Bovine Colostrum - Immune Support
Bovine Colostrum - Immune Support
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Four Leaf Rover Bovine Colostrum is a single-ingredient supplement for dogs sourced from 100% grass-fed, hormone-free and antibiotic-free New Zealand cattle. Rich in naturally occurring immunoglobulins (IgA antibodies), proline-rich polypeptides (PRPs) and growth factors, bovine colostrum helps support immune health, gut integrity and overall canine wellness.
A fan favourite — especially around allergy season — bovine colostrum is widely used by pet owners seeking natural support for seasonal allergies, itchy skin and environmental sensitivities. Its naturally occurring PRPs help reduce allergy symptoms, while growth factors like IGF-1 and TGF support healthy skin cells, normal gut repair and overall immune balance. No synthetic ingredients, no dairy fillers, no artificial preservatives. Made in the USA.
Key Benefits
- Helps support seasonal allergy response and reduce allergy symptoms
- Supports itchy skin and environmental sensitivities
- Helps maintain normal immune balance via PRPs and antibodies
- Supports gut lining integrity and digestive health
- Rich in IgA antibodies and proline-rich polypeptides (PRPs)
- Growth factors support healthy skin repair and barrier function
- Suitable for dogs of all life stages — puppies to seniors
- Suitable for fresh-fed, raw-fed and kibble-fed dogs
- Pairs well with Protect or Gut Guard for additional digestive and immune support
Ingredients & Sourcing
Ingredient: 100% Bovine Colostrum — from grass-fed, hormone-free, antibiotic-free New Zealand cattle. Ethically shared with calves.
No synthetic ingredients, no dairy fillers, no artificial preservatives. One jar contains 30 large dog servings.
What makes it work:
- Proline-rich polypeptides (PRPs) — help reduce allergy symptoms like itching and constant chewing; support healthy immune modulation
- IgA antibodies (immunoglobulins) — great source of natural antibodies for immune defence
- Growth factors (IGF-1, TGF) — support healthy skin cells, wound healing, skin growth and cellular repair; support normal gut lining repair
- Lactoferrin — supports a normal inflammatory response in the skin
Feeding Guide
Give once daily or as directed by your veterinarian. Colostrum is best given at least 20 minutes before meals for better absorption, but can also be given at mealtime. Can be mixed in a little broth or kefir.
Frequently Asked Questions
Can bovine colostrum help dogs with allergies?
Yes — colostrum contains proline-rich polypeptides (PRPs) that help reduce allergy symptoms like itching and constant chewing. It's a fan favourite around allergy season for exactly this reason.
Can I give bovine colostrum every day?
Yes — it is safe for daily use and gentle enough for long-term supplementation. Many pet owners use it year-round for immune and gut support.
Can bovine colostrum support skin and coat health?
Yes — its growth factors (IGF-1 and TGF) support healthy skin cells, wound healing and skin barrier repair. Lactoferrin also supports a normal inflammatory response in the skin.
What does "ethically shared with calves" mean?
Four Leaf Rover's colostrum is collected only after the calves have received their share — ensuring the supplement is ethically sourced without depriving newborn calves of their natural first milk.
Can I combine this with other Four Leaf Rover supplements?
Yes — pairs beautifully with Protect or Gut Guard for digestive and immune support, or with Harmony for balanced skin comfort during allergy season.
Is this suitable for cats?
Some pet owners use bovine colostrum for cats, but feeding requirements differ between species. Always consult your veterinarian before use.
