Extracts include liquid extracts, dry extracts, and nebulisates. Some contain botanicals such as aloe vera or plant extracts. Prescription drugs are sold alongside essential oils, herbal extracts, or herbal teas. They contain baking soda, plant extracts and/or odorized crystals. And some extracts, such as vanilla, may contain alcohol. Infusions are hot water extracts of herbs, such as chamomile or mint, through steeping. Botanicals include extracts of leaves, or a mulch of the leaves themselves. They were refilled with local spirits, herbal tinctures, extracts, and medicinals. The plant extracts vetiver oil by steam distillation. Early pharmacology focused on herbalism and natural substances, mainly plant extracts. Liver toxicity is associated with consuming this plant or its extracts. They used birch bark (see birch beer), dandelion, sarsaparilla, fruit extracts, and other substances. Isomaltulose is present in honey and sugarcane extracts. The company extracts various types of seed. From experiment with alcohol extracts and chloroform.