Feed grade marigold powder is obtained from saponified marigold oleoresin mixed with carrier. It is used as a kind of natural feed additives.

• 饲料级叶黄素粉末是由万寿菊花中提取的叶黄素树脂经过皂化处理，再添加载体混合而成的一种纯天然饲料添加剂。