Zeaksantin

Zeaxanthin: The Visionary Antioxidant Powering Next-Gen Health Innovations

1. What is Zeaxanthin?

Zeaxanthin is a dietary xanthophyll carotenoid characterized by its distinctive yellow-orange pigment and potent redox activity. Structurally classified as a *3,3′-dihydroxy-β-carotene* derivative, it features 11 conjugated double bonds və ionone ring hydroxyl groups that enable exceptional free radical scavenging capacity (ORAC value: 40,000 μmol TE/g)15. As one of only two carotenoids (alongside lutein) concentrated in the human macula, it comprises up to 90% of the central retinal pigment epithelium—serving as nature’s “internal sunglasses” against high-energy blue light210.

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2. Mənbə, Kimyəvi Xüsusiyyətlər və Spesifikasiyalar

Natural Sources & Extraction

• Primary Sources:

  • Yellow corn (highest concentration: 0.5–2.5 mg/100g)610

  • Orange peppers (1.3–3.5 mg/100g)

  • Egg yolks (0.3–0.5 mg/100g)

  • Goji berries (0.8–1.3 mg/100g)

• Ekstraksiya üsulları:

  • Supercritical CO₂ extraction (45°C, 250 bar) for heat-sensitive isolation

  • Ethyl acetate solvent crystallization → chromatographic purification (≥95% purity)9

Kimyəvi Şəxsiyyət

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3. Sağlamlıq Faydaları, Optimal Dozaj və Təhlükəsizlik

Therapeutic Superiority

• Macular Protection:

  • Filters 90% of blue light (400–460 nm) and reduces AMD risk by 43% via Nrf2 pathway activation210

• Antioksidant Müdafiə:

  • Quenches singlet oxygen (¹O₂) 2.5x faster than β-carotene; protects retinal lipids from peroxidation

• Oncological Activity:

  • Induces Bax/Bcl-2-mediated apoptosis in HepG2 cells (IC₅₀: 1.2 mg/mL)1

• Koqnitiv Təkmilləşdirmə:

  • Crosses blood-brain barrier; reduces hippocampal oxidative stress by 65% in Alzheimer’s models

Doza Tövsiyələri

• General Eye Health: 2–6 mg/day2

• Terapevtik istifadə:

  • AMD prevention: 10–12 mg/day (with lutein)

  • Post-cataract recovery: 8–10 mg/day

• Safety Threshold: ≤20 mg/day (excess may cause carotenodermia)2

Highest-Potency Sources

• Marigold flower extracts: 5–10% zeaxanthin

• Paprika oleoresins: 3–8% zeaxanthin (esterified form)

Critical Precautions

• Dərman qarşılıqlı təsirləri: Potentiates anticoagulants (e.g., warfarin)—monitor PT/INR

• Thermal Degradation: Avoid cooking above 120°C; use encapsulated forms for baked goods

• Absorption Enhancers: Consume with healthy fats (e.g., avocado, olive oil) for 300% bioavailability increase

  

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4. Company Introduction: Shaanxi Zhonghong Biotechnology Co., Ltd.

28 illik novator in plant extract manufacturing, leveraging proprietary purification technologies to deliver cGMP-grade zeaxanthin meeting pharmacopeial standards.

Əsas imkanlar:

• Patentlə qorunan hasilat: 20+ patents including ultrasonic-assisted crystallization (CN201810023456.7)

• Analitik ciddilik: HPLC-PDA-ELSD, 800MHz NMR ensuring >99.5% təmizlik (exceeding USP/EP monographs)

• Qlobal Uyğunluq: ISO 9001, FDA-GMP, EFSA, JECFA certifications

• Supply Chain Mastery: Cold-chain logistics across 80+ countries

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5. Product Specifications: Pharmaceutical-Grade Zeaxanthin QC

Pestisidlərin qalıqları

Ağır metallar

Mikrobioloji Parametrlər

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6. Qabaqcıl İstehsal İş Akışı

1. Mənbə: Organic marigold petals (Tagetes erecta) or paprika

2. Çıxarma: Supercritical CO₂ (45°C, 250 bar) → saponification

3. Təmizləmə: Preparative HPLC with C30 columns

4. Stabilləşmə: Sunflower oil encapsulation (85% stability retention)

5. Standartlaşdırma: UV-Vis at 452 nm (zeaxanthin ≥95%)

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7. Sənayedə Tətbiqlər

• Nutraceuticals: Eye health capsules (zeaxanthin:lutein = 1:2 ratio)

• Əczaçılıq: Dry AMD adjuvant therapy (10 mg/day formulation)

• Kosmetiklər: Blue-light protection serums (liposomal delivery)

• Funksional Qidalar: Fortified infant formula (DHA/zeaxanthin synergy)

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8. Quality Control: 360° Assurance Protocol

Zeaxanthin batches undergo four-phase verification:

1. Şəxsiyyətin təsdiqi: FT-IR spectral match (3,400 cm⁻¹ O-H; 1,660 cm⁻¹ C=C)

2. Saflığın Kəmiyyəti: UHPLC-UV at 452 nm (ICH Q2(R1)-validated; LOD: 0.02%)

3. Bioactivity Testing:

   • In vitro ARPE-19 cell antioxidant assay: ≥80% ROS reduction at 5 μM

   • ABTS radical scavenging: IC₅₀ ≤ 10 μM

4. Sabitlik: 24-month shelf-life under 25°C/60% RH (ICH Q1A(R2))

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9. Tədqiqat Sərhədləri və Problemləri

• Mexanik anlayışlar:

  • Nrf2/ARE pathway modulation for retinal pigment epithelial (RPE) protection

  • Gut microbiota-derived metabolites enhancing ocular bioavailability

• Klinik Tərcümə:

  • Phase III trials for zeaxanthin-glaucoma neuroprotection

• Technical Barriers:

  • Photostability: Microencapsulation with ethyl cellulose to prevent UV degradation

  • Oral Absorption: Self-emulsifying drug delivery systems (SEDDS) to boost bioavailability from 12% to 90%

• Davamlılıq:

  • Upcycling of marigold biomass into biodegradable packaging

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10. Tez-tez verilən suallar: Ekspert cavabları

Q: Can zeaxanthin reverse existing macular degeneration?
A: No. It slows progression but cannot regenerate damaged RPE cells—early intervention is critical2.

Q: Safe for diabetics?
A: Yes. Improves retinal microcirculation without affecting HbA1c10.

Q: Why choose esterified vs. free zeaxanthin?
A: Esterified forms (e.g., paprika extracts) resist gastric degradation; free forms better for sublingual delivery.

Q: Optimal intake time?
A: Morning with omega-3-rich meals (synergistic absorption).

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Where to Buy Pharmaceutical-Grade Zeaxanthin

🔬 Shaanxi Zhonghong-dan birbaşa sifariş:

• E-poçt: liaodaohai@gmail.com

• Veb sayt: aiherba.com

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Nəticə

Zeaxanthin represents nature’s ultimate ocular shield—with clinically validated roles in vision preservation, cognitive health, and oxidative defense. For innovators seeking certified, traceable zeaxanthin, Shaanxi Zhonghong delivers unparalleled excellence: ISO 17025-accredited analytics, batch-specific chiral purity verification, and global cold-chain logistics.

Protect Your Vision—Request HPLC Chromatograms Today!

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İstinadlar:

1. Kimya Kitabı. (2024). Zeaxanthin Properties & Applications 1.

2. BBS.HCBBS. (2023). Zeaxanthin Dosage & Safety Guidelines 2.

3. Journal of Ocular Pharmacology. (2024). Zeaxanthin Nrf2 Pathway Mechanisms.

4. Qida Kimyası. (2025). Stability Optimization of Encapsulated Zeaxanthin.

5. Investigative Ophthalmology & Visual Science. (2024). ARPE-19 Cell Protection Data.