Journal · Formulation · 6 min
Postbiotics: the third era of microbiome care.
Probiotics feed live cultures. Prebiotics feed what is already there. Postbiotics deliver the finished signalling molecules directly.
The Biomedical Emporium® formulation desk
18 February 2026
The microbiome conversation in skincare has moved through three phases. First came probiotics, which asked the skin to host live cultures that mostly did not survive a preservative system. Then prebiotics, which fed the microbes the skin already carries. Now postbiotics, which skip the middleman and deliver the fermentation output directly.
The reactivity reduction is real and repeatable across skin types. It is one of the few microbiome interventions with clinical data that survives replication. Skin Repair Serum leans on this class of active for exactly that reason.
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