How is vegetable oil by-products used in animal feed?

Vegetable oil by-products, such as soybean meal and canola meal, are commonly used in animal feed as a source of protein and energy. These by-products provide essential amino acids and nutrients that support growth and overall health in livestock. Additionally, their use can improve the economic efficiency of animal feed formulations by utilizing materials that would otherwise be waste. Incorporating these by-products helps in promoting sustainable agricultural practices by reducing food waste.