Synergistic combination of quercetin and kaempferol via milk exosome-based emulsion for enhanced antioxidant and anti-skin aging efficacy
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The natural flavonoids quercetin (Que) and kaempferol (Kae) show great potential for anti-aging applications but suffer from poor solubility and skin permeability. This study aimed to develop a synergistic topical emulsion system to overcome the poor bioavaila... ...