Synonym β-ε-carotene-3, 3'-diol (3R, 3'R, 6'R)
CAS No. 127-40-2
EINECS No. 204-840-0
INCI name Lutein
E No. E 161b
Chemical Formula: C40H56O2
Molecular Weight: 568.88
Lutein Oil Suspension 10% is a brownish-yellow to reddish-brown liquid of natural mixed carotenoids
in sunflower oil. The mixed carotenoids are extracted from marigold flower and comprise primarily
lutein, as well as small amounts of zeaxanthin. Gentle warming less than 40°C and thorough mixing
before use will homogenize the product
The Lutein used in this form meets all requirements of the relevant monographs of JECFA and
USP when tested according to these compendia
As a coloring agent and a nutrient for oil-based food such as margarine and edible oil. Also suitable
for manufacturing soft-shell capsules.
The effects and functions of lutein esters mainly include antioxidant, supplementation of pigment in the eye, and enhancement of immunity.
1. Antioxidant
Lutein ester has a strong antioxidant effect, helps retina development, and can also play a certain effect of filtering blue light, which is beneficial to the eyes. 2. Replenish the pigment in the eye
Lutein ester can be decomposed into free lutein after absorption by the human body, and lutein can effectively supplement the pigment density in the macular area of the retina in the eye, protect the eye from light damage, delay retinal aging, and prevent macular disease.
3. Enhance immunity
Lutein ester can stimulate the activity of lymphocytes, make lymphocytes proliferate, and then play a role in regulating cellular immunity
Item |
Specification |
Test Method |
1 Description |
Brownish-yellow to reddish-brown liquid |
Visual |
2 λmax |
440nm~450nm |
UV-Vis |
3 Heavy metals (as Pb) |
≤0.001% |
GB5009.74 |
4 Arsenic |
≤0.0003% |
GB5009.76 |
5 Lead |
≤0.0001% |
AA |
6 Residual solvents (Ethanol) |
≤0.5% |
GC |
7 Content of Total carotenoids (as Lutein) |
≥10.0% |
UV-Vis |
8 Content of Zeaxanthin and Lutein (HPLC) 8.1 Content of Zeaxanthin 8.2 Content of Lutein |
≥0.4% ≥10.0% |
HPLC |
9.1 Aerobic bacterial count 9.2 Fungi and yeast 9.3 Coliforms 9.4 Salmonella* 9.5 Shigella* 9.6 Staphylococcus aureus |
≤1000 cfu/g ≤100 cfu/g <0.3MPN/g N.D./25g N.D./25g N.D./25g |
GB 4789.2 GB 4789.15 GB 4789.3 GB 4789.4 GB 4789.5 GB 4789.10 |
Shandong Dawnchem Company Limited., is a collection of research and development, production, sales and service in one of the chemical products company.The company is located in "quancheng" jinan.Jinan is a national historical and cultural city, one of the first batch of China's outstanding tourist cities, one of the birthplace of prehistoric culture longshan culture.
The company mainly engaged in food/feed additives, vitamins and Amino acid.Products are exported to the United States, South Korea, Turkey, Poland, Japan, southeast Asia, Europe, the Middle East and other countries and regions.
Q:Are you trading company or manufacturer?
A:We are a trading company but can OEM,also have price advantage.
Q:How long is your delivery time?
A:Generally it is 7-10days days depends on which item you order.
Q:What is your terms of payment?
A: Our payment terms are flexible, please discuss with our sales,or contact our customer service email.
Q:Can we accept OEM service?
A:We are pleased and specialized to providing OEM service.
Q:Can I get the free samples?
A:Of course,you can get them by paying the freight only.
Q:What's the advantages of your products?
A:
1.Top-quality raw materials.
2.Strict inspection control on each production process.
3.Flexible OEM service on every aspect.