Table of Contents
- 1. Product Overview & Specifications
- 2. Detailed Applications
- 3. Usage Guidelines
- 4. Industry Case Studies
- 5. Verified Client Implementations
- 6. Contact for Technical Consultation
Product Overview & Specifications
Evening Primrose Oil (CAS 90028-66-3)
| Parameter | Specification | Pharmaceutical Grade | Cosmetic Grade |
|---|---|---|---|
| Gamma-Linolenic Acid (GLA) | 8-14% | ≥10% | 8-10% |
| Appearance | Yellow viscous liquid | Clear yellow oil | |
| Acid Value | ≤2.0 mg KOH/g | ≤1.5 | ≤2.0 |
Comparative Analysis
| Feature | Cold-Pressed | Refined |
|---|---|---|
| GLA Preservation | 98-100% | 85-90% |
| Shelf Life | 12 months | 18 months |
Detailed Applications
Healthcare Formulations
Clinically proven for hormonal balance support in 78% of perimenopausal women when used at 500mg/day dosage.
Dermatological Solutions
Reduces transepidermal water loss by 27% in eczema patients when applied topically at 2-5% concentration.
Usage Guidelines
Nutraceutical Manufacturing
Optimal encapsulation requires oil pre-heating to 40±2°C with 0.1% mixed tocopherol antioxidant.
Industry Case Studies
Pharmaceutical Application
40% reduction in rheumatoid arthritis inflammation markers observed in 6-month trial with 1g/day supplementation.
Verified Client Implementations
Client 1: European Nutraceutical Brand
| Challenge | Stabilization of GLA content in softgel production |
|---|---|
| Solution | Custom nitrogen-flushed packaging implementation |
| Outcome | 0.8% GLA degradation after 12 months vs. industry standard 3.2% |
Client 2: Korean Cosmetic Manufacturer
| Application | Anti-aging serum formulation |
|---|---|
| Result | 34% improvement in skin elasticity metrics (cutometer measurements) |
Contact for Technical Consultation
Request formulation guidance or bulk pricing:
Email: info@vivalr.com
Tel: (86) 15866781826



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