Influencer/dermatologist recommendation
Multiple reviewers cite being prompted to buy after seeing it recommended by YouTube dermatologists or beauty influencers.
Repurchase/brand loyalty
A large number of reviews mention buying this as their 2nd, 3rd, or even 5th tube, reflecting strong repeat-purchase behavior and trust in COSRX overall.
Ingredient reputation (rice)
Reviewers were drawn to the rice extract for its brightening and nourishing reputation in Korean skincare.
Price/value
Several reviews highlight the reasonable price point relative to sheet masks or other overnight masks, calling it good value for the hydration delivered.
Gifting
A few reviewers purchased it as a gift for family members (e.g., an aunt) who reportedly loved it.