Dark spot and blemish concern
Most buyers purchased specifically to address hyperpigmentation, post-acne marks, and under-eye blemishes after noticing these skin concerns. Many mentioned using it as a targeted treatment for preventive purposes as well.
Brand reputation and product quality
Consumers cited Layer Lab's established reputation for quality cosmetics as a key reason for purchase. Several reviewers mentioned repurchasing the brand's other products and being loyal to the brand line.
Positive review influence
Multiple buyers explicitly stated they chose this serum because of favorable reviews from other consumers on the marketplace or social platforms, indicating strong word-of-mouth credibility.
Ingredient efficacy (vitamin C pairing)
Consumers were attracted to the product's compatibility with vitamin C serums and ampules, suggesting they sought a complementary dark spot treatment to layer with existing routines.
Availability and distribution
Several reviews noted excitement about the product becoming available on specific platforms (Olive Young, Coupang) after previously being available only through Korean online channels, driving impulse purchases.