Kosher - Gluten Free. All of LorAnn essential oils are appropriate for therapeutic use and are quality tested and lot-coded for quality assurance and tracking. Appropriate for use in chocolates and coatings (typical use is ¼ to ½ teaspoon per pound). When used as a flavoring, use sparingly. Essential oils are potent. Bergamot has a floral, citrus flavor and is what gives Earl Grey tea its distinctive taste. Bergamot oil (Citrus bergamia) is a pure, natural essential oil that is expressed from the peel of the bergamot orange. It is used as a flavoring as well as in aromatherapy. Bergamot oil (Citrus bergamia) is a pure, natural essential oil that is expressed from the peel of the bergamot orange. It is used as a flavoring as well as in aromatherapy.