COSRX

The 6 Peptide Skin Booster Serum 30ml

Name: COSRX The 6 Peptide Skin Booster Serum 30ml
Brand: COSRX

Korean shelf name: 더 6 펩타이드 스킨 부스터 세럼 30ml

serum · 30ml · ₩5,600

See your fit score

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

See your fit score

Product reading

Key ingredients

Niacinamide
나이아신아마이드
Vitamin B3: tone, oil and barrier at once. The most common active on a Korean shelf.
Copper Tripeptide-1
카퍼트라이펩타이드-1
A peptide used in firming products.
Adenosine
아데노신
A small molecule used in firming and wrinkle products. Very common here.

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 13 Aug 2026.

Average rating: 4.8 out of 5 stars
Review count: 490 reviews

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

Formula

All ingredients

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

9 of 44 names on this label are not in our dictionary yet, so we have not rated them.

1
Water
정제수
Gentle
No irritation flag
2
Dipropylene Glycol
다이프로필렌글라이콜
Gentle
No irritation flag
3
Glycerin
글리세린
Gentle
No irritation flag
4
Pentylene Glycol
펜틸렌글라이콜
Gentle
No irritation flag
5
1,2-Hexanediol
Gentle
No irritation flag
6
Niacinamide
나이아신아마이드
Gentle
Vitamin B3: tone, oil and barrier at once. The most common active on a Korean shelf. No irritation flag
7
Acetyl Hexapeptide-8
아세틸헥사펩타이드-8
Gentle
No irritation flag
8
Copper Tripeptide-1
카퍼트라이펩타이드-1
Gentle
A peptide used in firming products. No irritation flag
9
에스에이치-폴리펩타이드-121(1.98 ppm)
에스에이치-폴리펩타이드-121(1.98 ppm)
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
10
다이펩타이드다이아미노부티로일벤질아마이드다이아세테이트(0.3 ppm)
다이펩타이드다이아미노부티로일벤질아마이드다이아세테이트(0.3 ppm)
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
Order on a label follows amount for the first ingredients. Further down the list, amounts are small and the order is looser.
11
올리고펩타이드-68(0.095 ppm)
올리고펩타이드-68(0.095 ppm)
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
12
팔미토일트라이펩타이드-8(0.02ppm)
팔미토일트라이펩타이드-8(0.02ppm)
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
13
Allantoin
알란토인
Gentle
No irritation flag
14
Sodium Hyaluronate
소듐하이알루로네이트
Gentle
No irritation flag
15
Acetyl Glucosamine
아세틸글루코사민
Gentle
No irritation flag
16
Serine
세린
Gentle
No irritation flag
17
Alanine
알라닌
Gentle
No irritation flag
18
Glycine
글라이신
Gentle
No irritation flag
19
Threonine
트레오닌
Gentle
No irritation flag
20
Arginine
알지닌
Gentle
No irritation flag
21
Proline
프롤린
Gentle
No irritation flag
22
Betaine
베타인
Gentle
No irritation flag
23
Sodium PCA
소듐피씨에이
Gentle
No irritation flag
24
Sodium Lactate
소듐락테이트
Gentle
No irritation flag
25
피씨에이
피씨에이
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
26
Glutamic Acid
글루타믹애씨드
Gentle
No irritation flag
27
라이신에이치씨엘
라이신에이치씨엘
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
28
Tocopherol
토코페롤
Gentle
No irritation flag
29
덱스트란
덱스트란
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
30
Glycine Soja (Soybean) Oil
돌콩오일
Gentle
No irritation flag
31
Hydrogenated Lecithin
하이드로제네이티드레시틴
Gentle
No irritation flag
32
Ammonium Acryloyldimethyltaurate/VP Copolymer
암모늄아크릴로일다이메틸타우레이트/브이피코폴리머
Gentle
No irritation flag
33
Polyacrylate Crosspolymer-6
폴리아크릴레이트크로스폴리머-6
Gentle
No irritation flag
34
Butylene Glycol
부틸렌글라이콜
Gentle
No irritation flag
35
Xanthan Gum
잔탄검
Gentle
No irritation flag
36
Ethylhexylglycerin
에칠헥실글리세린
Gentle
No irritation flag
37
Adenosine
아데노신
Gentle
A small molecule used in firming and wrinkle products. Very common here. No irritation flag
38
Polyquaternium-51
폴리쿼터늄-51
Gentle
No irritation flag
39
Disodium EDTA
다이소듐이디티에이
Gentle
No irritation flag
40
Citric Acid
시트릭애씨드
Gentle
No irritation flag
41
Caprylyl Glycol
카프릴릴글라이콜
Gentle
No irritation flag
42
t-부틸알코올
t-부틸알코올
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.
43
Potassium Sorbate
포타슘소르베이트
Gentle
No irritation flag
44
소듐올리에이트
소듐올리에이트
Not rated yet
Our dictionary does not carry this name yet, so we have not rated it.

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

Spotted wrong information, or know this product better than we do? Tell us.