Botanical substances are natural compounds derived from plants, including leaves, flowers, roots, and seeds. These substances can be used for various purposes, such as in herbal medicine, cosmetics, and food flavoring. Common examples include essential oils, herbs, and plant extracts. Many botanical substances contain active ingredients that may have therapeutic effects. For instance, aloe vera is known for its soothing properties, while ginger is often used to aid digestion. The study of these substances is important in fields like pharmacology and botany, as they can lead to the development of new medicines and health products.