Xi抋n JiangXing Biotechnique Co., Ltd. is one of the leading China based manufacturer and exporter of plant and herbal extracts, which is able to supply all kinds of herbs in raw and powder forms. JiangXing carries complete line of standard botanical extracts, essential oils and herbal extract in small and large quantities, and you have the option to have the finished-product with your company's name, logo and info on the product's label. Under a strict and advance Quality Control System, JiangXing produces premium herbal combinations and single tincture extracts, to your specification. We have professional Research and Development (R&D) division, which enable us to provide all kinds of evidence-based new herbal products, and team of experts is able to create botanical formulas to meet your needs. For more information about our products and services, please contact us. Introduction about Lutein Spec: 10%-90% Ingredient: Lutein Test method: HPLC Appearance: Orange fine powder or slurry, yellow brown liquid Botanical Source: MARlGOLD FLOWER Molecular formula: C40H56O2 Molecular weight: 568.85 Molecular structure： Action and Uses: Protects fatty acids in the eye by quenching free radicals. Absorbs 40-60% of harmful near to blue ultra violet rays. Supplements macular density and improves eye health. One study showed that the highest correlation of disease prevention was associated with an intake of 6 mg per day of lutein, which led to a 43% lower prevalence of the disease. Protect eyes from the ultraviolet radiation radiated from the sunlight and computer etc. Prevents irregular cell growth (in various tissues, skin, breast, cervix and large intestine). Prevents cancer. A study conducted by Le Marchand et al showed that the Fiji island consumption of lutein was found to be high (between 18 to 23 mg per day) which, the authors suggested, might be responsible for lower lung cancer ratio in the region. Prevents near to blue Ultra violet light from visible light spectrum and induced skin lesions and skin cancer and diminishes inflammatory effects. Package: 25 Kg/ fiberboard drum Storage: Store in cool & dry area, keep away from the direct light and heat. Shelf life: Two years if properly stored