Liposomal Incorporation to Improve Dissolution and Stability of Rosmarinic Acid and Carvacrol Extracted from Oregano (O. onites L.)

Table 1

Empty liposome (L), Oregano extract (E), and loaded liposome data: composition, weight ratio, mass and volume information, and formulation codes.

Formulation	Composition	Ratio^a	Weight (mg, ml)	Code
Liposome	P 90H	-	300mg	L90
Liposome	P 90H:DMPG	1:1		L1
Liposome	P 90H:DMPG	1:2		L2
Liposome	P 90H:DMPG	1:3		L3
Ethanolic Oregano herb extract	E		200ml	E
Liposome formulation	L90:E	1:1		LE90
Liposome formulation	L1:E	1:1		LE1
Liposome formulation	L1:E	1:2		LE2
Liposome formulation	L1:E	1:3		LE3

ratio for L series, liposome/extract ratio for LE series.
P90H (Phosphatidylcholine).
DMPG (Na DMPG; dimyristoyl phosphatidylglycerol, sodium salt).