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The questions one product page cannot answer

A single food gets a page of its own. But «which Italian cheeses contain no lactose» cuts across twenty of them, and no single specification answers it. Those questions live here, with the numbers and the sources at the bottom.

File di forme di formaggio in stagionatura su lunghe scalereExplainerGrana Padano and Parmigiano Reggiano look alike, but their rulebooks do notSame family, same rennet, raw milk in both. The real differences are written in the rules: the zone, silage, lysozyme and the months of ageing.Tartufi bianchi d'Alba adagiati su un panno in una cassetta di legnoInvestigationWhite truffles are found, not farmed, and that is where the price comes fromIn early November 2025 the Alba truffle bourse quoted white truffles at €5,000 a kilo, about €2,270 a pound.Parmesan grattugiato di una catena di supermercati della Virginia, negli Stati UnitiInvestigationWhat is italian sounding actually worth? Nobody knows, and the numbers prove itSixty billion, then a hundred, then a hundred and twenty, then forty-two.Una forma di Taleggio con la crosta lavata, coperta di muffe grigie e aranciateGuideCheese rind: when it is cheese and when it is packagingOn some wheels the rind is the same paste, dried out. On others it is paraffin.Stimmi di zafferano appena separati dal fiore, rosso acceso su fondo chiaroExplainerWhy saffron costs what it costs: the arithmetic, not the adjectiveFour hundred hours of human labour per kilo, and no machine that can replace them.Pomodori San Marzano maturi, allungati e rossi, ammucchiati dopo la raccoltaInvestigationReal San Marzano DOP grows on 350 hectares. Everything else is a different thing«San Marzano» is at once the name of a cultivar anyone may plant anywhere, and a protected designation that covered 350 hectares in 2024.Due forme di Castelmagno e una fetta appena tagliataInvestigationWhich Italian cheeses are made with raw milk, and why almost all of them are PDOWe counted: 19 of 43 declare raw milk, and 16 of those 19 carry a protected designation.Una bottiglia di caglio animale accanto a un misurino graduatoInvestigationAlmost no Italian cheese is vegetarian. There is exactly one exceptionWe counted what rennet the 43 cheeses in our atlas declare: 35 out of 43 say animal, none say otherwise.Formaggi al taglio sul banco di una latteria di Augusta, in Sicilia, con i cartellini del prezzoGuideHow long it keeps once opened, and what actually decides thatThe date on the label describes the sealed package. After that, four things govern everything: water, salt, fat and acidity.Bresaola affettata con rucola, servita come antipastoInvestigationBresaola is not PGI. «Bresaola della Valtellina» isEuropean protection attaches to a name in full, and that name is almost always longer than the one used at the counter.Macina in granito di un frantoio, con le ruote di pietra in posizioneExplainerWhat extra virgin olive oil actually means, and what it does not guaranteeExtra virgin is not a compliment, it is a legal category with two exams to pass: one chemical, one carried out by trained tasters.Punte di formaggio sotto campane di vetro con i cartellini del prezzoExplainerParmesan and Parmigiano Reggiano are not the same thing, but it depends where you areIn Europe «parmesan» evokes a protected designation and cannot be used for anything else.Tre provoloni appesi e una punta di parmigiano su un letto di pagliaExplainerWhich Italian cheeses contain no lactoseItaly sets a legal threshold, and long-aged cheeses clear it on their own, with no treatment involved.