1.3‑O‑Ethyl Ascorbic Acid (VCE) – Stable Vitamin C Derivative for Cosmetics & Supplements
Looking for a reliable herbal extract supplier for high-purity 3‑O‑Ethyl Ascorbic Acid? AIHerba® is your trusted botanical extract manufacturer and plant extract factory in China, offering consistent quality and traceable supply chains. Our bulk herbal extracts are designed for cosmetics, nutraceuticals, and dietary supplements, providing superior stability, solubility, and antioxidant properties. With over 28 years of production experience, ISO, GMP, and HACCP-certified manufacturing, we deliver professional OEM/ODM services and customized solutions. Whether you want to buy herbal extracts wholesale, request a free sample herbal extract, or explore customized herbal extract formulations, AIHerba® ensures competitive price, fast delivery, and complete technical support. Our COA, MSDS, and third-party testing reports are available upon request.

2. Product Overview
Scientific Name: 3‑O‑Ethyl Ascorbic Acid (VCE)
CAS Number: 86404‑04‑8
Appearance: White to off-white crystalline powder
Solubility: Water-soluble, compatible with cosmetic and dietary supplement formulations
Purity: ≥ 99% (HPLC verified)
Main Applications: Skin-brightening serums, anti-aging creams, dietary supplements, functional beverages
AIHerba®’s bulk herbal extracts are sourced from verified, traceable raw materials and processed under strict quality control to maintain maximum stability and efficacy.
3. Benefits & Functional Highlights
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Superior Stability: Maintains potency under light, heat, and oxygen exposure, outperforming standard L‑ascorbic acid.
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Antioxidant Support: Protects formulations and reduces oxidative degradation.
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Skin-Friendly: Compatible with a wide pH range; ideal for cosmetic serums and creams.
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Formulation Flexibility: Soluble in water-based products and compatible with common cosmetic excipients.
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Bulk Supply Advantages: Consistent quality for large-scale production, with COA and third-party testing available.
Reference: PubMed – Antioxidant properties of 3‑O‑Ethyl Ascorbic Acid
4. Recommended Usage & Formulation Guide
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Cosmetic Products: 0.5–3% concentration in serums, creams, and masks.
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Dietary Supplements: As an active antioxidant ingredient in functional foods.
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Formulation Notes: Maintain pH between 5–7; avoid excessive heat during mixing.
Tip: AIHerba®’s R&D team can provide customized formulation guidance for GMP certified plant extract for cosmetics applications.
5. Traditional & Modern Applications
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Used historically as a Vitamin C derivative to enhance skin brightness and antioxidant protection.
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Widely incorporated in modern dietary supplement raw material manufacturer products for stability and efficacy.
6. Product Specifications & COA
| Category | Item | Specification | Method |
|---|---|---|---|
| Purity | 3‑O‑Ethyl Ascorbic Acid | ≥ 99% | HPLC |
| Appearance | Powder | White to off-white | Visual |
| Moisture | Water Content | ≤ 2% | Karl Fischer |
| Ash | Total Ash | ≤ 0.5% | AOAC |
| Heavy Metals | Lead (Pb) | ≤ 2 ppm | ICP-MS |
| Heavy Metals | Arsenic (As) | ≤ 1 ppm | ICP-MS |
| Heavy Metals | Mercury (Hg) | ≤ 0.1 ppm | ICP-MS |
| Heavy Metals | Cadmium (Cd) | ≤ 1 ppm | ICP-MS |
| Pesticides | Total Pesticide Residues | Complies with EU/US limits | GC-MS/LC-MS |
| Microbial | Total Plate Count | ≤ 1000 CFU/g | USP |
| Microbial | Yeast & Mold | ≤ 100 CFU/g | USP |
| Microbial | E. coli | Negative | USP |
| Microbial | Salmonella | Negative | USP |
COA / MSDS available upon request.
7. Production Process
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Raw Material Selection: Verified plant sources with traceable origin.
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Extraction: Water-ethanol or advanced supercritical CO₂ extraction to ensure purity.
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Purification: Crystallization & filtration under GMP conditions.
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Drying & Milling: Controlled to maintain stability and solubility.
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Quality Control: In-process testing via HPLC, UV, microbial screening.
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Packaging & Storage: Moisture-proof, light-protected containers.
8. Storage, Shelf Life & Packaging
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Storage Conditions: Cool, dry, and dark environment; avoid moisture and direct sunlight.
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Shelf Life: 24 months when properly stored.
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Packaging Options: 25 kg/drum, 10 kg/drum, custom packaging available.
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Sample Policy: Free samples available for qualified buyers.
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MOQ: 1 kg – supports both small-scale trials and bulk orders.
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Shipping: Worldwide shipping with professional logistics and export compliance.
9. Applicable Industries & Usage Scenarios
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Cosmetics & Skincare: Serums, creams, masks.
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Dietary Supplements: Functional foods, tablets, powders.
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Food & Beverage: Fortified drinks and health beverages.
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Pharmaceuticals: Stable Vitamin C formulations for antioxidant support.
Recommended Methods: Mix thoroughly with other water-soluble actives; maintain pH and temperature guidelines for optimal stability.
10. Scientific Source & Quality Assurance
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Raw Material Traceability: Full batch traceability from plant origin to final product.
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Certified Production: ISO 9001, HACCP, GMP-compliant facilities.
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Third-party Testing: HPLC, UV, microbial testing for purity and safety.
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References:
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FDA Cosmetic Ingredient Review – Regulatory Guidance
11. FAQ (6 Common Questions)
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What makes 3‑O‑Ethyl Ascorbic Acid more stable than regular Vitamin C?
Its ethyl modification enhances resistance to oxidation, heat, and light. -
Can I use it in both water-based and oil-based formulations?
It is water-soluble but compatible with emulsions when properly formulated. -
What is the recommended concentration for cosmetic products?
Typically 0.5–3% depending on product type and desired effect. -
Is AIHerba® a reliable supplier for bulk orders?
Yes, our plant extract factory in China supports wholesale and OEM/ODM services. -
Are COA and MSDS available for each batch?
Yes, all batches come with COA, MSDS, and optional third-party testing reports. -
Can I request a free sample before bulk purchase?
Yes, free sample herbal extract requests are supported for qualified buyers.
12. Factory & Experience Overview
AIHerba® (Shaanxi Zhonghong Investment Technology Co., Ltd.) is a GMP-certified plant extract manufacturer with over 28 years of experience producing high-purity botanical extracts for cosmetics, dietary supplements, and functional foods. Our OEM & ODM services allow customized formulations, and our bulk herbal extracts ensure consistent quality and traceable supply chains. With ISO, HACCP, and GMP-compliant facilities, we integrate modern extraction technologies to deliver stable, potent, and safe products to global partners.
Contact: 📧 sales@aiherba.com | info@aiherba.com | liaodaohai@gmail.com
🌐 www.aiherba.com





