Changes

|align = "center" bgcolor = "#FCD5B4DBE5F1"|'''Search strategy'''|bgcolor = "#DBE5F1"|1. Various keywords were retrieved for conducting the search related to enhanced bioavailability of active ingredients in topical applications for skin whitening from pubmed MESH, relevant patents, scientific articles and thesaurus.<br>2.Various Class-codes have been retrieved from relevant patents and their citations. Also . (Refer section 4).<br>3.The database used for patent search is Thomson innovation.

|align |2.Various Class-codes have been retrieved from relevant patents and their citations. Also . (Refer section 4).|-|bgcolor = "center#DBE5F1" | |bgcolor = "#FCD5B4DBE5F1"|3.The database used for patent search is Thomson innovation.|-|'''Keywords'''