- Vanilla is derived from orchids in the genus Vanilla. Traditionally, vanilla has been used as a food flavoring as well as for scent. Vanilla planifolia, native to Mexico, is the predominant species throughout the world. Vanilla supply is threatened, and many vanilla-flavored products are not made with natural vanilla.
- Vanilla has few reported medicinal uses. There is limited evidence that vanilla has antibacterial, antifungal, anticancer, antioxidant, insect repellant, food preservative, and radioprotective properties. It may be useful in treating sickle cell anemia. The scent of vanilla has been shown to have calming effects on newborns.
- Some vanilla products have been contaminated with bacteria, as well as coumarin, a compound in plants that prevents blood clotting. Allergic reactions have been reported. Vanilla may also affect the taste of breast milk, which may influence food preference in breastfed adults.