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Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).
The skin condition of rats after administration VD3 solution, VD3 liposomes or aloe-gel for one month. (A) Treatment with PBS as a control group. (B) Treatment with VD3 solution. (C) Treatment with VD3 liposomes. (D) Treatment with aloe-gel as a positive control group.