COSRX

Advanced The Vitamin C 23 Serum 20g 2 pcs

Name: COSRX Advanced The Vitamin C 23 Serum 20g 2 pcs
Brand: COSRX

Korean shelf name: 어드밴스드 더 비타민C 23 세럼 20g 2입

serum · 20 g*2 · ₩49,000

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A questionnaire of about 3 minutes, then this product read against your skin.

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Product reading

Key ingredients

Ascorbic Acid
아스코빅애씨드
Pure vitamin C, for tone. It breaks down in light, so it comes in dark or airless packaging.
Panthenol
판테놀
Provitamin B5. Holds water and calms; very common in soothing toners.
Adenosine
아데노신
A small molecule used in firming and wrinkle products. Very common here.
Niacinamide
나이아신아마이드
Vitamin B3: tone, oil and barrier at once. The most common active on a Korean shelf.

Product reading

Worth knowing

No fragrance, essential oils or denatured alcohol on our reading of this label.

Product reading

Where this product sits

DryOily
SensitiveResistant
PigmentedEven-toned
Wrinkle-awareTight

Korean reviews

Reviews in Korea

From the Olive Young listing, checked 21 Aug 2026.

Average rating: 4.8 out of 5 stars
Review count: 385 reviews

These are the shop's own figures. We do not summarise the reviews here.

Formula

All ingredients

30 ingredients in label order, each with our general tag. Not a reading of your skin.

1 of 30 names on this label are not in our dictionary yet, so we have not rated them.

1
Water
정제수
Gentle
No irritation flag
2
Ascorbic Acid
아스코빅애씨드
Watch
Flagged in our dictionary for sensitive skin. Irritation flag: milder
3
Butylene Glycol
부틸렌글라이콜
Gentle
No irritation flag
4
Dimethicone
다이메티콘
Gentle
No irritation flag
5
Panthenol
판테놀
Gentle
Provitamin B5. Holds water and calms; very common in soothing toners. No irritation flag
6
3-O-Ethyl Ascorbic Acid
3-O-에틸아스코빅애씨드
Gentle
No irritation flag
7
Squalane
스쿠알란
Gentle
No irritation flag
8
Sodium Hydroxide
소듐하이드록사이드
Gentle
No irritation flag
9
Caffeine
카페인
Gentle
No irritation flag
10
Sodium Hyaluronate
소듐하이알루로네이트
Gentle
No irritation flag
Order on a label follows amount for the first ingredients. Further down the list, amounts are small and the order is looser.
11
Sodium Metaphosphate
소듐메타포스페이트
Gentle
No irritation flag
12
Adenosine
아데노신
Gentle
A small molecule used in firming and wrinkle products. Very common here. No irritation flag
13
Acetyl Glucosamine
아세틸글루코사민
Gentle
No irritation flag
14
Gardenia Florida Fruit Extract
치자추출물
Gentle
No irritation flag
15
Allantoin
알란토인
Gentle
No irritation flag
16
Dextrin
덱스트린
Gentle
No irritation flag
17
토코트라이엔올
토코트라이엔올
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
18
Tocopherol
토코페롤
Gentle
No irritation flag
19
Elaeis Guineensis (Palm) Oil
기름야자오일
Gentle
No irritation flag
20
Arginine
알지닌
Gentle
No irritation flag
21
Niacinamide
나이아신아마이드
Gentle
Vitamin B3: tone, oil and barrier at once. The most common active on a Korean shelf. No irritation flag
22
Pentylene Glycol
펜틸렌글라이콜
Gentle
No irritation flag
23
Glutathione
글루타치온
Gentle
No irritation flag
24
Helianthus Annuus (Sunflower) Seed Oil
해바라기씨오일
Gentle
No irritation flag
25
Methyl Trimethicone
메칠트리메치콘
Gentle
No irritation flag
26
Carthamus Tinctorius (Safflower) Seed Oil
잇꽃씨오일
Gentle
No irritation flag
27
Camellia Japonica Seed Oil
동백나무씨오일
Gentle
No irritation flag
28
Daucus Carota Sativa (Carrot) Root Extract
당근추출물
Gentle
No irritation flag
29
Glycyrrhiza Glabra (Licorice) Root Extract
스페인감초뿌리추출물
Gentle
No irritation flag
30
Beta-Carotene
베타-카로틴
Gentle
No irritation flag

How we tag

Gentle: nothing in our dictionary flags it in general. Watch: flagged for sensitive skin, or a strong active. Not rated yet: our dictionary does not carry the name. These are our tags, not a lab score.

Other serums on the Scelto shelf.

See your fit score

A questionnaire of about 3 minutes, then this product read against your skin.

See your fit score

Built together

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