
Dr. Althea
Vitamin C Boosting Serum30 ml
Mild. Vitamin C: ingredient no. 33, not counting water.from€22.60
€75.33 / 100 ml

LykoCheapest
Updated 2026-08-13
€27.90€22.50
€75.00 / 100 ml
Cocopanda
Updated 2026-08-13
€29.90
€99.67 / 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.
Torriden CELLMAZING Brightening Ampoule is a serum (30 ml). The product is Korean. The ingredient list has 38 ingredients, including niacinamide, panthenol (B5), and Vitamin C. The product is silicone-free and sulfate-free. The product contains no drying alcohol. We compare prices at 2 retailers; the cheapest right now is €22.50.
Source: store product page · Updated 2026-08-13
Contains 2 flagged ingredient groups. Key ingredient: Niacinamide.
The product contains essential oils or plant extracts that naturally carry them.
The product contains an ingredient commonly considered pore-clogging.
A form of vitamin B3. Studied in relation to perceived oiliness and evenness of tone.
A humectant often used in formulations for sensitive skin.
An antioxidant. Derivatives differ in stability.
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 productsThe 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.

Dr. Althea
from€22.60
€75.33 / 100 ml

COSRX
from€16.00
€80.00 / 100 ml

COSRX
from€17.55
€87.75 / 100 ml

K-Secret
from€16.20
€54.00 / 100 ml