Sea Fennel PDRN (Liquid) is a high-activity natural plant active ingredient extracted from fresh Crithmum maritimum L. using low-temperature bioseparation, ultracentrifugation and purification technology. It retains natural active ingredients including flavonoids, polysaccharides, vitamins, trace elements, endogenous miRNAs and functional proteins, fully complying with cosmetic grade, high-end functional raw material grade and international cosmetic ingredient quality standards. As a biomimetic skin-friendly active substance with high transdermal permeability, it features excellent anti-aging, firming, brightening, soothing and skin barrier repair properties, good biocompatibility, non-irritating and non-sensitizing. It is widely used in high-end skincare, professional post-procedure repair, sensitive skin care and mild daily care markets