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Botanical Extract

Yogurt Extract

A lactic acid bacteria ferment of milk with built-in exfoliation, hydration, and microbiome-supportive properties — a gentle daily-use active with centuries of topical use history.

Gentle exfoliantHydratingMicrobiome-friendlyLactic acid
✓ Safe
Comedogenic Rating
0/5
Irritation Potential
0/5

What is it?

Yogurt extract in skincare is typically the aqueous fraction of whole-milk yogurt, standardized for lactic acid content. It may be further processed to separate the lactic acid fraction (for exfoliation focus) from the protein fraction (for hydration focus). Both whole extract and fractionated versions are used in cosmetics.

Gentle lactic acid exfoliation, skin hydration, microbiome support, skin softening — suitable for daily-use brightening and texture products.

Key Benefits

✦
Natural Lactic Acid
Yogurt fermentation produces L-lactic acid — the same AHA used in professional skincare treatments. At the concentrations found in yogurt extract, it provides gentle daily exfoliation without the irritation of synthetic lactic acid at high concentrations.
◈
Casein and Whey Peptides
Milk proteins partially hydrolyzed by fermentation provide film-forming hydration and contribute peptide signals that support skin's extracellular matrix.
✧
Zinc from Milk
Naturally occurring zinc in yogurt has sebum-regulating and antimicrobial properties — making yogurt extract relevant for oily and acne-prone skin alongside its exfoliating role.
◉
Microbiome Metabolites
Bacteriocins and exopolysaccharides from yogurt bacteria support commensal skin microbiome species and selectively inhibit Staphylococcus aureus and C. acnes.

Suitable for

All skin typesSensitive skinDull skinOily and acne-prone skinMicrobiome-focused routines

Main Actions

✓ Gentle exfoliation (lactic acid)✓ Hydrating✓ Microbiome support✓ Skin softening
Dairy allergy consideration

Yogurt extract is a dairy derivative — those with severe milk protein allergies should exercise caution, though topical dairy-derived ingredients rarely trigger the same reactions as ingested dairy. The risk is primarily from casein and whey protein fractions; highly purified lactic acid from yogurt does not carry this concern.

CategoryBotanical Extracts

Frequently Asked Questions

What does Yogurt Extract do for skin?
Gentle lactic acid exfoliation, skin hydration, microbiome support, skin softening — suitable for daily-use brightening and texture products.
Who should use Yogurt Extract?
Yogurt Extract is suitable for: All skin types, Sensitive skin, Dull skin, Oily and acne-prone skin, Microbiome-focused routines.
Are there any warnings about Yogurt Extract?
Yogurt extract is a dairy derivative — those with severe milk protein allergies should exercise caution, though topical dairy-derived ingredients rarely trigger the same reactions as ingested dairy. The risk is primarily from casein and whey protein fractions; highly purified lac

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