numbuzin No.5 Vitamin Concentrated Serum, Dark Spot Care, Glutathione & Vitamin Serum, Korean Skincare

Amazon's Choice · Big Spring Deal

numbuzin No.5 Vitamin Concentrated Serum – 1.01 fl oz

4.5

$26.00 $14.99 -42% OFF  ($14.84 / fl oz)

4,791 ratings · 7K+ bought in past month · Amazon's Choice · Prime Tomorrow · FREE Returns

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A brightening Korean serum formulated for dark spot care with glutathione, tranexamic acid 4%, and niacinamide 5%. Designed to help improve uneven skin tone and boost a more radiant-looking glow.

※ Price/availability may change. Deal promotion may end soon.

Why You'll Love It

• Dark Spot Care Focus: Helps improve the look of post-blemish marks and uneven tone
• Tranexamic Acid 4%: Targets dullness and supports a brighter, clearer-looking complexion
• Niacinamide 5% + Glutathione: Helps skin look more even, radiant, and healthy
• Glow-Boosting Serum: Lightweight formula that layers easily into daily routines
• K-Beauty Brightening Pick: Great for users building a tone-correcting skincare routine

How to Use

• Apply after toner on clean skin.
• Use 2–3 drops over face and gently pat until absorbed.
• Follow with moisturizer, and use sunscreen during the day.

Best For

• Uneven skin tone, dark spots, and post-acne marks
• Anyone wanting a brighter, more radiant complexion
• K-beauty routines focused on glow and tone correction

💬 What Real Buyers Say

• ⭐️⭐️⭐️⭐️⭐️ “Skin looks brighter”
  “My complexion looks more even and glowy after using this consistently.”
• ⭐️⭐️⭐️⭐️⭐️ “Great for dark marks”
  “I added it to my routine for post-acne spots and really like the results.”
• ⭐️⭐️⭐️⭐️ “Lightweight and easy to layer”
  “Absorbs well and works nicely under moisturizer without feeling sticky.”