Which plant sources provide natural flavors for soft drinks?

Natural flavors for soft drinks are derived from a wide variety of plant sources, which are processed into extracts, essences, or oils to enhance taste and aroma. These sources include:123

• Fruits and Berries: Various fruits are used to provide natural flavoring, often through expression, concentration, or distillation.12
• Nuts: The kola nut is a primary ingredient in the production of cola-flavored soft drinks.4
• Roots: Many traditional beverages, such as root beer, rely on extracts from roots like sassafras (now typically safrole-free), sarsaparilla, ginger, burdock, and dandelion.15
• Herbs and Spices: Aromatic herbs and spices, including wintergreen, licorice, coriander, cinnamon, clove, and vanilla, are frequently used.52
• Trees and Shrubs: Extracts from birch bark, cherry bark, and juniper are also common in traditional recipes.5

These ingredients are often combined with essential oils or other plant-derived aromatics to create the distinct flavor profiles found in commercial soft drinks.124