Brand loyalty and product complementarity
Many consumers purchased this after using other Purcell products, particularly the silver serum/ampoule, and specifically sought the booster to enhance or maximize results from their existing routine.
Influencer and word-of-mouth recommendations
Several reviewers mentioned buying after watching YouTubers or reading positive community feedback about the product's effectiveness with the silver line.
Repurchase during sales
Multiple reviewers noted this is a regular repurchase item during promotional events (All Young Sale), suggesting established users view it as a premium staple worth buying in bulk.
Targeted skin repair needs
Consumers with damaged skin barriers, over-exfoliation, or retinoid-related irritation purchased this specifically for its soothing and conditioning properties.
Scarcity and exclusivity
Several reviews highlight that the product is not widely available in Korea's duty-free shops or Japan's official channels, driving international purchases through platforms like Olive Young.