a Coenzyme Q10 (ubiquinone) was obtained from All Well Industries Co. Ltd., Yier, China.
b Tocopheryl acetate (vitamin E acetate) was obtained from BASF Aktiengesellschaft, Arnhem, Netherlands.
c The mixed plant extract and mixed emulsifier system used in this study were provided by International Laboratories Co.. Ltd., Bangkok, Thailand.
d The Vortex G-560E is manufactured by Scientific Industries, Inc., USA.
e The HPLC system, consisting of a model LC-10ADvp pump, SIL-10ADvp auto injector, SPD-10Avp UV-VIS detector, and SCL-10Avp system controller, is manufactured by Shimadzu Co., Kyoto, Japan.
f The GL Science inertsil ODS C18 analytical column is manufactured by GL Sciences Inc., Tokyo.
g The pigs were freshly provided by a pig farm in Songkhla Province, regulated by the Department of Livestock Development, Thailand.
h The Polytron PT 1200E Generator PT-DA 1312/2EC is manufactured by Kinematica Inc., New York, USA.
j The centrifuge used for this study is manufactured by Hermle Z323K, Germany.
k The Savant Model A260 is manufactured by Speedvac, New York, USA.
m The Orion model 410A pH meter is manufactured by Thermo Fisher Scientific, Massachusetts, USA. n The Zetasizer Nanoseries model S4700 is manufactured by Malvern Instruments, Worcestershire, UK.