Free shipping to the US, UK, CA, IE & DK30-day money back on your first jarOver 1,000 happy dogsTransparent formulasFree shipping to the US, UK, CA, IE & DK30-day money back on your first jarOver 1,000 happy dogsTransparent formulas
Full transparency
What's really in our products.
We believe that when a maker is proud of its formula, it shows it openly. That's why you'll find the key ingredients of every formula here — and the reasoning behind them. The full composition is on each product page.
Here you'll find the key ingredients of every formula — the full composition is on each product page. Jump to your product using the overview above, or scroll through all formulas.
The very first milk a cow produces after birth — extremely rich in immunoglobulins (especially IgG), lactoferrin, and proline-rich polypeptides. In research, colostrum is associated with an intact intestinal barrier and a balanced immune system.
170 mgStandard dose
Dried yeast fermentate
Dried Fermentate · Saccharomyces cerevisiae
Postbioticfrom yeast
Yeast (Saccharomyces cerevisiae), fermented and then dried – a so-called postbiotic.
100 mgStandard dose
Astragalus root
Astragalus membranaceus · milkvetch
AdaptogenPolysaccharidesSaponins
A root that has been used for over 2,000 years in traditional Chinese medicine as a strengthening tonic. It contains bioactive polysaccharides, saponins (astragalosides), and flavonoids and is currently the subject of modern immunological research.
500 million CFUStandard dose
6-Strain Gut Flora Complex
6 Live Cultures
Bacillus & LactobacillusMicrobiomeGut-Immune Axis
Six specially selected strains: Bacillus subtilis, Lactobacillus acidophilus, L. plantarum, L. brevis, L. fermentum, and Lactococcus lactis. They support a balanced gut microbiome. Since a large proportion of immune cells reside in the gut, a stable gut flora is the basis for a strong immune system.
Active per soft chew (2.5 g)
1 Chewup to 25 lb (11 kg)
Standard2 Chews26–75 lb (12–34 kg)
3 Chewsover 75 lb (34 kg)
Bovine Colostrum
100 mg
200 mg
300 mg
Dried yeast fermentate
85 mg
170 mg
255 mg
Astragalus root
50 mg
100 mg
150 mg
6-Strain Gut Flora Complex
250 million CFU
500 million CFU
750 million CFU
Recommended daily amount by body weight. Begin with half the suggested amount and increase gradually. CFU = colony-forming units (viable cultures). Values may vary slightly by batch.
Essential oil from Himalayan cedar (Cedrus deodara) with a woody note — part of the scent blend.
PEG-40 Hydrogenated Castor Oil
Made from castor oil, hydrogenated & chemically modified — as an emulsifier, it keeps oil and water blended in the formula and sprayable.
Lemongrass Extract
Extract with an intense citrus scent — part of the repellent blend.
Rosemary Oil
Essential oil from rosemary leaves with a herbal scent — part of the scent blend.
Mint Oil
Corn mint oil (Mentha arvensis) with a strong menthol scent — part of the scent blend.
1,2-Hexanediol
A synthetic preservative — prevents microbial growth in the formula and keeps it shelf-stable. We name it here deliberately, rather than leaving it out.
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