[1]Department of Veterinary Medicine and Animal Production University of Naples Federico II Napoli 80137 Italy;
[2]Department of Health Science University Magna Graecia of Catanzaro Catanzaro 88100 Italy;
[3]Department of Biology University of Naples Federico II Napoli 80134 Italy;
[4]Tropical Feed Resources Research and Development Center(TROFREC) Department of Animal Science Faculty of Agriculture Khon Kaen University KhonKaen 40260 Thailand;
Goat; Hydrogenated palm oil; Metabolism; Progesterone;