Ingredients Barrier repair Lactobacillus Ferment
77Lt
Tier · Anecdotal evidence
Barrier repair · Hydrating

Lactobacillus Ferment

INCI: Lactobacillus Ferment · Also called: Lactobacillus Ferment Lysate, Probiotic Lysate

A "postbiotic" (dead probiotic bits) that talks to your skin microbiome without adding live bugs. Patches up a leaky barrier and is friendly even on very reactive skin.

For your skin

A "postbiotic" (dead probiotic bits) that talks to your skin microbiome without adding live bugs. Patches up a leaky barrier and is friendly even on very reactive skin.

Want the science? Keep reading ↓

Mechanism of action

Tyndallized (heat-inactivated) probiotic lysate that delivers postbiotic peptides and exopolysaccharides; clinically shown to strengthen stratum corneum hydration and reduce TEWL.

Why we tier this anecdotal

4 cited papers across 4 countries. Most of what's cited here is mechanism-level or in-vitro work. We track this as Anecdotal until controlled clinical trials accumulate.

1
European Union
1
International
1
China
1
Korea

Cited research

🇪🇺

Algieri F, Pimazzoni S et al. (Italy), Postbiotic derived from Lacticaseibacillus paracasei CNCM I-5220 as a novel approach to improve ageing-induced skin damage, Scientific Reports 2026 — 6-week topical postbiotic application reduced roughness and increased hydration, elasticity, and echogenicity vs placebo; boosted hyaluronic acid in keratinocytes and pro-collagen in fibroblasts

2026Positive — efficacyPMID:42168426View source ↗
🌐

Flores Rodriguez JC et al. (Mexico/Colombia/Costa Rica), Postbiotics in Dermatology: A Literature Review of Emerging Topical Therapies for Acne, Rosacea, and Eczema, Cureus 2026;18(3) — review of 16 studies: postbiotics improved SCORAD and barrier function in atopic dermatitis; reduced inflammatory acne lesions 50-70% and suppressed sebum 42-72%

2026Meta-analysis — positivePMID:42005241View source ↗
🇨🇳

Effects of a lotion containing probiotic ferment lysate as the main functional ingredient on enhancing skin barrier: a randomized, self-control study, Scientific Reports 2023

2023Positive — efficacyPMID:37803101View source ↗
🇰🇷

Oral administration of Lactobacillus strains from Kimchi inhibits atopic dermatitis in NC/Nga mice, Journal of Applied Microbiology 2011

2011Positive — efficacyPMID:21338447View source ↗

Sources: PubMed · KCI · J-Stage · CNKI · Wanfang · SFD · MFDS · Cochrane · SCCS · CIR. Every entry points to a specific document. See methodology for what each outcome label means.