Product Description Lutein is a yellow coloured pigment. High Quality Animal Feed Grade Lutein Beadlet 2% Immune Enhancer is an antioxidant, which belongs to the carotenoid family. Product Identification Model NO.: Lutein 2% feed grade CAS No.: 127-40-2 Type: Antioxidants, Colorants, Nutrition Enhancers HS Code: 3203001990 Storage and Stability The product may be stored for 36 months from the date of manufacture in the unopened original container and at room temperature. It should be protected from light, heat, oxygen and moisture. Keep the container tightly closed. Once opened, use contents quickly. Egg yolk and broiler skin coloring is a natural process, canthaxanthin is one of the most important factor of coloring. Poultry cannot synthesize canthaxanthin itself, but in the evolutionary process of obtaining canthaxanthin gradually have from food and deposited into the skin and fat in capacity. Recommendations for supplementation(mg/kg) compound feed: Laying hens/Laying Duck: 10-200 Broilers/Ducks: 20-300 This product is safe for the intended use. Avoid ingestion, inhalation of dust or direct contact by applying suitable protective measures and personal hygiene. See Material Safety Data Sheet for full safety information.