Materia Medica

Garlic (Allium sativum) — Common Garlic, Stinking Rose
A whole-plant garlic guide covering Allium sativum, sulfur chemistry, culinary use, cardiovascular research, bleeding cautions and folklore. Read more...
Goldenseal (Hydrastis canadensis) — Orange Root, Yellow Puccoon
A careful Hydrastis canadensis guide covering goldenseal tradition, berberine chemistry, CYP2D6/CYP3A4 interactions, pregnancy cautions and conservation. Read more...
Neem (Azadirachta indica) — Indian Lilac, Margosa
A careful guide to Azadirachta indica covering neem's traditional uses, plant-part differences, external applications, neem-oil poisoning risk, pregnancy and child safety. Read more...
Oregano (Origanum vulgare) — Wild Marjoram, Pot Marjoram
A guide to Origanum vulgare covering oregano's culinary and traditional use, laboratory antimicrobial research, essential-oil irritation risk 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...