EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Certified quality standards on request:
Available
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Estimated delivery time: 26-JUL-2026 - 30-JUL-2026
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Ingredients (1223/2009) Cosmetics Regulation
Ingredients (1223/2009) Cosmetics Regulation
All variants have cosmetic compliance:
- Variant with Pentylene Glycol: Aqua (Water), Pentylene Glycol, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Composition (FDA): Water (A (>50 %)), Extract (B (25-50 %)), Glycol (C (10-25 %)) - Variant with Propylene Glycol: Aqua (Water), Propylene Glycol, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Composition (FDA): Water (B (25-50 %)), Glycol (B (25-50 %)), Extract (B (25-50 %)) - Variant with glycerin: Glycerin, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Composition (FDA): Glycol (A (>50 %)), extract (B (25-50 %)) - Variant with jojoba oil: Simmondsia Chinensis (Jojoba) Seed Oil, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Composition (FDA): Oil (A (>50 %)), Extract (B (25-50 %)) - Variant with squalane: Squalane, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Composition (FDA): oil (A (>50 %)), extract (B (25-50 %)) - Variant with sunflower oil: Helianthus Annuus (Sunflower) Seed Oil, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Composition (FDA): Oil (A (>50 %)), Extract (B (25-50 %)) - Variant as powder extract: EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid), maltodextrin
Composition (FDA): extract (A (>50 %)), maltodextrin (C (10-25 %))
Composition (1169/2011) Food Regulation
Composition (1169/2011) Food Regulation
Variants with propylene glycol, glycerine, sunflower oil or as powder extract have food compliance:
- Variant with propylene glycol: water, humectant: propylene glycol, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
- Variant with glycerine: Humectant: Glycerine (vegetable), EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
- Variant with sunflower oil: Sunflower oil, EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
- Variant as powder extract: EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Technical documentation
Technical documentation
TDS, SDS and CDS available after login
Compliance
Compliance
Variants with glycerine, sunflower oil or as a powder extract can be obtained with COSMOS, Natrue and/or EU Organic Regulation (Regulation (EU) 2018/848) or USDA Organic compliance on request. Please use our industry inquiry form.
CAS number
CAS number
86404-04-8
Use
Use
This product is intended exclusively for the cosmetics industry.
Recommended application concentration
Recommended application concentration
0,5-15 %
Packaging
Packaging
EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid): plastic container.
Organoleptics
Organoleptics
Visual evaluation: fine, white powder
Color evaluation: white
Origin
Origin
Europe and the rest of the world. Organically grown goods are preferred. Please note that this product contains biological ingredients whose biodegradability cannot be tested. Such ingredients were therefore not considered in the assessment.
Chemical-physical properties
Chemical-physical properties
pH: 3,9-7,2
Density: 1,03-1,06
Refractometry: 1,28-1,43
Analyzes
Analyzes
This is provided by dynamic characteristics and may not fully correspond to your language or regulatory space:
Analysis [s], [a]:
Name: EFFECTICS® Ethyl Ascorbic Acid (3-O-Ethyl Ascorbic Acid)
Analysis date:
Batch: 60002.0; (EC) No. 1223/2009
Supplier: CONIUNCTA
Preservative
Preservative
none
Microbiology
Microbiology
Total count of aerobic mesophilic bacteria / g / Method: ISO 21149:2022-08: < 10; Total count of yeasts and molds / g / Method: ISO 16212:2022-08: < 10; Total count of aerobic mesophilic microorganisms (bacteria + yeasts + molds) / g / Method: ISO 17516:2014-10: < 10; Non-specified microorganisms (including gram-negative bacteria such as Pluralibacter gergoviae and Burkholderia cepacia) / g / Method: ISO 18415:2022-08: not detectable; Specified microorganisms (Pseud. aeruginosa, E.coli, Staph. aureus, Candida albicans) / g / Method: ISO 18415:2022-08: not detectable
Durability
Durability
When stored dry between 10 and 30°C in the original sealed container: 24 months.
Flash point
Flash point
> 100 °C
Shipping information
Shipping information
The product will be sent to you depending on your customer status.
Disclaimer
Disclaimer
It cannot be excluded that color changes may occur during storage depending on temperature. Should cloudiness or precipitates develop, filtration of the product would be required. This has no effect on the quality of the product. This is a raw material intended for the manufacture of cosmetics. The images shown here serve to illustrate the liquid and are to be considered as approximate only. It is guaranteed that the products meet the specifications listed on their label, packaging and/or certificate of analysis at the time of shipment or for the expressly stated duration. CONIUNCTA® disclaims all express or implied warranties, including but not limited to implied warranties of merchantability or fitness for a particular purpose, with respect to our products or related information. The customer is solely responsible for determining the suitability of CONIUNCTA® products for their own applications, uses and processes, including ensuring that no third-party intellectual property rights are infringed. CONIUNCTA® shall not be liable for incidental, consequential, indirect, exemplary or special damages of any kind arising from the use or failure of the products. All sales are subject to the full terms and conditions of sale of CONIUNCTA®. Prices may be changed without prior notice and CONIUNCTA® reserves the right to modify or discontinue products without prior notice.
FAQ
FAQ
Please read our FAQ.
EFFECTICS® Ethyl Ascorbic Acid (INCI: 3-O-Ethyl Ascorbic Acid, CAS 86404-04-8) is a water-soluble, stabilized vitamin C derivative for cosmetic formulations. The ethyl group protects the active vitamin C structure against oxidation and ensures a continuous release in the skin. The raw material comes as a fine white powder and is supplied without carriers and without preservatives.
Specification
- INCI: 3-O-Ethyl Ascorbic Acid
- CAS number: 86404-04-8
- Appearance: fine white powder
- Solubility: readily soluble in water
- pH value: 3.9 to 7.2
- Carrier: none
- Preservatives: none
- Vegan: yes
- Microbiology: total viable count below 10 per gram (ISO 17516), specified microorganisms not detectable (ISO 18415)
- Regulatory status: raw material for the cosmetics industry according to Regulation (EC) No 1223/2009
- Packaging: plastic container
- Shelf life: 24 months when stored dry between 10 and 30 °C in the original sealed container
Application in cosmetics
EFFECTICS® Ethyl Ascorbic Acid is used in formulations for brightening, for hyperpigmentation and for collagen stimulation. Typical applications include brightening serums, anti-aging creams and sun care products. The documented properties of the raw material include antioxidant, astringent, balancing and nourishing effects.
The usage concentration is 0.5 to 15%. The high stability of the derivative allows formulations across a wide pH range from 4 to 7. Since the powder dissolves readily in water, it is suitable for aqueous systems such as serums and creams.
Application in food
EFFECTICS® Ethyl Ascorbic Acid is intended exclusively for the cosmetics industry and is not suitable for food.
Frequently asked questions
What is 3-O-Ethyl Ascorbic Acid?
3-O-Ethyl Ascorbic Acid is a stabilized vitamin C derivative with high resistance to oxidation. The ethyl group at the 3-O position protects the active vitamin C structure. The raw material is commonly known as ethyl ascorbic acid.
Is ethyl ascorbic acid water-soluble?
Yes. The fine white powder dissolves readily in water and can therefore be incorporated into aqueous formulations.
At what concentration is ethyl ascorbic acid used?
Depending on the formulation, the usage concentration is 0.5 to 15%. Further technical details are provided in the TDS.
Is the product vegan and preserved?
EFFECTICS® Ethyl Ascorbic Acid is vegan, contains no preservatives and comes without carriers.
How is ethyl ascorbic acid stored?
Dry, between 10 and 30 °C and in the original sealed container. Under these conditions the shelf life is 24 months. A color change during storage is possible and does not affect the quality of the product.
The technical data sheet (TDS) and the safety data sheet (SDS) are available for download on the product page. Prices and volume discounts after login.





