Ingredient

Rhamnosus

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Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add Lactobacillus rhamnosus to foods as a probiotic to support gut health. It …

What it is

Lactobacillus rhamnosus is a type of probiotic bacteria. It is naturally found in the human gut and is also present in some fermented foods. It is commonly grown in laboratories for use in supplements and fortified foods.

Why it's used

Manufacturers add Lactobacillus rhamnosus to foods as a probiotic to support gut health. It is often found in yogurt, fermented dairy products, and some beverages. It is not added for texture, preservation, or color.

Health notes

Lactobacillus rhamnosus is generally recognized as safe (GRAS) by the FDA for use in food. Research suggests that probiotic bacteria like L. rhamnosus may help support digestive health when consumed regularly. International bodies like the WHO and EFSA have reviewed probiotics, but do not set specific intake limits for individual strains in food. Evidence on specific health benefits is ongoing and can vary.

Allergen info

Lactobacillus rhamnosus is not a major allergen. It is a bacterium and does not contain gluten.

Products containing Rhamnosus

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Last updated: September 28, 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.