Transform dull, uneven skin into a radiant, glass-like complexion with the numbuzin No.5 Glutathione Vitamin Concentrated Serum 30ml. This advanced Korean brightening serum is formulated with Glutathione, a powerful Vitamin Complex, and skin-loving brightening ingredients to help visibly reduce dark spots, post-acne marks, hyperpigmentation, and uneven skin tone while delivering deep hydration and antioxidant protection.

The numbuzin No.5 Glutathione Vitamin Concentrated Serum features a lightweight, fast-absorbing texture that penetrates deeply into the skin without leaving a sticky residue. Designed to revive tired, dull skin, this concentrated formula improves overall skin clarity, enhances radiance, and promotes a naturally healthy glow with every application.

Powered by Glutathione, one of Korea's most popular brightening ingredients, together with a blend of vitamins and hydrating ingredients, this serum helps improve skin elasticity, strengthen the skin barrier, and defend against environmental stressors that contribute to premature aging and pigmentation.

Whether you're dealing with acne scars, sun damage, discoloration, or dullness, the numbuzin No.5 Glutathione Vitamin Concentrated Serum helps restore a brighter, smoother, and more youthful-looking complexion suitable for everyday use.

What's Included

✔ numbuzin No.5 Glutathione Vitamin Concentrated Serum

✔ 30ml / 1.01 fl. oz.

✔ Brightening & Dark Spot Care

✔ Korean Glass Skin Serum

Key Benefits

✔ Helps fade dark spots and acne marks

✔ Brightens dull and uneven skin tone

✔ Powered by Glutathione + Vitamin Complex

✔ Helps reduce hyperpigmentation

✔ Deeply hydrates and nourishes the skin

✔ Improves skin clarity and radiance

✔ Supports a healthy skin barrier

✔ Lightweight, fast-absorbing formula

✔ Non-greasy and non-sticky finish

✔ Leaves skin soft, smooth, and glowing

✔ Suitable for daily use

✔ Suitable for all skin types

Why You'll Love It

⭐ Bestselling numbuzin No.5 brightening serum

⭐ High-performance Korean skincare formula

⭐ Helps restore natural skin radiance

⭐ Lightweight serum for everyday use

⭐ Brightens without feeling heavy

⭐ Helps improve overall skin texture

⭐ Perfect for Korean glass skin routines

⭐ Suitable for morning and evening skincare

Key Ingredients

Glutathione

A powerful antioxidant that helps brighten the complexion, improve skin clarity, and reduce the appearance of dark spots and discoloration.

Vitamin Complex

Helps improve skin radiance, protect against environmental damage, and support a healthy, even-looking complexion.

Hydrating Ingredients

Provide lasting moisture to keep skin soft, plump, and comfortable throughout the day.

How to Use

1. Cleanse and tone your skin.
2. Apply 2–3 drops of the numbuzin No.5 Glutathione Vitamin Concentrated Serum to the face and neck.
3. Gently pat until fully absorbed.
4. Follow with moisturizer.
5. Use morning and evening. Apply sunscreen during the daytime.

Perfect For

✔ Dark Spots

✔ Hyperpigmentation

✔ Acne Marks

✔ Uneven Skin Tone

✔ Dull Skin

✔ Glass Skin Routine

✔ Daily Brightening Care

✔ All Skin Types

Product Details

Brand: numbuzin

Product Name: No.5 Glutathione Vitamin Concentrated Serum

Size: 30ml

Category: Brightening Face Serum

Key Ingredients: Glutathione & Vitamin Complex

Texture: Lightweight Concentrated Serum

Finish: Bright, Smooth & Radiant Skin

Skin Type: All Skin Types

Skin Concerns: Dark Spots, Hyperpigmentation, Acne Scars, Dullness & Uneven Skin Tone