Negretti produces Nebbiolo-based Barolos from Piemonte in northern Italy, a region where this demanding grape reaches its most structured and age-worthy expression. The winery's portfolio centers on three distinct bottlings: Barolo Riserva, Mirau Barolo, and Rive Barolo—each a Nebbiolo wine that has drawn assessment from major critics including Wine Enthusiast, Wine Advocate, Decanter, Wine Spectator, and Falstaff. Nebbiolo demands cool-climate precision and patient winemaking; in Piemonte's Langhe hills, it develops the tannin architecture and mineral complexity that define serious Barolo. Negretti's releases reflect this regional character, with the Barolo Riserva leading the portfolio in critical reception. These are wines built for the cellar, expressing the interplay between Nebbiolo's natural power and the terroir of one of Italy's most exacting wine regions.