100 ml)

    Enisyl-F L-Lysine Oral Paste for Cats (100 ml)

    100 ml pump Enisyl-F L-Lysine Oral Paste for Cats is a nutritional supplement containing L-Lysine for managing feline herpes virus (FHV.) L-Lysine supplements lessen the signs of infection and reduce viral shedding. There is no cure but...

    $32.22
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  • Vetri Lysine Plus Bite-Sized Chews for Cats (120 chews)

    Vetri Lysine Plus Bite-Sized Chews for Cats (120 chews)

    Vetri-Lysine Plus Bite-Sized Chews are recommended to support immune system function, collagen formation, tissue repair, antioxidant activity and antibody and lymphocyte production in cats and kittens. The amino acid L-lysine supports hormone, antibody...

    $14.00
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  • Duralactin Feline L-lysine Paste

    Duralactin Feline L-lysine Paste (32.5 ml)

    32.5 ml syringe Duralactin Feline L-lysine is for use in cats and kittens as a supplement for conditions responsive to L-lysine and MicroLactin. It helps support normal activity and wellness. The active ingredient, MicroLactin dried milk protein...

    $9.75
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  • Duralactin Feline + Fatty Acid Soft Chews for Cats

    Duralactin Feline + Fatty Acid Soft Chews for Cats

    60 count jar Duralactin Joint Plus Soft Chews are recommended to help manage inflammation in cats and kittens. Contains MicroLactin®, an exclusive dried milk protein concentrate, that contains factors that appear to block and inhibit...

    $16.49
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  • Enisyl-F Lysine Treats for Cats

    Enisyl-F Lysine Treats for Cats (180 gm.)

    180 gram bag Enisyl-F Lysine Treats for Cats is a nutritional supplement containing L-Lysine for managing feline herpes virus (FHV.) L-Lysine supplements lessen the signs of infection and reduce viral shedding. There is no cure but you can get beyond...

    $23.27
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  • Viralys L-lysine Gel for Cats & Kittens (5 oz.)

    Viralys L-lysine Gel for Cats & Kittens (5 oz.)

    Viralys Gel is a nutritional supplement containing a naturally occurring amino acid, L-lysine specifically developed for cats and kittens. It improves immune function and supports ocular health. L-lysine supplement for...

    $18.41
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  • Viralys L-lysine Powder for Cats & Kittens (600 gm.)

    Viralys L-lysine Powder for Cats & Kittens (600 gm.)

    Viralys is an L-Lysine supplement for cats and kittens in a powder formula. Viralys may help reduce the occurrence of feline herpes virus flare ups and how severe they are. It may also support their immune system and eye health. Viraly L-lysine is...

    $98.81
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