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MD Vitamin C Serum
MD Vitamin C Serum
MD Vitamin C Serum
MD Vitamin C Serum
MD Skin

MD Vitamin C Serum

¥19,300

Clinical-Grade 20% L-Ascorbic Acid | 30-Day Radiance & Firming | Sensitive Skin Focused  

Witness skin transformation in 30 days: brightening, firming, zero irritation. Say goodbye to dullness and sagging, and experience the professional skincare power of a doctor-formulated recipe. MD® Vitamin C Serum is enriched with 20% clinical-grade stable L-Ascorbic Acid, specifically designed for skin that craves high-efficacy anti-aging but fears irritation. It not only significantly brightens complexion and minimizes pores but also smooths fine lines. The formula is exceptionally stable, remaining clear and bright without oxidizing or turning yellow for a full year after opening.

Experience the gold standard of anti-aging. Powered by 20% stable L-ascorbic acid, this clinical-strength serum brightens, firms, and smooths skin in just 30 days. Unlike other serums, our formula stays clear, never oxidizes, and is gentle enough for sensitive or Retin-A treated skin.

• 20% Gold-Standard Concentration, Clinically Potent
Utilizes the dermatological “gold standard” of 20% L-ascorbic acid to powerfully stimulate collagen regeneration, fade dark spots and acne marks, and defend against free-radical damage.

• Exclusive “Zero-Oxidation” Stabilization Technology
Unlike vitamin C products that easily turn yellow and lose potency, MD® employs an ultra-stable formula. Even after one year of opening, every drop remains clear and fully active.

• A Boon for Sensitive Skin and Retin-A Users
Features a pH-balanced, non-irritating base, making it safe for fragile skin undergoing Retin-A (tretinoin/retinol) treatment. Enjoy true renewal without redness.

• Combines Fast-Acting and Long-Lasting Effects
Visibly improves uneven skin tone, enlarged pores, and skin laxity within just 30 days.

Seeing Is Believing

Before: The Signs of Environmental Stress
•Dullness & Discoloration: Skin appears lackluster with visible sun spots and uneven pigmentation caused by oxidative stress.
•Texture & Laxity: Enlarged pores and fine lines are prominent due to collagen depletion and dehydration.

After: The Glow of Restored Health
Radiance & Clarity: A unified, luminous skin tone emerges as hyperpigmentation fades and clarity is restored.

Firmness & Refinement: Pores are visibly tightened, and the skin’s surface feels smoother and firmer, reflecting light evenly.

Scientific skin rejuvenation, fearless of time

MD® Vitamin C Serum is not merely a moisturizing product; it is a clinically-proven anti-aging solution developed by doctors. It is designed to address dullness, spots, and sagging skin while ensuring an exceptionally gentle feel.

• Resists Oxidation and Yellowing: Breakthrough stabilization technology ensures the serum remains clear and transparent, maintaining potency even one year after opening.


• 20% Gold Standard Concentration: Utilizes 20% L-ascorbic acid, the clinically proven optimal concentration for effectively stimulating collagen regeneration and fading dark spots.


• Zero Irritation for Sensitive Skin: Unique pH-balanced formula, safe for use even on dry, sensitive skin or skin undergoing acid/AHA or retinol treatments.

User Proven Results

Real Stories, Remarkable Results

This serum gives you the radiant glow you've always dreamed of, without any stinging sensation! It's a true savior for sensitive skin. Pores visibly shrink, and makeup applies more smoothly. With consistent use, your skin will achieve:
Brighter: Fades dark spots, improves uneven skin tone and dullness.
Firmer: Smooths fine lines and wrinkles, boosts skin elasticity.
Smoother: Minimizes enlarged pores, refines skin texture.
Stronger: Protects against UV damage and free radicals, builds a stronger skin barrier.

· 20% L-Ascorbic Acid — The purest form of Vitamin C, a potent antioxidant that strengthens skin’s natural defense and visibly reverses photoaging.

· Amla Fruit Extract — A natural super-antioxidant that works synergistically with Vitamin C to enhance anti-inflammatory and brightening effects.

· Ergothioneine — A rare mushroom-derived antioxidant that delivers deep cellular protection and helps delay visible signs of aging.

Result: Skin appears firmer, brighter, and more resilient with a youthful, healthy glow.

How to Use

Maximize results with a precise application protocol.

1. Cleanse: Wash your face and pat dry.

2. Apply: Dispense 2-4 drops of serum onto your fingertips.

3. Massage: Apply evenly to face, neck, and back of hands. Massage in upward circular motions until fully absorbed.

4. Wait: It is recommended to wait 10 minutes to allow the high-concentration Vitamin C to fully penetrate before applying moisturizer or sunscreen.

Tip: A slight tingling sensation may occur during initial use. This is a normal sign that the 20% high-concentration Vitamin C is taking effect, and your skin typically adapts within a week.

Frequently Asked Questions

Vitamin C is a powerful antioxidant that brightens skin tone, fades hyperpigmentation, and boosts collagen production while protecting against free radical damage from UV rays and pollution.

Look for a stable, high-concentration formula containing L-ascorbic acid (ideally 15–20%), supported by ingredients like Ferulic Acid and Vitamin E for enhanced antioxidant protection.

The 30ml bottle typically lasts 2 to 3 months with daily use.

Yes. This is a clinically proven, non-irritating formula, especially suitable for sensitive skin and skin undergoing medical aesthetic/retinoid treatments.

No. Unlike many easily oxidized products on the market, MD® Vitamin C Serum possesses exceptional stability, remaining clear and transparent with undiminished potency for up to one year after opening.

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