Lutein has the characteristics, such as natural, nutrition and multifunction. It is extensively used in food, health products, cosmetics, pharmaceutical and feed additive. 

1. Applied in food field, it is mainly used as food additives for colorant and nutrient.
2. Applied in pharmaceutical field, it is mainly used in vision care products to alleviate visual fatigue, reduce incidence of AMD, retinitispigmentosa (RP), cataract, retinopathy, myopia, floaters, and glaucoma.
3. Applied in cosmetics, it is mainly used to whitening, anti-wrinkle and UV protection.
4. Applied in feed additive, it is mainly used in feed additive for laying hens and table poultry to improve the color of egg yolk and chicken. Make high commercial value fishes more attactive, such as salmon, trout and spectacular fish.