Materia Medica

Cichorium intybus (Chicory), realistic botanical photo
Chicory (Cichorium intybus) — Blue Sailors, Coffeeweed
A whole-plant guide to chicory covering edible leaves and roots, roasted-root coffee use, inulin, traditional herbalism, research, digestive effects, allergy, and safety. Read more...
Kelp (Ascophyllum nodosum) — Knotted Wrack, Norwegian Kelp, Rockweed
A guide to Ascophyllum nodosum kelp covering iodine variability, food use, thyroid medication cautions, contaminant testing and allergy misconceptions. Read more...
Allium schoenoprasum (Chives), realistic botanical photo
Chives (Allium schoenoprasum) — Common Chives, Onion Grass
A whole-plant guide to chives covering edible leaves and flowers, culinary use, nutrition, Allium chemistry, research, cultivation, and safety. Read more...
Kola Nut (Cola nitida) — Cola Nut, Guru Nut
A guide to Cola nitida covering kola nut's West African cultural tradition, current Malvaceae classification, caffeine, theobromine and stimulant safety. Read more...
Lavender (Lavandula angustifolia) — English Lavender, True Lavender
A guide to Lavandula angustifolia covering lavender flower use, aromatherapy, standardized oral-extract research, essential-oil distinctions and safety. Read more...
Lemon Balm (Melissa officinalis) — Melissa, Bee Balm, Sweet Balm
A guide to Melissa officinalis covering lemon balm tea, traditional calming use, small clinical studies, sedation and thyroid-context cautions, and folklore. Read more...
Lemongrass (Cymbopogon citratus) — West Indian Lemongrass, Citronella Grass
A guide to Cymbopogon citratus covering lemongrass tea and food use, traditional herbal context, essential-oil differences and safety. Read more...
Licorice (Glycyrrhiza glabra) — Sweet Root, Liquorice
A careful guide to Glycyrrhiza glabra covering licorice root, glycyrrhizin, DGL differences, blood-pressure and potassium effects, drug interactions and safety. Read more...
Linden (Tilia spp.) — Lime Tree, Basswood, Limeflower
A guide to Tilia × europaea and related linden species covering flower tea, European traditional use, modern taxonomy, safety and folklore. Read more...
Sacred Lotus (Nelumbo nucifera) — Indian Lotus, Water Lily
A whole-plant guide to Nelumbo nucifera covering edible lotus rhizomes and seeds, flower and leaf traditions, spiritual symbolism, research limits and safety. Read more...
Lungwort (Pulmonaria officinalis) — Jerusalem Cowslip, Mary's Tears
A careful Pulmonaria officinalis guide covering lungwort, the Doctrine of Signatures, traditional respiratory use, limited evidence and pyrrolizidine-alkaloid safety concerns. Read more...
Maca (Lepidium meyenii) — Peruvian Maca, Peruvian Ginseng
A guide to Lepidium meyenii covering maca's Andean food history, powder and gelatinized forms, limited human research, thyroid context and safety. Read more...