Cha Hong brand reputation
Many buyers cite the fame of celebrity hairstylist Cha Hong and her YouTube tutorials as the reason for trying the product, trusting it as an authentic salon-grade tool.
Influencer and social media exposure
Numerous reviews mention discovering the product via YouTube, TikTok, Facebook, or Instagram content before purchasing, showing strong social-driven demand.
Repurchase loyalty
A large share of reviewers explicitly note this is their 2nd, 3rd, or 4th bottle, indicating strong repeat-buy behavior once trust is established.
Word-of-mouth and gifting
Several buyers purchased it for family members (husband, mother, sister) after seeing them rave about the volume results, suggesting gifting and household sharing usage.
Availability on trusted platforms
Buyers frequently praise fast delivery and careful packaging from Olive Young, and some note it's finally available online after previously being hard to find outside Korea.