Double-Layered PLGA/HA Microneedle Systems as a Long-Acting Formulation of Polyphenols for Effective and Long-Term Management of Atopic Dermatitis

Researchers reported a double-layered poly(lactic-co-glycolic acid) (PLGA)/sodium hyaluronate (HA) microneedle patch as a long-acting formulation for sustained delivery of natural polyphenols, curcumin and gallic acid, into the inflamed skin.