Concerning the absence of goitrogenic factors in soybean oil for cooking

O estudo se refere a experimento feito com ratos que receberam óleo de soja incorporado à ração, em proporção de 15%, e não demonstraram alterações tiroidianas, após períodos de observação de 7 e 10 meses. As tiroides dos referidos animais foram examinadas histológicamente e comparadas com as de animais testemunhas que receberam ração idêntica, porém, desprovida de óleo de soja.Rats, receiving soybean oil in their rations in a proportion of 15%, did not show thyroid lesions after observation periods of 7 and 10 months. Histological examinations of the above mentioned animal's thyroids were made and compared with those of check animals that received identical feeding, but without soybean oil