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Lutein, a naturally occurring carotenoid derived from marigold flowers, is renowned for its powerful antioxidant properties and essential role in eye health. It often coexists with its isomer, zeaxanthin, in nature, and these two compounds can interconvert within the body. Both humans and mammals must obtain lutein through their diet, as the body cannot synthesize it on its own.
Lutein serves multiple purposes. As a key component of the macular pigment, it helps filter harmful blue light, reduce oxidative stress, making it ideal for those with prolonged screen time, or concerns about long-term eye health. It is also a natural coloring agent, giving foods and supplements a vibrant yellow hue.
In summary, lutein, derived from marigold flowers, is not only a valuable natural coloring agent but also a crucial component in supplements, offering a range of health advantages when consumed as part of a balanced diet.
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Powder 80%
Microencapsulated Powder CWD/CWS 5%
Beadlets 5%/10%,20%
Oil Suspension 10%, 20%
| General Information | |||
| Product Name | Marigold Flower Extract | Part Used | Root |
| Item | Specification | Result | Method |
| Physical and Chemical Property | |||
| Appearance | Yellow to Orange Red Powder | Conforms | Visual |
| Particle Size | ≥95% through 80 mesh | Conforms | Screening |
| Residue on Ignition | ≤5g/100g | 3.52g/100g | 3g/550℃/4hrs |
| Loss on Drying | ≤5g/100g | 3.05g/100g | 3g/105℃/2hrs |
| Identification | Conforms with TLC | Conforms | TLC |
| Content: Lutein | Lutein ≥ 20% | 20.08% | HPLC |
| Residue Analysis | |||
| Heavy Metals | ≤10mg/kg | Conforms | |
| Lead (Pb) | ≤3.00mg/kg | Conforms | ICP-MS |
| Arsenic (As) | ≤2.00mg/kg | Conforms | ICP-MS |
| Cadmium (Cd) | ≤1.00mg/kg | Conforms | ICP-MS |
| Mercury (Hg) | ≤0.50mg/kg | Conforms | ICP-MS |
| Microbiological Tests | |||
| Total Plate Count | ≤1000cfu/g | 200cfu/g | AOAC 990.12 |
| Total Yeast & Mold | ≤100cfu/g | 10cfu/g | AOAC 997.02 |
| E.Coli. | Negative/10g | Conforms | AOAC 991.14 |
| Salmonella | Negative/10g | Conforms | AOAC 998.09 |
| S.aureus | Negative/10g | Conforms | AOAC 2003.07 |
Lutein powder is used in food;
Lutein powder is used as a beneficial ingredient in dietary supplements;
Lutein powder can also be used as an additive in feeds for poultry, fish and shrimps.
Lutein is a naturally occurring carotenoid commonly extracted from marigold flowers (Tagetes erecta). It is widely used in eye-health, healthy-aging, children’s nutrition and beauty-from-within formulations.
Commercial lutein ingredients may be standardized as free lutein or lutein esters, depending on the extraction and processing method.
Lutein can be supplied in several concentrations and delivery formats, including:
Lutein powder
Microencapsulated lutein powder
Water-dispersible lutein beadlets
Lutein granules
Lutein oil suspension
Lutein combined with zeaxanthin
The appropriate format depends on the target dosage form, required stability, dispersibility and processing conditions.
Lutein is suitable for:
Eye-health capsules and tablets
Gummies
Sachets and stick packs
Functional beverage powders
Children’s nutrition products
Multivitamin premixes
Healthy-aging supplements
Beauty-from-within formulas
Microencapsulated or beadlet formats are generally preferred for dry products because they offer better flowability, oxidation protection and dosage-form compatibility.
Lutein is sensitive to oxygen, light and heat. Microencapsulation surrounds the lutein with a protective wall matrix, helping improve stability during processing and storage.
Key quality parameters may include:
Lutein assay
Zeaxanthin content
Moisture
Particle size
Dispersibility
Residual solvents
Heavy metals
Microbiological limits
Light-resistant, oxygen-barrier packaging and controlled storage conditions are recommended.
Marigold-derived lutein is plant-based and can be suitable for vegan formulations. Depending on the carrier system, it can also support allergen-conscious and clean-label positioning.
For vegan products, plant-based wall materials such as modified starch, gum arabic or other suitable carbohydrates may be selected instead of gelatin or dairy-derived carriers.
Final claims should be confirmed against the product specification, allergen statement and manufacturing-site controls.
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