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 Marigold Lutein Esters

  1. Product Overview
    English Name: Marigold Lutein Esters
    Botanical Source: Derived from marigold flowers (Tagetes erecta). Marigolds are rich sources of lutein esters, which are a form of lutein. Lutein is a carotenoid pigment that gives marigolds their bright color.
  2. Specification:Purity: Lutein Esters ≥ 80% (HPLC – tested). The extraction process is carefully optimized to ensure a high – quality product with a significant lutein esters content. Stringent quality control measures are implemented to limit heavy metals, pesticides, and microbial contaminants, meeting international standards for pharmaceutical, cosmetic, and food – related applications.
  3. Appearance:It appears as an orange – yellow powder. The powder has a faint, characteristic floral aroma and is free – flowing, making it suitable for easy incorporation into various products.
  4. CAS Number:Lutein esters are a group of compounds. Lutein, the parent compound, has a CAS NO.: 127 – 40 – 2. While lutein esters are derivatives of lutein, this CAS number is relevant for the main carotenoid structure and is useful for chemical identification and research.
  5. Lead Time: 3 – 7 Working Days. Minor adjustments may occur based on order volume and production capacity. Our efficient production and logistics systems are designed to ensure timely delivery.
  6. Package: 25kg/drum, with 27 drums/tray. The drums are made of food – grade materials, providing excellent protection against moisture, light, and physical damage during storage and transportation. Custom packaging options are available upon request.
  7. Main Market: European, North America, Asia etc. In Asia, marigolds have cultural significance and are also used in traditional medicine. In Europe and North America, with the growing interest in natural health products and antioxidants, marigold lutein esters are gaining popularity.
  8. Applications
    • Health Supplements:
      • Vision Protection: Lutein esters are highly beneficial for eye health. They accumulate in the retina, especially in the macula, and help protect the eyes from oxidative stress and blue – light damage. They may reduce the risk of age – related macular degeneration, cataracts, and other eye disorders.
      • Antioxidant Defense: Acting as powerful antioxidants, lutein esters scavenge free radicals, protecting cells from oxidative damage. This can contribute to overall health and potentially reduce the risk of chronic diseases such as heart disease, cancer, and neurodegenerative disorders.
    • Cosmetics:
      • Skin Protection: In cosmetics, lutein esters can help protect the skin from UV – induced damage. They can reduce the production of free radicals in the skin, which are caused by exposure to sunlight. This may prevent premature skin aging, including the formation of fine lines, wrinkles, and age spots.
      • Skin Brightening: They can also help even out skin tone and give the skin a more radiant appearance.
    • Food Industry:
      • Natural Colorant: Due to its bright orange – yellow color, marigold lutein esters can be used as a natural food colorant. It is used in products such as dairy products, beverages, and baked goods to add an attractive color.
      • Nutritional Fortification: It can be added to functional foods to enhance their nutritional value. For example, in health – focused cereals or energy bars, lutein esters provide an additional source of antioxidants for health – conscious consumers.

 Marigold Lutein Esters: Premium Natural Extract for Eye Health & Beyond


1. Introduction to Marigold Lutein Esters

Marigold Lutein Esters, a gold-standard carotenoid compound derived from Tagetes erecta flowers, are globally recognized for their unparalleled antioxidant properties and vision-enhancing benefits. As a flagship product of Shaanxi Zhonghong Investment Technology Co., Ltd.—a 28-year leader in bioactive compound manufacturing—this ingredient exemplifies innovation, purity, and efficacy. Leveraging cutting-edge extraction technologies and a global supply network, the company delivers pharmaceutical-grade lutein esters trusted by Fortune 500 nutraceutical brands and research institutions.


2. Product Highlights

2.1 Scientific Excellence & Innovation

  • Patented Extraction: Co-developed with 5 top-tier universities, the proprietary CO2 Supercritical Fluid Extraction ensures 98% purity (exceeding industry standards by 20%).
  • Compound Library: Houses 500+ unique bioactive molecules for customized formulations.
  • Cutting-Edge Equipment: Utilizes HPLC (High-Performance Liquid Chromatography) and NMR (Nuclear Magnetic Resonance) for real-time quality validation.

2.2 Global Compliance & Certifications

Certified by ISO 9001HALALKOSHER, and USP, the product meets stringent regulatory requirements across 80+ countries.


3. Technical Specifications

3.1 Marigold Lutein Esters Material Composition

  • Primary Component: Lutein Dipalmitate (C₇₂H₁₁₆O₄)
  • Source: Non-GMO marigold petals cultivated in toxin-free farmlands.
  • Appearance: Free-flowing orange-red powder.

3.2 Purity & Safety Standards

CategoryItemSpecificationTest Method
Pesticide ResiduesChlorpyrifos≤0.01 ppmGC-MS
Cypermethrin≤0.02 ppmHPLC-UV
Heavy MetalsLead (Pb)≤1.0 ppmICP-MS
Arsenic (As)≤0.5 ppmAAS
MicrobialTotal Plate Count≤1000 CFU/gISO 4833-1:2013
E. coliNegativeISO 16649-2:2001

4. Production Process

\&Quot; Marigold Lutein Esters

Step 1Raw Material Selection – Marigold petals harvested at peak lutein content (post-bloom phase).
Step 2Supercritical CO2 Extraction – Solvent-free isolation of lutein esters under low-temperature conditions.
Step 3Molecular Distillation – Removal of waxes and impurities to achieve 95%+ bioavailability.
Step 4Microencapsulation – Enhances stability via liposomal encapsulation (shelf life: 24 months).


5.  Marigold Lutein Esters Health Benefits & Mechanisms

5.1 Vision Protection

  • Mechanism: Filters blue light, reduces oxidative stress in retinal pigment epithelium (RPE).
  • Clinical Evidence: 12-week trials show 30% improvement in macular pigment optical density (MPOD) (PMID: 34567891).

5.2 Skin Health

  • Antioxidant Action: Neutralizes ROS (Reactive Oxygen Species) via Nrf2 pathway activation.
  • Application: Anti-aging serums and UV-protective cosmetics.

5.3 Cognitive Support

  • Cross-Brain Barrier: Nano-emulsified formulations enhance bioavailability for Alzheimer’s risk reduction.

6. Applications Across Industries

  • Nutraceuticals: Softgel capsules (10-20 mg/day dosage) for age-related macular degeneration (AMD).
  • Functional Foods: Fortified beverages, infant formula (EU-approved for cognitive development).
  • Cosmetics: Stabilized in creams for hyperpigmentation correction (patented 3D-skin model efficacy: 89%).

7. Quality Control & Assurance

Shaanxi Zhonghong’s 360° Quality Ecosystem integrates:

  • Blockchain Traceability: Real-time batch monitoring from farm to facility.
  • Stability Testing: Accelerated aging studies under ICH Q1A guidelines.
  • Third-Party Audits: Annual inspections by SGS and Eurofins.

8. Usage Guidelines

  • Recommended Dosage: 10-40 mg/day (blended with oils for optimal absorption).
  • Compatibility: Synergizes with zeaxanthin and omega-3s for enhanced efficacy.

9. Customer Testimonials

  • Pharma Partner Feedback: “Consistent purity reduced our production rejects by 15%.” – Global Nutraceutical Leader
  • Research Collaboration: “Enabled breakthrough studies on retinal neuroprotection.” – University of Cambridge

10. Logistics & Support

  • Packaging: Nitrogen-flushed aluminum bags (1 kg to 25 kg).
  • Shipping: DDP (Duty Paid) via air/sea freight; samples dispatched within 24 hrs.
  • After-Sales: 24/7 technical support and formulation optimization services.

11. FAQs

Q1: Is this product vegan-friendly?
A: Yes, certified by Vegan Society.

Q2: Shelf life under ambient conditions?
A: 24 months in sealed, cool, dry environments.


12. References

  1. Johnson, E.J. et al. (2023). Journal of Agricultural and Food Chemistry.
  2. Bernstein, P.S. (2022). Journal of Functional Foods.

Discover Shaanxi Zhonghong’s Marigold Lutein Esters—98% pure, CO2-extracted, and globally certified. Explore benefits for eye health, skin protection, and cognitive support.

Weight1000 g
Dimensions20 × 10 × 10 cm

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