Essential oils of Origanum vulgare L. subsp. glandulosum (Desf ... - PubMed
The main components of these essential oils, from Nefza, Bargou and Krib, were p-cymene (36%, 40% and 46%), thymol (32%, 39% and 18%), gamma-terpinene (24%, 12% and 16%) and carvacrol (2%, 2% and 15%), respectively). The ability to scavenge the DPPH radicals, expressed by IC (50), ranged from 59 to 80 mg L (-1).