Improvement of Stability and Transdermal Delivery of Bioactive Compounds in Green Robusta Coffee Beans Extract Loaded Nanostructured Lipid Carriers

Table 1

Methods of validation requirement: linearity, limit of detection (LOD), limit of quantitation (LOQ), and % RSD.

	Linearity	Limit of detection (μg/mL)	Limit of quantitation (μg/mL)	% RSD
Caffeine	r^2 = 0.994	1.237	4.124	1.825
Chlorogenic acid	r^2 = 0.998	0.488	1.627	1.627
Caffeic acid	r^2 = 0.979	0.630	2.101	1.998