Table IV.

Permeation Kinetic Models of Gel Formulations

Formulation	Model	r 2	Equation
BCD–CUR-N gel	Zero order	0.9901	y = 1.5629x + 4.5393
	First order	0.9514	y = 0.0843x + 0.6887
	Higuchi	0.9651	y = 4.1537x + 2.5034
	Peppas	0.9159	y = 0.2595x + 0.8567
CUR gel	Zero order	0.9907	y = 0.8612x + 1.3619
	First order	0.9859	y = 0.0680x + 0.3926
	Higuchi	0.9730	y = 3.6858x − 2.3931
	Peppas	0.9808	y = 0.6986x + 0.2724

Calculations were performed from three different samples

BCD–CUR-N β-cyclodextrin–curcumin nanoparticle, CUR curcumin