d'Alba White Truffle Nourishing Serum Lip Balm 3.6g1. Premium White Truffles carefully extracted from Piedmont, Italy, infused with Tocopherol(vitamin E) make d'Alba's signature ingredient Trufferol, which is rich in antioxidants. 2. Certified Vegan after meticulous testing by Italian V label, dermatologically tested, hypoallergenic, and in vitro test completed, the mild formula hydrates and naturally adds glow to the lips. 3. A nourishing lip balm that glides on smoothly, the formula is non sticky