Ingredient

Lactobacillus Acidophilus La-5

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Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add L. acidophilus La-5 to foods, particularly yogurt and other dairy products, to …

What it is

Lactobacillus acidophilus La-5 is a specific strain of probiotic bacteria. Probiotics are live microorganisms that, when administered in adequate amounts, confer a health benefit on the host. L. acidophilus La-5 is commonly found in fermented foods like yogurt and is also available as a dietary supplement.

Why it's used

Manufacturers add L. acidophilus La-5 to foods, particularly yogurt and other dairy products, to enhance their probiotic content. It is valued for its potential to support gut health and is often included in products marketed for digestive wellness.

Health notes

L. acidophilus La-5 is generally recognized as safe (GRAS) by the FDA for use in food. Probiotics like L. acidophilus are studied for their potential role in supporting digestive and immune health, though research is ongoing. JECFA and EFSA have evaluated probiotics, generally recognizing their safety when consumed in food. Evidence on specific health benefits can vary, and more research is often needed to confirm effects in diverse populations.

Allergen info

Lactobacillus acidophilus La-5 is a bacterium and is not derived from any of the nine FDA major allergens. It does not contain gluten.

Products containing Lactobacillus Acidophilus La-5

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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.