Glutathione, Vitamin C & Tranexamic Acid Serum for Dark Spots & Hyperpigmentation
numbuzin No.5 Vitamin Concentrated Serum 30ml, also known as No.5+ Glutathione Vitamin Concentrated Serum, is a targeted Korean brightening serum designed to improve the appearance of dark spots, post-acne marks, hyperpigmentation, dullness, and uneven skin tone. Its lightweight formula combines several complementary brightening ingredients to promote a clearer, more luminous complexion without a heavy finish.
The current formula features Niacinamide, Panthenol, Tranexamic Acid, Glutathione, Alpha-Arbutin, and multiple forms of Vitamin C. Ceramide NP, Bifida Ferment Lysate, Beta-Glucan, Sodium Hyaluronate, Allantoin, and Bisabolol complement the brightening complex with hydrating, soothing, and barrier-supporting care. :contentReference[oaicite:0]{index=0}
Key Benefits
- Targets dark spots, hyperpigmentation, and post-acne marks
- Helps improve dull and uneven-looking skin tone
- Combines Glutathione + Vitamin C + Niacinamide + Tranexamic Acid
- Contains Alpha-Arbutin for additional targeted pigmentation care
- Uses multiple forms of Vitamin C for antioxidant and brightening benefits
- Panthenol, Allantoin, and Bisabolol help soothe and comfort skin
- Ceramide NP helps support a healthy moisture barrier
- Sodium Hyaluronate and Beta-Glucan provide hydrating care
- Lightweight texture layers easily into morning and evening routines
- Suitable for oily, dry, combination, acne-prone, and sensitive skin types
Key Ingredients
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Niacinamide: One of the highest-listed actives in the formula, helping improve uneven tone, dullness, and the appearance of discoloration.
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Tranexamic Acid: Helps target the appearance of stubborn dark spots, post-acne marks, and uneven pigmentation.
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Glutathione: A powerful antioxidant used in brightening skincare to help improve dull and uneven-looking skin.
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3-O-Ethyl Ascorbic Acid + Ascorbic Acid + Ascorbyl Glucoside: Multiple forms of Vitamin C provide antioxidant and brightening care.
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Alpha-Arbutin: Helps improve the appearance of hyperpigmentation and uneven skin tone.
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Panthenol: Helps soothe and moisturize skin while supporting barrier comfort.
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Ceramide NP: Helps strengthen the skin's moisture barrier and reduce moisture loss.
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Bifida Ferment Lysate: Helps condition the skin and support a healthy-looking barrier.
How to Use
- Apply after cleansing and toner.
- Dispense an appropriate amount and spread evenly over the face.
- Concentrate on areas with visible dark spots, post-acne marks, or uneven tone.
- Gently pat until fully absorbed.
- Follow with moisturizer.
- Use morning and evening.
- Always apply broad-spectrum sunscreen during the daytime when targeting hyperpigmentation.
