numbuzin
No.5+ Glutathione Vitamin Concentrated Serum30 ml
Some things to note
Fragrance-free
from€31.50
€105.00 / 100 ml
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No.5 Vitamin Serum
Some things to note
- Fragrance-free
- No drying alcohol
- Silicone-free
Buy from a trusted store
- LY
Lyko
Out of stock
Out of stock€35.90
€119.67 / 100 ml
Prices come from Finnish online stores and are shown in euros. Cocopanda delivers only within mainland Finland; Lyko's delivery terms also list Sweden, Norway, Denmark, Poland, the Netherlands, Austria, and Germany. Neither delivers to the US or the UK.
numbuzin No.5 Vitamin Serum is a serum (30 ml). The product is Korean. The ingredient list has 47 ingredients, including niacinamide, panthenol (B5), and tranexamic acid. The product is fragrance-free and silicone-free. The product contains no drying alcohol. One retailer carries it right now, at €35.90.
- Product type
- Serum
- Size
- 30 ml
- Origin
- Korea
Source: store product page · Updated 2026-08-13
Ingredient analysis
Contains one flagged ingredient group. Key ingredient: Niacinamide.
Flagged ingredient groups
- Watchlist ingredient1 ingredient
The product contains an ingredient commonly considered pore-clogging.
- Chondrus Crispus Extract#15
Key ingredients
A form of vitamin B3. Studied in relation to perceived oiliness and evenness of tone.
A humectant that binds water.
Lipids found in the skin's own barrier.
A humectant often used in formulations for sensitive skin.
Used in products aimed at uneven pigment.
An antioxidant. Derivatives differ in stability.
Licorice root extracts and compounds isolated from them, such as glycyrrhizin salts and glabridin. Used in formulations for sensitive skin and in products aimed at evenness of tone.
Ingredients fermented with microorganisms: yeast, lactic acid bacteria, and bifido filtrates. Common in Korean and Japanese essences, where they act as humectants.
Confidence: medium · v2026.09.3
This assessment is read from the ingredient list and is not medical advice. It makes no promise about acne. Individual skin reactions vary.
Read how we classify productsFull ingredient list
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- 11
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- 31
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- 33
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- 36
- 37
- 38
- 39
- 40
- 41
- 42
- 43
- 44Ubiquinone
- 45Thioctic Acid
- 46
- 47
The order is the manufacturer's own and follows concentration down to the one percent mark. Underlined names are flagged by our criteria. Names with a dotted underline open a short note on what the ingredient does in the formula.
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