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Product Name:Lutein and Zeaxanthin
Lutein and Zeaxanthin source:Lutein is obtained from refined marigold oleoresin, which is extracted from fermented marigold flowers. It posseses the characteristics of high-content, stability, Bright color, strong coloring, anti-oxidation, safety and so on.
Lutein and Zeaxanthin introduction:Many fruits and vegetables contain Lutein, but due to the low content, it cannot be easily separated. The occurrence of marigold flowers makes it to be an easily thing. Marigold flower is an annual herb with orange color. Lutein is firstly been found in marigold flower petals from Switzerland. It exists as an 'esterified'form and is commonly known as Lutein ester. Lutein ester is derived from marigold flowers, which is a rich, safe and natural source of Lutein.
Appearance: Light Yellow fine powder
Active ingredient: Lutein
Lutein and Zeaxanthin specifications: Marigold extract Lutein 5%, 10%, 20%, 40%, 80%, 90%. Zeaxanthin5%, 10%
Test By: HPLC
Lutein and Zeaxanthin Main benefits:
1.Lutein as skin cancer inhibitor and care skin.
2.Lutein as inhibitor of LDL cholesterol Oxidizing.3.Lutein as inhibitor of tumor and cancer.
4.Lutein and its oxidative metabolites in chemoprevention of cancer.
5.Lutein as inhibitor of blood-vessel clogging.
6.Lutein delays lung aging.Lutein as inhibitor of arthritis.
7.Lutein as AMD inhibitor,Cataract inhibitor,and eyes benefitor.
Lutein and Zeaxanthin specification
|
Analysis Item |
Specification |
Result |
Methods |
|
Active Component Content |
|||
|
Lutein (HPLC) |
≥5% |
5.01% |
USP34<m46112> |
|
A446/A474 |
1.09-1.14 |
1.10 |
USP34<m46112> |
|
Lutein and Zeaxanthin Microbiological Tests |
|
||
|
Total Bacteria Count |
≤1,000cfu/g |
Complies |
USP34<2021> |
|
Salmonella |
Negative |
Negative |
USP34<2022> |
|
Yeast and Mold |
≤100cfu /g |
Complies |
USP34<2021> |
|
Lutein and Zeaxanthin Physical Test |
|||
|
Appearance |
Orange-Red Powder |
Complies |
|
|
Odor |
Characteristic |
Complies |
|
|
Taste |
Characteristic |
Complies |
|
|
Loss on drying |
≤5.0% |
4.7% |
USP34<731> |
|
Lutein and Zeaxanthin Chemical Tests |
|
||
|
Lead |
≤2ppm |
Complies |
USP34<251> |
|
Heavy Metals |
≤10ppm |
Complies |
USP34<231> |
|
Residual Solvents |
≤500ppm(Only Ethanol) |
Complies |
USP34<467> |
|
Arsenic |
≤2ppm |
Complies |
USP34<211> |
