The Q10-NLC was found to be extra potent for inhibiting the tyrosinase activity in comparison with O10-SLN. The in vivo skin permeation revealed a higher accumulative uptake of co-Q10 within the skin for Q10-NLC/SLN in comparison with Q10 emulsions. The outcomes recommend that the brand new formulations are promising carriers for topical delivery of co-Q10 a...