One of these studies, published in the Journal of Nutrition, concludes that there are: ... no clinical concerns with respect to nutritional adequacy, sexual development, neurobehavioral development, immune development, or thyroid disease.
Un destes estudos, publicado no xornal: Journal of Nutrition, concluíu que non existe unha preocupación clínica a respecto da adecuación nutricional, o desenvolvemento sexual, o desenvolvemento neurocomportamental, o desenvolvemento inmune, ou problemas de tiroides.