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Face serums with a low-quality listing: less common among winners
“listing quality: low” appears less among the products that succeed in Face serums · Amazon Spain: ×0.7 (×0.6 with products launched later). Data from 6-Nov-2026, 241 products with that attribute.
Winner = a product in the top 20% of the sales rank of its launch quarter (median of days 60 to 180). “Times more frequent” = how many times more often the attribute appears among winners than among all products (1.5 times = 50% more). Only those that hold up when checked with products launched after the ones used to discover them are included.
See the rest in the category or check your listing in Diagnosis.
How to cite: Wintraits, Face serums · Amazon Spain, 2026-11-06, https://wintraits.com/match/serums/es/calidad-ficha-bajo. Methodology.
Correlation, not causation: these are patterns of winning products, not guarantees.