Middelkoop, Anouschka
Kettunen, Hannele
Guan, Xiaonan
Vuorenmaa, Juhani
Tichelaar, Ramon
Gambino, Michela
Rydal, Martin Peter
Molist, Francesc
Article History
Received: 23 October 2023
Accepted: 20 January 2024
First Online: 24 January 2024
Competing interests
: H.K. and J.V. are employed by Hankkija Oy, funding this research study. H.K. and J.V. participated in conceptualization of the study design, decided to publish the results and reviewed this manuscript. H.K. wrote the parts of the introduction and discussion that review the literature regarding the effects and mode-of-action of the tested feed ingredients. A.M., M.R., M.G., X.G., R.T. and F.M. declare that they have no competing interests.