[1] Williams AC, Barry BW. Penetration enhancers. Advanced Drug Delivery Reviews, Volume 56, Issue 5, 2004, Pages 603-618.
[2] Burnett CL, Heldreth B, Bergfeld WF, et al. Safety Assessment of PEGylated Oils as Used in Cosmetics. International Journal of Toxicology. 2014;33(4_suppl):13S-39S. doi:10.1177/1091581814546337
[3] ElMeshad, AN, Tadros MI. Transdermal Delivery of an Anti-Cancer Drug via W/O Emulsions Based on Alkyl Polyglycosides and Lecithin: Design, Characterization, and In Vivo Evaluation of the Possible Irritation Potential in Rats. AAPS PharmSciTech 12, 1–9 (2011). https://doi.org/10.1208/s12249-010-9557-y
[4] Pandey A, Mittal A, Chauhan N, Alam S (2014) Role of Surfactants as Penetration Enhancer in Transdermal Drug Delivery System. J Mol Pharm Org Process Res 2:113. doi: 10.4172/2329-9053.1000113
[5] Copoví A, Díez-Sales O, Herráez-Domínguez J.V., Herráez-Domínguez M. Enhancing effect of alpha-hydroxyacids on “in vitro” permeation across the human skin of compounds with different lipophilicity, International Journal of Pharmaceutics, Volume 314, Issue 1, 2006, Pages 31-36, ISSN 0378-5173, https://doi.org/10.1016/j.ijpharm.2006.01.033.
[6] Prasanthi D, Lakshmi PK, “Effect of Chemical Enhancers in Transdermal Permeation of Alfuzosin Hydrochloride”, International Scholarly Research Notices, vol. 2012, Article ID 965280, 8 pages, 2012. https://doi.org/10.5402/2012/965280
[7] Okasaka M, Kubota K, Yamasaki E, Yang J & Takata S (2019) Evaluation of anionic surfactants effects on the skin barrier function based on skin permeability, Pharmaceutical Development and Technology, 24:1, 99-104, DOI: 10.1080/10837450.2018.1425885
[8] Leopold CS, Lippold BC. An Attempt to Clarify the Mechanism of the Penetration Enhancing Effects of Lipophilic Vehicles with Differential Scanning Calorimetry (DSC), Journal of Pharmacy and Pharmacology, Volume 47, Issue 4, April 1995, Pages 276–281, https://doi.org/10.1111/j.2042-7158.1995.tb05795.x
[9] Johnson W, Boyer I, Bergfeld W, Belsito D, Hill R, Klaassen C, Liebler D, Marks Jr, Shank R, Slaga T, Snyder P, Gill L, Heldreth B (2018). Amended Safety Assessment of Chamomilla recutita -Derived Ingredients as Used in Cosmetics. International Journal of Toxicology. 37. 51S-79S. 10.1177/1091581818801814.
[10] Cole L, Heard C. Skin permeation enhancement potential of Aloe Vera and a proposed mechanism of action based upon size exclusion and pull effect, International Journal of Pharmaceutics, Volume 333, Issues 1–2, 2007, Pages 10-16, ISSN 0378-5173, https://doi.org/10.1016/j.ijpharm.2006.09.047.
[11] Jay S. Trivedi, Steven L. Krill, James J. Fort, Vitamin E as a human skin penetration enhancer, European Journal of Pharmaceutical Sciences, Volume 3, Issue 4, 1995, Pages 241-243, ISSN 0928-0987, https://doi.org/10.1016/0928-0987(95)00014-5.
[12] Chen J, Jiang Q-D, Chai Y-P, Zhang H, Peng P, Yang X-X. Natural Terpenes as Penetration Enhancers for Transdermal Drug Delivery. Molecules. 2016; 21(12):1709. https://doi.org/10.3390/molecules21121709
[13] Som I, Bhatia K, M. Status of surfactants as penetration enhancers in transdermal drug delivery. J Pharm Bioall Sci 2012;4:2-9.
[14] Akhtar N, Rehman MU, Khan HMS, Rasool F, Saeed T, G Murtaza G. Penetration Enhancing Effect of Polysorbate 20 and 80 on the In Vitro Percutaneous Absorption of LAscorbic Acid. Tropical Journal of Pharmaceutical Research June 2011; 10 (3): 281-288