The current study describes the effects of three individual herbs for the prevention and control of a mild infection of Ascaris suum in growing and finishing pigs. In our study, feed (a commercial organic starter diet) was supplemented with 1% of one of the three herbs (Papaya, Boldo leaf and Artemisia). Comparatively, a negative control group (no treatment) was included. Based on the results of the experiment the researchers do not advise to use the tested herbs as appropriate alternatives for conventional treatment of Ascaris suum in pigs. A combination of thoroughly cleaning the pig house and regularly deworming with a conventional drug seems to be the most effective strategy to prevent infections of Ascaris suum in pig
