Ingredient

Thermophilus

Source
Not animal-derived
Allergen
No
Role in food
Manufacturers add Streptococcus thermophilus to initiate fermentation in dairy products like yogurt and cheese. …

What is Thermophilus?

Streptococcus thermophilus is a type of lactic acid bacteria widely used as a starter culture in the food industry. This thermophilic (heat-loving) microorganism helps ferment sugars, primarily lactose, into lactic acid. It is naturally found in dairy products.

Is Thermophilus vegan?

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

Is Thermophilus a major allergen?

Not a major allergen.

What is Thermophilus used for?

Manufacturers add Streptococcus thermophilus to initiate fermentation in dairy products like yogurt and cheese.

Is Thermophilus safe?

Streptococcus thermophilus is generally recognized as safe (GRAS) by the FDA for its intended use in food.

Why it's used

Manufacturers add Streptococcus thermophilus to initiate fermentation in dairy products like yogurt and cheese. It contributes to the characteristic tangy flavor, texture, and acidity of these fermented foods. It is often used in combination with other starter cultures.

Health notes

Streptococcus thermophilus is generally recognized as safe (GRAS) by the FDA for its intended use in food. It is considered a probiotic and is associated with digestive health benefits. JECFA has evaluated some strains and did not set a numeric limit (ADI not specified), while EFSA has also assessed the safety of various strains for food use.

Allergen info

Not a major allergen.

Foods that contain Thermophilus

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Auto-generated content. This description was generated automatically and is pending editorial review. Inaccuracies are possible. Found a mistake? Contact us.

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.