In the end, the source of the curcumin is important, whether it be from
curcumin powder or from turmeric. As mentioned earlier, the concentration of
curcumin in turmeric is dependent on many different variables, such as climate
and soil acidity. In our case, the turmeric fed in Exp. II did not improve growth
performance or help blunt the response of a LPS challenge when compared to a
control diet containing no antibiotics. However, the turmeric fed in Exp. I did
enhance growth performance and blunt the immune response