1, rarity: white truffle is rarer than black truffle, and its yield is less. This rarity makes the price of white truffles higher.
2. Nutritional value: White truffles have extremely high nutritional value and are rich in protein, vitamins and minerals. And the ingredients are very beneficial to human health. The price of white truffle is higher because of its nutritional value. In contrast, the nutritional value of white truffles is better.