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Antioxidant

3-O-Ethyl Ascorbic Acid

Often labeled as: EAC

The highly stable, fast-acting Vitamin C derivative.

๐Ÿ›ก๏ธ
Overall Safety Safe
๐Ÿ‘ถ
Pregnancy Safety Safe
๐Ÿ•ณ๏ธ
Comedogenic (0-5) 0 / 5
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Irritancy (0-5) 1 / 5

๐Ÿ”ฌ How It Actually Works

An etherified derivative of ascorbic acid. It offers superior stability against heat and light while maintaining a very high conversion rate to pure Vitamin C in the skin.

๐Ÿ’– Why your skin loves it

Fades dark spots, evens skin tone, and protects against environmental stress.

๐Ÿ’ก Pro Tip

Can be formulated at a skin-friendly pH, eliminating the stinging associated with traditional Vitamin C.

โš–๏ธ Myth vs. Fact

The Myth

All Vitamin C smells like hot dog water.

The Science

EAC is highly stable and does not oxidize quickly, so it avoids that metallic smell.

๐Ÿงด Formulations featuring 3-O-Ethyl Ascorbic Acid

โ˜… 9.4
Tea Tree Oil Pimple Gel
Aiken
Tea Tree Oil Pimple Gel
Treatment

An incredibly robust, multi-acid acne treatment gel. By combining Salicylic Acid, Lactic Acid, and Mandelic Acid with pure Tea Tree Oil, it forcefully digests the keratin plug blocking the pore while simultaneously neutralizing the bacterial infection. What sets it apart is the massive inclusion of Cica extracts (Asiaticoside, Madecassic Acid) and Vitamin C to completely suppress the redness and prevent the pimple from leaving a dark brown scar smoothly.

โ˜… 9.4
Bright Days Brightening Moisture Gel
Wardah
Bright Days Brightening Moisture Gel
Moisturizer

A spectacular formulation milestone in local mass-market skin care that merges deep active spot fading with an incredibly weightless physical delivery. Wardah entirely discards heavy, pore-choking mineral petrolatum or thick vegetable butters that suffocate oily acne-prone skins under the sun, structuring this moisturizer inside an ultra-breathable **Water-Burst Gel texture**. Powered by high-purity Niacinamide paired with stable Ethyl Ascorbic Acid, it directly blocks dark melanin packets from entering surface cells. Upon skin contact, it melts into a cooling watery splash that absorbs within 20 seconds, sealing structural micro-gaps flawlessly while leaving a fresh, shine-free satin finish.

โ˜… 8.8
Bright Complete Vitamin C Booster Serum
Garnier
Bright Complete Vitamin C Booster Serum
Serum

A massive drugstore favorite across Southeast Asia that relies on a fast-drying, highly penetrative vehicle. Garnier utilizes an alcohol-based serum carrier infused with a highly stable Vitamin C derivative (3-O-Ethyl Ascorbic Acid) and Niacinamide. This dual-action approach actively disrupts the transfer of melanin while boosting overall skin radiance cleanly. Because it contains volatile cosmetic alcohol, it flashes off the skin instantly, leaving a completely weightless, matte finish that is perfect for layering under sunscreen in hot, humid weather, though it may feel slightly tightening on chronically dry skin.

โ˜… 8.8
Glow-C Super Boosting Serum
Cosmoderm
Glow-C Super Boosting Serum
Serum

A highly potent, stable Vitamin C derivative serum using Ethyl Ascorbic Acid. The 5000mg claim sounds massive, but in a 30ml bottle, it equates to roughly a 16 percent concentration, which is clinically excellent for aggressive brightening. It features Panthenol and Lactic acid to provide gentle hydration and pH buffering. However, the inclusion of Orange Essential Oil means it carries a strong citrus scent and poses a potential risk for contact dermatitis in highly sensitive profiles.

โ˜… 9.4
Radiance Up! Antioxidant Serum
Y.O.U
Radiance Up! Antioxidant Serum
Serum

A powerful modern brightening champion in Malaysia engineered specifically to dismantle stubborn pigmentation induced by intense tropical UV exposure. Y.O.U deploys a multi-tier active system driven by **SymWhite 377 (Phenylethyl Resorcinol)**โ€”a clinical active molecule certified to be significantly more efficient than standard Arbutin or Kojic acid at blocking tyrosinase enzymes. This is paired with a pure 5% Niacinamide dose and stable Ethyl Ascorbic Acid to stop rogue melanin packets from entering surface skin cells. The physical texture is an ultra-fluid, water-clear hydro-serum that glides effortlessly across cell reliefs, sinking past boundaries within 15 seconds flat to leave a pristine, non-greasy satin touch.