Editor’s Note
As the holiday season approaches, consumers should be vigilant about truffle-flavored products that may not contain genuine truffles. The growers’ association Le Diamant noir has issued a guide to help the public make informed choices and appreciate the real Tuber melanosporum.

“The only connection to truffle is the price!”: Beware of scams on flavored products during the holidays. The truffle growers’ association Le Diamant noir, which aims to improve production quality and communicate with the general public, has launched its Tuber melanosporum season. It has published a guide on the proper uses of truffle.
Le Dauphiné Libéré
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December 12, 2025 at 15:31
| updated on December 12, 2025 at 19:48
On Friday morning, at the tourist office, the truffle growers of the Le Diamant noir association of Vaucluse launched the season and the campaign against the use of flavorings. Photo Le DL/Lydie Mallet
Four weeks after the official opening of the Carpentras truffle market, the 11 truffle growers of the Le Diamant noir association of Vaucluse are allowing themselves to sell their production…