Cat Supplements

Immune+

Immune+

Year-round wellness means joy!

We know that when your cat’s immune system is fully supported, there’s a world of top-to-tail wellbeing ahead. This choice from our lineup of dual-benefit Supplements keeps your cat protected for year-round wellness.

How to bring WellJoy into your pet's day

Cat weight:
Up to 5lbs - 1 soft chew
6-10lbs - 2 soft chews
11-15lbs - 3 soft chews
Over 15lbs - 4 soft chews

(Based on 1g chew size)
Begin with half the suggested amount and gradually increase to the suggested daily amount. Amounts can be split between AM and PM.

Key ingredients

Our Dual-Benefit Immune+ formulation promotes your cat’s immune health. Our signature GutBoost™ powers up a vet-formulated blend of Vitamin E, Lysine, Quercetin Dihydrate, Astaxanthin and Colostrum — for the joy of year-round wellness.

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  • A Dual-Benefit formula

    Since good gut health is essential to top-to-tail pet wellbeing, GutBoost™ powers every WellJoy product.

  • Smartly suited to cats

    You know your pet inside-out. So, address exactly what your pet’s wellbeing calls for from our range of products for cat-specific needs.

  • A wellbeing ripple effect

    Excellent absorption of active ingredients in the gut means a ripple effect of wellbeing – and joy!

Double the Joy
Guaranteed Inclusion Rates
Joy Guaranteed
Dual-Benefit
NASC-Certified Supplements
Double the Joy
Guaranteed Inclusion Rates
Joy Guaranteed
Dual-Benefit
NASC-Certified Supplements

Dual-Benefits they'll feel — and you'll see

Vitamin E

Vitamin

Supports seasonal allergies

For the joy of strength through every season

Astaxanthin

Antioxidant

Enhances immune response

For the joy of being ready for anything

Colostrum

Protein

Supports immune function and gut health

For the joy of feeling well through the seasons

Lysine

Amino Acid

Supports strong respiratory defenses

For the joy of easy breathing and healthy days

Quercetin Dihydrate

Antioxidant

Supports strong immune defenses and seasonal allergies 

For the joy of staying well through every season

Vet Formulated
Vet Formulated

With board-certified
veterinarian nutritionists

Cat Loved
Cat Loved

With the lick of approval from the choosiest cats

Made in USA
Made in USA

With globally
sourced ingredients

Joy Guaranteed
Joy Guaranteed

With our Satisfaction Guarantee

Where to find us

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Coming soon to Chewy
Coming soon
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Feel the Joy,
See the Wellbeing

See the WellJoy Effect with Pets and their Pet Loyalists

Questions &Answers
Questions &
Answers