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Researched by Helena DeMaria-Williams

Formula IngredientFerment/Probiotic

Lactobacillus Ferment Lysate

INCI: Lactobacillus Ferment Lysate

Lactobacillus ferment lysate is a lysate (broken-down cell contents) of lactobacillus bacteria obtained through fermentation. It is used in skincare as a probiotic ingredient that supports the skin's natural microbiome, strengthens the barrier, and provides soothing and conditioning benefits. It is rich in peptides, amino acids, and organic acids.

Category

Ferment/Probiotic

Irritation Risk

Low

Skin Types

all skin types, sensitive, dry, compromised barrier, redness-prone

What does this do in a formula?

microbiome support, skin barrier strengthening, soothing, skin conditioning, hydration

Is Lactobacillus Ferment Lysate safe? Key considerations

Can Lactobacillus Ferment Lysate cause irritation?

Low Risk

Generally very well tolerated. No known irritation concerns. No EU Annex II or III restrictions.

Does Lactobacillus Ferment Lysate increase sun sensitivity?

No Risk

Does not increase photosensitivity.

Is Lactobacillus Ferment Lysate safe during pregnancy?

Safe

No reproductive or developmental concerns noted. Probiotic-derived ingredient with no known safety issues.

How does Lactobacillus Ferment Lysate work?

Lactobacillus ferment lysate is a lysate (broken-down cell contents) of lactobacillus bacteria obtained through fermentation. It is used in skincare as a probiotic ingredient that supports the skin's natural microbiome, strengthens the barrier, and provides soothing and conditioning benefits. It is rich in peptides, amino acids, and organic acids.

Individuals with MANUAL REVIEW: Some sources suggest ferment ingredients may exacerbate fungal acne (malassezia folliculitis) in susceptible individuals should review the considerations above before use.

Which products contain Lactobacillus Ferment Lysate?

Shop products that contain Lactobacillus Ferment Lysate