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The present study deals with the evaluation of antiaging potential of carrot seed oil-based cosmetic emulsions. Briefly, cosmetic emulsions composed of carrot seed oil in varying proportions (2, 4, and 6% w/v) were prepared using the hydrophile-lipophile balance (HLB) technique. Coconut oil, nonionic surfactants (Tween 80 and Span 80), and xanthan gum were used as the oil phase, emulgent, and emulsion stabilizer, respectively. The formed emulsions were evaluated for various physical, chemical, and biochemical parameters such as the zeta potential, globule size measurement, antioxidant activity, sun protection factor (SPF), skin irritation, and biochemical studies. The zeta potential values ranged from -43.2 to -48.3, indicating good stability. The polydispersity index (PDI) of various emulsion formulations ranged from 0.353 to 0.816. 1,1-Diphenyl-2-picrylhydrazyl- (DPPH) and nitric oxide-free radical scavenging activity showed the antioxidant potential of the prepared carrot seed oil emulsions. The highest SPF value (6.92) was shown by F3 having 6%w/v carrot seed oil. Histopathological data and biochemical analysis (ascorbic acid (ASC) and total protein content) suggest that these cosmetic emulsions have sufficient potential to be used as potential skin rejuvenating preparations.

In the present scenario, consumers are searching for personal care products that supply multiple benefits with minimal efforts. The outcome has been the introduction of nanotechnology-based cosmetic products that are safe to use and results driven. Some topical cosmetics can act efficaciously when they reach their target sites present in the deeper layers of the skin. The main problem with delivering active ingredients across the skin is the barrier function of the skin. Therefore, to get the maximum benefit from cosmetic products and to overcome the problems associated with their skin penetration, scientists are investigating various strategies to overcome these barrier properties. Vesicular carriers have been claimed to improve the topical delivery of active ingredients. This review offers a brief overview of current approaches in the research and development of vesicular carriers to improve the delivery and performance of active ingredients present in the cosmetics.