Ethyl Ascorbic Acid

Ethyl Ascorbic Acid

High stablality Vitamin C derivative for brightening and antioxidant support

INCI Name: 3-O-Ethyl Ascorbic Acid

Appearance: White to off-white crystalline powder

Solubility: Water-soluble (also compatible with glycols)

Function: Antioxidant, skin-brightening, tone-evening active

Ethyl Ascorbic Acid is an advanced, stabilized form of Vitamin C engineered to deliver the benefits of ascorbic acid while offering improved stability, easier formulation, and reduced sensitivity to oxidation.

Supplied as a cosmetic raw material for formulation use.

What It Does

Ethyl Ascorbic Acid provides antioxidant protection while supporting a more even-looking skin tone. Unlike pure ascorbic acid, it is significantly more stable in aqueous systems and can be formulated at a broader pH range, making it easier to incorporate into modern cosmetic products.

Typical Use Levels

• 0.5 – 2% — Maintenance antioxidant support
• 2 – 5% — Brightening and tone-focused formulations

How to Incorporate

• Dissolve in water or glycol phase before combining with other ingredients.
• Can be added during cool-down or moderate heat processing.
• Ensure full dissolution prior to emulsification.

Recommended pH Range

• pH 4.0 – 6.0 for optimal performance and stability.

Formulation Notes

• More stable than L-Ascorbic Acid in typical cosmetic systems.
• Compatible with niacinamide, peptides, and botanical actives.
• Suitable for serums, lotions, gels, and brightening treatments.

Common Applications

• Brightening serums
• Antioxidant emulsions
• Tone-evening treatments
• Multi-active formulations

Documents

• Certificate of Analysis (COA)
• Safety Data Sheet (SDS)

Storage

• Store tightly sealed in a cool, dry place.
• Protect from moisture and prolonged light exposure.
• Avoid excessive heat during storage.

Disclaimer

This material is supplied for cosmetic formulation use only. Not intended for direct application without proper formulation. The formulator is responsible for ensuring suitability and regulatory compliance.