Europe · Herb · № 63
Wormwood
Artemisia absinthium
One of the most bitter herbs; traditionally used to stimulate appetite and digestion and against intestinal worms. Clinical evidence is limited.
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 · Herb · № 63
Artemisia absinthium
One of the most bitter herbs; traditionally used to stimulate appetite and digestion and against intestinal worms. Clinical evidence is limited.
North America · Herb · № 160
Panax quinquefolius
Chinese medicine regards it as more 'cooling' than Asian ginseng and uses it for fatigue and thirst. Some studies find a slight effect on post-meal blood sugar and colds; evidence is limited.
Asia · Herb · № 552
Sida cordifolia
Traditionally attributed effects: cooling, astringent, stomachic, tonic, fever-reducing, soothing, diuretic; contains an ephedrine-like substance.
Asia · Herb · № 134
Phyllostachys nigra
In Chinese medicine bamboo shavings (zhu ru) and bamboo sap are used for coughs with yellow phlegm, nausea and restlessness. Ayurveda uses silica-rich bamboo manna. Clinical research is scarce.
Asia · Herb · № 353
Bacopa monnieri
Traditionally attributed effects: strengthens the heart and nerves, diuretic, mildly laxative, calming; for urinary retention with constipation, acute bronchitis and cough in children, exhaustion and nervous breakdown, hysteria, epilepsy, hoarseness.
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.
South America · Herb · № 378
Aloysia citrodora
Traditionally attributed effects: relaxing, helps you fall asleep.
Central America and the Caribbean · Herb · № 460
Dysphania ambrosioides (syn. Chenopodium ambrosioides)
A strong-smelling culinary herb traditionally used against intestinal worms and wind. The essential oil contains ascaridole, which kills worms but is also toxic to humans.
North America · Herb · № 1000
Galax urceolata
A low evergreen herb of the Diapensia family with glossy, round, toothed leaves that turn bronze to wine red in winter, and in spring a slender spike of tiny white flowers. Plants in flower smell sharp, almost like a skunk. Its effect has not been studied.
Europe · Food · № 66
Avena sativa
Oat flakes provide beta-glucan, a fibre that according to approved health claims can help maintain normal cholesterol. Oatmeal is also used in baths for dry, itchy skin. Its traditional role as a nerve tonic is unproven.
Asia · Herb · № 130
Nardostachys jatamansi
Used in Ayurveda as a calming remedy for insomnia and restlessness. There is mostly animal research; clinical evidence is lacking.
Europe · Herb · № 19
Matricaria chamomilla (Duitse kamille)
Flowers are used in teas and topical or oral products. Reliable evidence is insufficient for most claimed conditions.
Europe · Herb · № 102
Verbascum thapsus
Leaves and flowers contain mucilage and are traditionally used for irritating coughs and bronchitis; the flower oil for earache. Clinical evidence is limited.
Europe · Herb · № 211
Viola odorata
Traditionally attributed effects: V. odorata anti-inflammatory, expectorant, diuretic, antitumour; V. tricolor expectorant, anti-inflammatory, diuretic, antirheumatic, laxative, strengthens capillaries.
Europe · Herb · № 2
Salvia rosmarinus (syn. Rosmarinus officinalis)
An aromatic culinary herb with carnosic acid and rosmarinic acid. A few small studies point to a slight effect of the scent on alertness; that it improves memory has not been shown. The leaf is used for digestive complaints.
North America · Herb · № 998
Oxydendrum arboreum
A tree of the heath family with drooping sprays of white, bell-shaped flowers in summer and fiery red autumn leaves. The leaves taste sour, hence the name. From the flowers bees make a light, much-prized honey.
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.
Europe · Herb · № 72
Foeniculum vulgare
The seed is traditionally used for wind, bloating and cramps. There are some small studies, but evidence is limited.
North America · Herb · № 586
Cypripedium parviflorum (syn. C. pubescens)
Traditionally attributed effects: strengthens the nerves, antispasmodic, tonic, relaxing, diuretic; for menstrual pain and irregular menstruation, overstimulated nerves and insomnia from stress, pain-relieving.
North America · Herb · № 159
Dioscorea villosa
Traditionally used for abdominal and uterine cramps. Wild yam cream is sold as 'natural progesterone', but the body cannot convert diosgenin into hormones; only a laboratory can.
North America · Herb · № 986
Xanthorhiza simplicissima
A low shrub of the buttercup family, one of the few woody species in that family. Root and stem are bright yellow from berberine, a bitter substance also found in goldenseal and barberry that inhibits bacteria and fungi.
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.