Vitamin K2 (CAS 523-39-7) Ultimate User Guide 2025
Table of Contents
- 1. Product Specifications & Comparative Analysis
- 2. Key Applications & Biological Functions
- 3. Industrial Use Cases
- 4. Verified Customer Success Stories
- 5. Technical Consultation & Quotation
1. Product Specifications & Comparative Analysis
| Parameter | Vitamin K2 (MK-7) | Vitamin K1 | Synthetic K2 |
|---|---|---|---|
| CAS Number | 523-39-7 | 11104-38-4 | 863-61-6 |
| Chemical Formula | C31H40O2 | C31H46O2 | C31H40O2 |
| Bioavailability | 72-hour half-life | 1.5-hour half-life | 24-hour half-life |
| Purity Grade | ≥98% (HPLC) | ≥95% | ≥99% |
2. Key Applications & Biological Functions
2.1 Cardiovascular Health Optimization
Activates matrix Gla protein (MGP) to prevent arterial calcification. Clinical trials show 52% reduction in vascular stiffness with 180μg/day supplementation.
2.2 Bone Density Enhancement
Directs calcium deposition to bones through osteocalcin activation. 3-year study demonstrates 3.8% increase in lumbar spine BMD in postmenopausal women.
2.3 Anti-Aging Applications
Mitochondrial protection via activation of UBIAD1 enzyme, reducing oxidative stress markers by 41% in animal models.
3. Industrial Use Cases
3.1 Nutraceutical Formulations
Standardized in softgel capsules (45-200μg/dose) with enhanced stability through microencapsulation technology.
3.2 Functional Food Fortification
Heat-stable MK-7 variants enable baking applications (cookies, bread) with 80% retention rate after thermal processing.
4. Verified Customer Success Stories
4.1 NutraHealth USA (Dietary Supplements)
Challenge: Needed stable K2 formulation for sublingual delivery
Solution: Nanoemulsion MK-7 (50nm particle size)
Result: 300% bioavailability improvement, $2.3M annual sales
4.2 BioFoods Japan (Fermented Foods)
Challenge: Natural K2 enrichment in natto products
Solution: Bacillus subtilis strain optimization
Result: 400μg/100g content, JAS certification obtained
5. Technical Consultation & Quotation
Request customized specifications:
- Email: info@vivalr.com
- Phone: (86) 15866781826
Our experts provide:
- Regulatory compliance analysis (FDA/EFSA/PMDA)
- Stability testing protocols
- Custom synthesis (1kg to ton-scale)



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