The Poultry Site – Naturally occurring hormones, such as oestrogen, progesterone and testosterone, are essential for various physiological processes in humans and animals. Throughout history, these naturally occurring hormones have been making their way into the environment, posing the risk of contamination.
The World Health Organization (WHO) has identified certain environmental contaminants as a global concern. These contaminants are capable of harming reproduction and development by altering endocrine functions in humans and wildlife. As the human population grows and livestock production becomes more concentrated, the quantity and concentration of hormones within local areas increases.
As a result, many of us in the poultry field hear the same question with increasing frequency: “Why do you put hormones in the feed to make chickens grow so big and fast?” The fact that the question begins with “why” instead of “do” indicates the level of confusion and misunderstanding of the consuming public. The truth is no hormones have been allowed in poultry production for more than 50 years. Hormone use in poultry production was banned in the United States in the 1950s… >>Continue Reading<<