Even the most glorified Humectants like Hyaluronic have failed to address this one problem.

We kept seeing people say the same thing on consumer forums:

Moisturizers built around humectants, especially hyaluronic acid, feel fine in humid weather, but the moment the air gets dry, the hydration doesn’t hold the way they expect.

To understand how formulation teams are solving this, we analyzed 2,000+ patents and research papers.

Filings from L’Oréal, Kao, suppliers like IFF, and newer brands such as Prequel show increased activity around osmolytes (like Ectoine, Taurine, and Betaine).

The clinical signals are promising too. We are seeing a 28% reduction in Transepidermal Water Loss (TEWL) using ectoine-rich formulas.

Osmolytes are being studied for their ability to maintain intracellular water balance while supporting barrier resilience under environmental stress. That combination makes them increasingly relevant for hydration, sensitive skin, and barrier-focused pipelines.

If cellular skin hydration and resilient skin barrier sits anywhere between your 12-to-24-month roadmap, you need to see this data.

We recently hosted a 30-minute session where our research analysts, Swarnabha and Soumya, shared the full analysis.

We covered:

• The preclinical and clinical data supporting osmolyte moisture barrier claims
• How leading players and startups are complementing humectants with stress-adaptive osmolytes
• How to evaluate osmolyte classes based on claim positioning, stability, and cost

You can access the full recording and clinical data slides here: https://greyb.com/resources/webinars/osmolytes-in-skin-care/