Asia · Food · № 261
Cucumber
Cucumis sativus
Traditionally attributed effects: fruit nourishing and soothing; seeds cooling, diuretic, tonic; for throat complaints, strongly diuretic with sugar, in fever.
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.
Asia · Food · № 261
Cucumis sativus
Traditionally attributed effects: fruit nourishing and soothing; seeds cooling, diuretic, tonic; for throat complaints, strongly diuretic with sugar, in fever.
Asia · Herb · № 5
Curcuma longa
A traditional culinary spice containing curcumin; laboratory findings do not establish a cure for disease.
Europe · Herb · № 213
Laurus nobilis
Bay leaf is a culinary herb containing cineole and eugenol. The oil of the berries was used externally for muscle pain; a medicinal effect has hardly been studied.
Europe · Herb · № 44
Lavandula angustifolia
A fragrant plant used in bath products, perfume, and aromatherapy. Evidence for medical effects is preliminary.
Asia · Food · № 131
Nelumbo nucifera
Almost every part is used: seeds for diarrhoea and restlessness, rhizome as food, leaf for 'summer heat'. Scientific evidence is mostly laboratory research.
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.
Africa · Other · № 28
Commiphora myrrha
A gum resin with a long history in medicine, ritual, perfume, and incense. Modern treatment claims are not established.
Europe · Herb · № 96
Tanacetum parthenium
Best known for preventing migraine. NCCIH notes the evidence is conflicting: some studies find a small effect, others do not.
Europe · Herb · № 3
Mentha × piperita
Peppermint oil has been studied in irritable bowel syndrome and may reduce abdominal pain. The tea is used for a full stomach and nausea. With heartburn peppermint can make complaints worse.
North America · Herb · № 154
Passiflora incarnata
Used for anxiety and sleep problems. NCCIH notes some indications of an effect on anxiety but limited evidence.
Asia · Herb · № 241
Pogostemon cablin
Traditionally attributed effects: inhibits sebum production, draws oil from the skin, fights acne bacteria; against dandruff.
Europe · Herb · № 89
Rosa spp.
Rose hips are rich in vitamin C; a hip powder has been studied for osteoarthritis with modest results. Rose water and oil are used in skin care and as fragrance.
Africa · Food · № 25
Hibiscus sabdariffa
The red calyces make a tart drink. Folk medicine links it to blood pressure; it is not a substitute for treatment.
Africa · Herb · № 201
Pelargonium graveolens
Traditionally attributed effects: antidepressant, pain-relieving, diuretic, calming, tonic.
Europe · Herb · № 45
Salvia officinalis
A culinary herb. A few small studies suggest possible effects on memory and blood lipids, but evidence is limited.
Asia · Herb · № 140
Santalum album
Used in Ayurveda as a 'cooling' remedy for skin irritation and urinary complaints; the oil is used in aromatherapy. Clinical evidence is limited.
Europe · Herb · № 91
Salix alba
The bark contains salicin, which the body partly converts to salicylic acid. There are hints of a moderate effect on low back pain and joint pain.
Africa · Food · № 356
Sesamum indicum
Traditionally attributed effects: soothing, softens the skin, diuretic, promotes menstruation and milk flow, laxative; leaves for respiratory complaints, diarrhoea and dysentery in children, bladder catarrh; seeds for bleeding haemorrhoids, absent or painful menstruation.
Asia · Food · № 220
Citrus sinensis
Traditionally attributed effects: against dandruff; sweet oranges good for skin and hair.
Europe · Herb · № 95
Symphytum officinale
Topical preparations have been studied for bruises, sprains and back pain and appear to reduce pain. It contains allantoin, which is thought to support tissue repair.
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 · № 152
Hamamelis virginiana
Strongly astringent due to tannins. Witch hazel water and ointment are used externally for minor skin irritation, bruises and haemorrhoids; there is limited but reasonably supportive evidence.
Europe · Herb · № 20
Valeriana officinalis
The root has a traditional association with sleep and calm. Research on insomnia is inconsistent and does not establish benefit.
Europe · Herb · № 114
Arnica montana
Used externally for bruises and muscle aches. Studies give mixed results. Homeopathic arnica is so diluted that it contains no active substance.
Central America and the Caribbean · Herb · № 222
Vanilla planifolia
Traditionally attributed effects: gives a feeling of calm and comfort; fragrance.
Europe · Herb · № 72
Foeniculum vulgare
The seed is traditionally used for wind, bloating and cramps. There are some small studies, but evidence is limited.
Europe · Food · № 21
Sambucus nigra
Berries have a folk-use history for cold and flu symptoms; clinical evidence remains preliminary.
Europe · Herb · № 86
Plantago major
The leaf is traditionally bruised and applied to insect bites, small wounds and grazes, and taken as tea for coughs. Clinical evidence is limited.
Africa · Herb · № 373
Boswellia sacra
The resin is mainly used as incense and fragrance. Extracts of related Boswellia species have been studied for osteoarthritis, with modest and variable results.
Asia · Herb · № 18
Glycyrrhiza glabra
A root with long use in several traditions; high-quality evidence does not support most health claims.
North America · Herb · № 209
Helianthus annuus
Sunflower seeds and oil are rich in vitamin E and linoleic acid. The oil is used for dry skin; claims about scars or skin ageing have not been shown.
Africa · Herb · № 812
Hypoxis hemerocallidea
A corm widely traded as a tonic. The evidence for its effects is weak.
Central America and the Caribbean · Herb · № 347
Tagetes erecta
Traditionally attributed effects: curbs sebum in oily skin, calms and prevents dehydration in dry skin, hydrates and keeps wrinkles at bay in combination skin; spiritual symbol of inner fire.
Asia · Herb · № 540
Premna obtusifolia
Traditionally attributed effects: strengthens the heart, stomachic, carminative, cleansing, tonic, anti-inflammatory, lowers blood sugar; for swellings, pain and diabetes; part of 'dashamula'.
North America · Herb · № 158
Scutellaria lateriflora (en S. baicalensis)
Used in Western herbalism for nervousness, tension and sleep problems. A few small studies suggest a mild calming effect.
South America · Herb · № 901
Banisteriopsis caapi
A giant liana up to thirty metres long. The stem contains harmine, harmaline and tetrahydroharmine, which inhibit the enzyme MAO. This makes the DMT from plants such as chacruna active by mouth. The drink brings visions, and usually vomiting and diarrhoea, which the tradition regards as cleansing.
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.