Oxygen-boosted hydrogels and exosomes: a biotech route to faster skin repair

Researchers report in Nature Communications an advance that could influence regenerative cosmetics: a self-healing hydrogel combining oxygen nanobubbles with stem cell–derived exosomes. The goal is to overcome two major barriers to skin repair — hypoxia and inflammation — while improving exosome cellular uptake. Tested in wound models, the approach speeds up tissue regeneration and wound closure. This could inform future post-procedure and “skin recovery” formulas, although translation into mainstream skincare will require careful regulation and further clinical validation.