Materia Medica

Gardenia (Gardenia jasminoides) — Cape Jasmine, Zhi Zi
A whole-plant guide to Gardenia jasminoides covering identification, fragrant flowers, Zhi Zi fruit tradition, natural dye use, modern research, cultivation, and low-severity toxicity precautions. Read more...
Star anise (Illicium verum)
Star Anise (Illicium verum) — Chinese Star Anise, Badiyan
A whole-plant guide to star anise (Illicium verum), including the evergreen tree, leaves, flowers and star-shaped fruits, whole, cut-and-sifted and powdered forms, culinary use, identification and safety. Read more...
English Ivy (Hedera helix) — Common Ivy, European Ivy
A careful whole-plant guide to English ivy (Hedera helix), including standardized medicinal ivy-leaf extracts for productive cough, the limits of current evidence, ornamental-plant toxicity, pet safety, and growing concerns. Read more...
Stinging nettle (Urtica dioica)
Stinging Nettle (Urtica dioica) — Nettle, Common Nettle, Stinger
A whole-plant guide to stinging nettle (Urtica dioica), including wild identification, leaves and stems, root and seed, cut-and-sifted and powdered forms, food and herbal preparations, modern evidence, safety and folklore. Read more...
Common Vervain (Verbena officinalis) — European Vervain, Herb of the Cross
A whole-plant guide to European or common vervain (Verbena officinalis), covering traditional use, key constituents, the limits of modern clinical evidence, identification, pregnancy cautions, and safety. Read more...
Thyme (Thymus vulgaris) — Common Thyme, Garden Thyme
A guide to Thymus vulgaris covering thyme's culinary and respiratory traditions, cough-product research, essential-oil chemotypes, irritation risk and safety. Read more...
Garcinia Cambogia (Garcinia gummi-gutta) — Malabar Tamarind, Brindle Berry
A whole-plant guide to Garcinia cambogia, now accepted botanically as Garcinia gummi-gutta, covering traditional culinary use, hydroxycitric acid, mixed weight-loss evidence, supplement quality, liver-injury reports, interactions, and safety. Read more...
Turmeric (Curcuma longa) — Indian Saffron, Haldi
A guide to Curcuma longa covering turmeric food traditions, curcumin research, absorption-enhanced supplements, gallbladder, bleeding and kidney-stone cautions. Read more...
Grape Seed (Vitis vinifera) — Grape Seed Extract, Grape Pip
A whole-plant guide to grape seed from Vitis vinifera, including proanthocyanidins, cardiovascular and lipid research, differences between seed extract and grape seed oil, medication and bleeding cautions, and safety. Read more...
Uva Ursi (Arctostaphylos uva-ursi) — Bearberry, Kinnikinnick
A guide to Arctostaphylos uva-ursi covering bearberry leaf, arbutin, traditional urinary use, short-term safety limits and urinary red flags. Read more...
Japanese Honeysuckle (Lonicera japonica) — Gold-and-Silver Honeysuckle, Jin Yin Hua
A whole-plant guide to Japanese honeysuckle (Lonicera japonica), known in Chinese herbal tradition as Jin Yin Hua, covering traditional flower use, phytochemistry, limits of clinical evidence, invasive ecology, and current Illinois Exotic Weed regulations. Read more...
Valerian (Valeriana officinalis) — All-Heal, Garden Heliotrope
A guide to Valeriana officinalis covering valerian root, traditional sleep use, mixed insomnia research, sedation interactions, rare liver-safety reports and folklore. Read more...