costinflation/

mayonnaise-prices-raw-dataset-2026

102,947 raw U.S. mayonnaise price observations across 12 ZIP markets and 29 days.

Analyze 102,947 unaggregated product-level listed retail prices for mayonnaise across 12 U.S. ZIP markets from July 13 through August 10, 2026. The single analysis-ready CSV preserves titles, dates, geography, package quantities, listed prices, and a source-neutral comparable-price field.

What “raw” means here: unaggregated product-level observations after… See the full description on the dataset page: https://huggingface.co/datasets/costinflation/mayonnaise-prices-raw-dataset-2026.