Brand profile

COSRX The Vitamin C 23 Serum

A highly concentrated vitamin C serum from South Korean brand COSRX, featuring 23% pure L-Ascorbic Acid to target dark spots and improve skin tone.

2 questions, 1 categoriesAs of Nov 12, 2026

Best category rank
#54
Serums & Ampoules, of 137
Questions
2
1 categories
Answers naming it
2/12
Of the answers measured on this brand's questions

Visibility by category

CategoriesCategory rankQuestionsScore
Serums & Ampoules#54of 137214.5

Ranking by question

Named alongside in Serums & Ampoules

Brands named in the same answers as COSRX The Vitamin C 23 Serum in the last four weeks, counted in answers.

  1. 11Anua Niacinamide 10% + TXA 4% Serum
  2. 21AXIS-Y Dark Spot Correcting Glow Serum
  3. 31CeraVe Skin Renewing Vitamin C Serum
  4. 41Eadem Milk Marvel Dark Spot Serum
  5. 51Glow Recipe Guava Vitamin C Dark Spot Serum
  6. 61Good Molecules Discoloration Correcting Serum
  7. 71Goodal Green Tangerine Vita C Dark Spot Serum
  8. 81La Roche-Posay Mela B3 Serum
  9. 91Mad Hippie Vitamin C Serum
  10. 101Maelove The Glow Maker
  11. 111Paula’s Choice C15 Super Booster
  12. 121SkinCeuticals C E Ferulic
  13. 131SkinCeuticals Silymarin CF
  14. 141Sunday Riley C.E.O. 15% Vitamin C Brightening Serum
  15. 151Timeless 20% Vitamin C + E Ferulic Acid
  16. 161Vichy LiftActiv 16% Vitamin C Serum

Sources cited when this brand is named

Sites the answers naming this brand cited in the last four weeks. Counts are citing answers.

Sources cited when this brand is named
RankSourceCiting answers
1youtube.comsocial2
2amazon.comshopping1
3forbes.commedia1
4nuvane.com1
5retinoltreatment.com1
6shopping.google.comshopping1
7sunscreenscorner.com1

Named by surface, by question

For the brand's best questions: of each surface's 1 answers, how many named it.

Named by surface, by question
QuestionsGoogle AI OverviewsChatGPTClaudeGeminiGoogle AI ModeMicrosoft Copilot
1What are the best vitamin C serums?000100
2What are the best serums for dark spots?000010