Ingredient

Casei Subspecies Rhamnosus

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add this ingredient to foods as a live culture, often referred to as …

What is Casei Subspecies Rhamnosus?

Lactic acid bacteria, a type of probiotic. It is a subspecies of Lactobacillus casei, commonly found in fermented dairy products like yogurt and cheese. It is often added to foods as a live culture to provide potential health benefits.

Is Casei Subspecies Rhamnosus vegan?

Casei Subspecies Rhamnosus is not animal-derived. Products that contain it can still include other animal-derived ingredients, so check the full ingredient list.

Is Casei Subspecies Rhamnosus a major allergen?

Not a major allergen.

What is Casei Subspecies Rhamnosus used for?

Manufacturers add this ingredient to foods as a live culture, often referred to as a probiotic.

Is Casei Subspecies Rhamnosus safe?

Lactic acid bacteria, including subspecies like rhamnosus, are generally recognized as safe (GRAS) by the FDA for use in food.

Why it's used

Manufacturers add this ingredient to foods as a live culture, often referred to as a probiotic. It is most frequently found in dairy products like yogurt, fermented beverages, and dietary supplements. It contributes to the fermentation process and is valued for its potential gut health benefits.

Health notes

Lactic acid bacteria, including subspecies like rhamnosus, are generally recognized as safe (GRAS) by the FDA for use in food. Probiotics are live microorganisms that, when administered in adequate amounts, confer a health benefit on the host. While research is ongoing, many studies suggest potential benefits for digestive health. International bodies like the WHO and EFSA have evaluated probiotics, recognizing their role in gut health, but do not set specific ADIs for individual strains.

Allergen info

Not a major allergen. It is a bacterium and not derived from any of the nine major allergens.

Foods that contain Casei Subspecies Rhamnosus

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Last updated: October 5, 2026

Note: This site presents label data from USDA FoodData Central for general information. It is not medical advice. Check the package label; formulations change.