Pet Evidence PROJECT

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Peer-Reviewed
Evidence-Based
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Last updated Apr 8, 2026 Expert reviewed

Supplement Category Review

Immune Support Supplements for Dogs

Evidence-based reviews of supplement ingredients used to support immune health in dogs.

Viewing: Dogs Cats

Ingredients reviewed: 1
Strong or moderate: 0
Methodology: Evidence first

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Why trust our reviews?

We evaluate the quality, quantity, and safety of the scientific evidence for each ingredient so you can make informed decisions for your pet.

How we evaluate evidence

Immune Support Supplement Ingredient Reviews

Select an ingredient to read the full evidence review and recommendations.

Colostrum

A clinical benefit has not been demonstrated with the supplementation of bovine colostrum to healthy adult dogs.

Immune Health

Evidence Grade Evidence grade D, Weak Evidence

Find the Right Immune Support Supplement for Your Dog

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