Ingredient file // Ingredient
Dried Bacillus Subtilis Fermentation Product
The dried product of fermenting with Bacillus subtilis, including the culture medium.
Our read // In our catalog
In 1 of every 11 foods we track
Share of foods that list it
9%
240 of the 2,595 foods with an ingredient list on file, from 18 brands. 238 dry dog food, 1 freeze-dried dog food, 1 dog food topper.
Each square is 1% of the catalog
Where it sits on the label
Median position 34. In the top five of 0 foods, so it is usually a minor ingredient.
Above the salt
Usually listed after the salt, which caps it at roughly 1% of the recipe in 100% of foods.
Price per lb
Median of the cheapest bag price across 213 priced foods, 20% below the catalog. The price is the food's, not the ingredient's.
Who leans on it
23%
of the foods that list it are from Wellness. 18 brands use it in total.
What it is
Why it turns up in dog food
- A spore-forming probiotic that survives kibble processing and supports digestive balance.
Who uses it
Brands, best sellers and the company it keeps
Top brands, by foods that list it
Plus 8 more brands.
Amazon best sellers that list it
- #8 Diamond Naturals Skin & Coat Formula All Life Stages Salmon & Potato Formula Dry Dog Food
- #17 Taste of the Wild High Prairie Canine Recipe with Roasted Bison & Roasted Venison Dry Dog Food
- #57 Wellness Complete Health Deboned Chicken & Oatmeal Dry Dog Food
- #72 Wellness Complete Health Small Breed Turkey & Oatmeal Dry Dog Food
- #78 Zignature Original Lamb Formula with Probiotics Dry Dog Food
- #86 Taste of the Wild Ancient Prairie Canine Recipe with Roasted Bison & Roasted Venison Dry Dog Food
Rank on Amazon's dog food best seller list, checked October 2026.
Usually listed with, share of the foods that list it
- Chicken Fat 64%
- Dried Plain Beet Pulp 48%
- Peas 48%
- Flaxseed 47%
- Chicken Meal 46%
- Natural Flavor 36%
- Oatmeal 30%
- Chicken 29%
- Dried Yeast 25%
- Brown Rice 24%
- Lentils 21%
- Barley 20%
On labels as
Other names for this
Manufacturers do not all use the same wording. These all mean the same thing.