Europe · Other · № 74
Bladderwrack
Fucus vesiculosus
A brown seaweed rich in iodine; formerly used for an underactive thyroid and for weight loss. Weight-loss claims are unproven.
From Ayurveda to Rongoā Māori
Communities around the world learned how plants nourish, care and heal. Here their traditions stand beside present-day use, with respect for every culture.
Europe · Other · № 74
Fucus vesiculosus
A brown seaweed rich in iodine; formerly used for an underactive thyroid and for weight loss. Weight-loss claims are unproven.
Europe · Herb · № 85
Melissa officinalis
Traditionally used for restlessness, sleep problems and a nervous stomach; externally for cold sores. Small studies suggest a mild calming effect, but evidence is limited.
Asia · Herb · № 719
Sargassum pallidum (en S. fusiforme)
Traditionally attributed effects: softens hardenings from phlegm-fire such as goitre and swollen glands; drains fluid.
Asia · Herb · № 17
Withania somnifera
An Ayurvedic medicinal plant. Some preparations have been studied for stress and sleep, but evidence is limited and products vary.
Europe · Food · № 48
Urtica dioica
A food and fiber plant with a long tradition in folk medicine. Medical claims are not established.
Asia · Herb · № 125
Ephedra sinica
Contains ephedrine, which widens the airways and stimulates the nervous system and heart. It is the origin of modern ephedrine and pseudoephedrine medicines. As a supplement it has proved dangerous.
Asia · Herb · № 142
Commiphora wightii (syn. C. mukul)
The resin is used in Ayurveda for joint complaints, overweight and high cholesterol. A US study found no reduction in cholesterol; LDL even rose slightly.
Europe · Other · № 382
Laminaria spp. / Ascophyllum nodosum
Brown seaweeds are rich in iodine and alginate. They are used in scrubs and as food supplements; too much iodine can disrupt the thyroid.
North America · Herb · № 629
Ephedra viridis, E. nevadensis, E. californica
Traditionally attributed effects: opens the surface in wind-cold with sneezing and a watery nose, mildly eases wheezing and promotes urination.
South America · Herb · № 1009
Ephedra americana
A leafless shrub with green, jointed stems, related to the Chinese ma huang. Ephedra species contain ephedrine, which widens the airways but also raises heart rate and blood pressure; how much this species contains has been little studied.
Europe · Herb · № 98
Thymus vulgaris
Traditionally used for coughs and bronchitis; thymol from the oil inhibits bacteria and fungi in the laboratory. There are some studies of thyme-based cough syrups.
North America · Herb · № 285
Lycopus virginicus
Traditionally attributed effects: calming, astringent, tonic, vasoconstricting, cough-suppressing, stops bleeding.
North America · Herb · № 576
Juglans nigra
Traditionally attributed effects: cleansing, laxative, astringent, antibacterial, antiparasitic, antifungal; cleanses and strengthens the large intestine, for skin problems, traveller's diarrhoea, sinusitis, underactive thyroid.
Featured · Central America and the Caribbean · Curanderismo
Salvia divinorum
A sage with large leaves containing salvinorin A, a very potent substance acting on the kappa opioid receptor. Brings short-lived, often intense changes in perception and the feeling of leaving the body.
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43 traditions
How communities built up and passed on their knowledge of plants, region by region.
113 recipes
Soups, teas and dishes in which herbs play a leading role.
146 formulas
The classical Chinese formulas, also listed by condition.