Investigation into the delivery and evaluation of a unique <i>Avena sativa</i> (Oat) Lipid Extract on skin barrier using <scp>LC</scp> ‒ <scp>MS</scp> / <scp>MS</scp> , Raman spectroscopy, immunostaining analysis and skin efficacy (2025)

OBJECTIVES: Oat lipids are rich in ceramides. In this investigation, we analysed the delivery of a specific Oat Lipid Extract derived from Avena sativa, comprising 'skin identical' ratios of fatty acids, ceramides and cholesterol/sterol. This investigation is the first reported investigation of oat