Developed by Yuhan Corporation—Korea's most respected pharmaceutical pioneer—KeyELENA EGF-PDRN Dual Repair Whitening Ampoule Serum features an innovative "melting-core" dual-thread system designed for targeted dark spot correction and intensive skin repair. Registered as a dual-functional cosmetic (whitening + wrinkle improvement), this low-irritation formula combines PDRN, EGF, and powerful brightening agents to restore radiance, elasticity, and balance to dull, tired skin.

Key Highlights & Clinical Results

• First-Ever "Melting-Core" System: Delivers fresh Vitamin and PDRN threads directly into the skin for maximum active potency.

• Triple Brightening Synergy: Niacinamide, Tranexamic Acid, and Ethyl Ascorbyl Ether work together to clear hyperpigmentation and even out skin tone.

• Elasticity & Barrier Repair: EGF strengthens the natural barrier while PDRN (2,400 ppm) boosts density and natural radiance.

• Clinically Tested Performance: In human-use trials with 20 adult women (Dec 2025–Jan 2026), 100% of participants reported:

  • Lighter dark spots and improved blemish appearance

  • Enhanced skin elasticity

  • Long-lasting hydration

• Safe & Low-Irritation Formula: Dermatologist-tested, high-concentration formula free of 7 types of parabens and harsh additives.

Product Specifications

How to Use (Syringe Applicator System)

1. Uncap: Remove the protective cap from the top of the ampoule bottle.

2. Insert: Remove the cap from the syringe applicator and insert it firmly into the center of the rubber stopper.

3. Draw: Tilt the ampoule slightly and slowly pull back the syringe plunger to extract the desired amount.

4. Apply: Press the plunger to dispense the serum directly onto skin, then gently pat until absorbed.

5. Store: Keep the syringe inserted into the ampoule opening between uses for hygienic storage.

Full Ingredients

Water, Niacinamide, Butylene Glycol, Glycerin, Methylpropanediol, Dipropylene Glycol, 1,2-Hexanediol, Panthenol, C12-14 Alketh-12, Ethylhexylglycerin, Sodium DNA (2,400 ppm), Carbomer, Tromethamine, Tranexamic Acid, Ethyl Ascorbyl Ether, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Adenosine, Xanthan Gum, Irish Moss (Chondrus Crispus) Powder, Agar, Disodium EDTA, Synthetic Fluorphlogopite, Allantoin, Titanium Dioxide, sh-Oligopeptide-1 (EGF 9.99 ppm), sh-Oligopeptide-2, sh-Polypeptide-1, sh-Polypeptide-10, sh-Polypeptide-22, Gellan Gum, Lecithin, Pentylene Glycol, Sodium Phosphate.