Repeat/repurchase loyalty
A very large share of reviewers explicitly state this is their 2nd, 3rd, or even 6th bottle, often citing that skin firmness/hydration declines when they stop using it.
Influencer/YouTuber recommendations
Several buyers cite recommendations from YouTubers, dermatologist influencers, or Instagram posts as the reason for first purchase.
EGF/peptide ingredient reputation
Buyers specifically sought out the product for its EGF and 'gold silk peptide' thread ingredients, associated with anti-aging and lifting claims.
Promotional pricing/double pack value
Many mention buying during sales (e.g., Korean 'mega sale' events) or because the double pack offered good value compared to single bottles.
Gifting
Multiple reviewers purchased the product as a gift for mothers or friends, citing its premium feel and packaging.