File:VitCinskinPullar2017.jpg

Delivery of nutrients to the skin. The location of the vitamin C transport proteins SVCT1 and SVCT2 are indicated. Red arrows depict nutrient flow from the blood vessels in the dermis to the epidermal layer. Nutrients delivered by topical application would need to penetrate the barrier formed by the stratum corneum.

Source: Pullar, J., Carr, A. and Vissers, M., 2017. The roles of vitamin C in skin health.

Citation: [https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5579659/ Nutrients. 2017 Aug; 9(8): 866]. doi: 10.3390/nu9080866 PMCID: PMC5579659 PMID: 28805671