Useful information about the use and preparation of various forms of herbs Topics discussed include: the nature of extraction, standardization, solvents, concentrates, wildcrafting, and preserving herbs. The following preparations are also discussed: infusions, decoctions, tinctures, syrups, capsules, pills, oils, lozenges, douches, ointments, compresses, poultices, liniments and more. There is also a list of the most commonly used herbs. Details on how to choose herbal products, as well as dosage and safety information. Herbs mentioned include: echinacea, ginseng, ginkgo, garlic, goldenseal, chamomile, ginger and others. This is a great introductory packet.