... ;Anti-cancers, Antioxidants, Nutrition Enhancement. It is mainly used in feed additive for laying hens and table poultry to improve the ... egg yolk and chicken. Descriptions:1) Natual feed/food colorant 2)Further processing as feed additives.3)Packing: as per the user ... industry(food additives),health protection, medicine, cosmetics,tobacco and animal feed now. Feed Grade Marigold oleoresin