Astaxanthin exists widely in nature, such as krill, yeast, and Haematococcus pluvialis. There are also synthetic products, but they are very different from natural astaxanthin in structure, function, application, and safety.
Haematococcus pluvialis is the best source of astaxanthin, 100% levorotatory, and has the best biological activity.
According to its molecular structure, astaxanthin powder includes three forms: left-handed, meso, and right-handed.
Mass cultivation of Haematococcus pluvialis → Haematococcus pluvialis liquid → harvesting → cleaning → concentrated algae liquid → high pressure homogenization → supercritical extraction → filtration → concentration → third-party testing → canning → finished astaxanthin oil → storage (stored at 4°C or below away from light) → shipment
ITEMS | SPECIFICATIONS | RESULTS |
Appearance | Purplish red Powder | Complies |
Odor | Characteristic | Complies |
Taste | Characteristic | Complies |
Astaxanthin content(By HPLC) | ≥ 5% | 5.1% |
Loss on drying | ≤ 5.0% | 3.31% |
Granular size | 100%Through 80 mesh sieve | Complies |
Ash | ≤5% | 2.56% |
Heavy metals | ||
Total heavy metals | ≤ 10ppm | Complies |
As | ≤ 1ppm | Complies |
Pb | ≤ 3ppm | Complies |
Cd | ≤ 0.1ppm | Complies |
Hg | ≤ 0.1ppm | Complies |
Microbiological control | ||
Total plate count | ≤ 1000cfu/g | Complies |
Yeast & mold | ≤ 100cfu/g | Complies |
E.Coli | ≤ 30 MPN/100g | Complies |
Staphylococcus aureus | Negative | Complies |
Salmonella | Negative | Complies |
Conclusion | Complies with specification |
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