Postbiotics, the by products of probiotic bacteria, are making waves in skincare, promising to support skin health at a cellular level. Unlike probiotics, postbiotics don’t require refrigeration and offer greater stability in formulations. But are they worth the hype? In this deep dive, we explore why beauty brands are betting big on postbiotic innovation, what the science says, and whether your skin really needs them in 2025 and beyond.

Layering skincare ingredients correctly is essential for achieving healthy, radiant skin. In this clinical guide, Dr Claudia Moreau explains how to apply products in the right order, avoid common mistakes, and combine active ingredients such as retinoids, acids, peptides, and antioxidants safely. Backed by dermatological science, this article helps you build an effective, evidence-based routine that supports both skin health and long-term results.