Word-of-mouth and influencer/social media recommendations
Many reviewers mention buying after seeing recommendations from Korean YouTubers, Threads reviews, friends, or family members, suggesting strong organic social proof driving purchase.
Affordable alternative to salon or premium treatments
Numerous reviewers compare it favorably to expensive salon treatments (e.g., Redken Bond Repair) and pricier brands, buying it specifically for the lower cost with comparable results.
Repeat purchase / brand loyalty
A large share of reviews are from repeat buyers on their 2nd-4th+ bottle, often citing it as a 'must-repurchase' staple, especially when on sale or bundled 1+1 promotions.
Targeted damage repair for bleached/colored/permed hair
Reviewers with chemically treated, bleached, or heat-damaged hair specifically sought this product for its protein/bond-repair claims.
Gifting
Several reviewers purchased it as a gift for friends, mothers, or partners, who then also became repeat buyers themselves.