Oceania · Herb · № 176
Cajeput and niaouli
Melaleuca cajuputi, M. viridiflora, M. leucadendra e.a.
Both relatives of tea tree yield an essential oil used externally for muscle pain and in inhalations for colds. 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.
Oceania · Herb · № 176
Melaleuca cajuputi, M. viridiflora, M. leucadendra e.a.
Both relatives of tea tree yield an essential oil used externally for muscle pain and in inhalations for colds. Clinical evidence is limited.
Oceania · Herb · № 172
Eucalyptus globulus
Eucalyptus oil is used for coughs and blocked noses with colds and externally for muscle pain; the European Medicines Agency recognises these as traditional uses. Strong clinical evidence is limited.
Asia · Herb · № 486
Dipterocarpus indicus
Traditionally attributed effects: stimulating, diuretic, cleansing; for chronic bronchitis, gonorrhoea, leucorrhoea, vaginal discharge, leprosy and skin diseases.
Asia · Herb · № 126
Jasminum officinale / J. grandiflorum
Best known as a fragrance and in jasmine tea; jasmine aromatherapy is used for relaxation. Medical claims are unproven.
Europe · Herb · № 44
Lavandula angustifolia
A fragrant plant used in bath products, perfume, and aromatherapy. Evidence for medical effects is preliminary.
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.
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.
Oceania · Other · № 22
Melaleuca alternifolia
An essential oil for external use. Limited research suggests possible effects for acne or athlete’s foot; evidence is preliminary.
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 · № 67
Borago officinalis
The seed oil, rich in gamma-linolenic acid, has been studied for eczema and joint inflammation with mixed results. The leaf was traditionally used to reduce fever and as a tonic.
Europe · Food · № 83
Linum usitatissimum
Ground flaxseed acts as a gentle bulk-forming fibre for constipation. NCCIH reports it may lower cholesterol slightly; evidence for other claims is unclear.
Europe · Food · № 10
Citrus bergamia
The peel yields bergamot oil, a fragrance in perfume and Earl Grey tea. The oil contains bergapten, which makes the skin sensitive to sunlight. Health claims are not well studied.
Asia · Food · № 223
Prunus dulcis
Traditionally attributed effects: sweet almond soothing, stimulating, nourishing, strengthens the nerves; bitter almond soothing, laxative, calming in cough.
North America · Herb · № 996
Cunila origanoides
A low, woody plant of the mint family with small purple flowers in late summer that smells of oregano and mint. The leaf contains essential oil. On the first frosty nights the stems split and ice ribbons grow out of them, which gave it the name frost mint.
Asia · Herb · № 228
Pimpinella anisum
Traditionally attributed effects: gives a natural lip-plumping effect.
Africa · Herb · № 375
Cedrus atlantica
Cedarwood oil is used in hair products against dandruff and as a fragrance. A small study of an oil blend for hair loss (alopecia areata) found improvement, but the effect of the cedar itself has not been established.
Africa · Herb · № 8
Ocimum basilicum
Traditionally used as an aromatic food plant and in herbal preparations.
Asia · Herb · № 229
Styrax benzoin
Traditionally attributed effects: expectorant, astringent, antispasmodic.
Asia · Herb · № 123
Citrus × aurantium
The dried unripe fruit (zhi shi) and peel are used in Chinese medicine for bloating and sluggish digestion. NCCIH warns that weight-loss products containing bitter orange (synephrine) pose risks to the heart and blood pressure.
South America · Herb · № 1002
Escallonia resinosa (en verwante soorten, o.a. E. micrantha)
A shrub or tree of 2 to 10 metres with reddish, papery bark and small, finely toothed leaves full of resin and essential oil. Almost nothing has been studied about its effect in people.
Europe · Herb · № 233
Cupressus sempervirens
Traditionally attributed effects: antiseptic, antispasmodic, calming, diuretic.
Asia · Food · № 221
Citrus limon
Traditionally attributed effects: anti-inflammatory, antihistamine, diuretic, strengthens the veins.
South America · Herb · № 378
Aloysia citrodora
Traditionally attributed effects: relaxing, helps you fall asleep.
North America · Herb · № 189
Pinus spp.
The scent of needles and resin is experienced as fresh and cleansing. Pine buds and needles contain essential oil and vitamin C; a medicinal effect has hardly been studied.
Europe · Herb · № 56
Achillea millefolium
Traditionally used to stop bleeding from minor wounds, for fevers and colds, and as a digestive bitter. Clinical evidence is limited.
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.
Central America and the Caribbean · Food · № 257
Citrus × paradisi
A citrus fruit rich in vitamin C. Grapefruit and grapefruit juice inhibit enzymes that break down many medicines. The essential oil is used in skin and hair products, but effects on cellulite or hair growth have not been shown.
Europe · Herb · № 60
Angelica archangelica
An aromatic bitter traditionally used for bloating, poor appetite and colds. Clinical evidence is limited.
South America · Herb · № 895
Tagetes minuta
A tall, strongly scented marigold with small flower heads. Its essential oil is used in perfume and soft drinks.
Europe · Herb · № 78
Hyssopus officinalis
Traditionally used for coughs, colds and congestion. Clinical evidence is lacking.
Europe · Herb · № 81
Juniperus communis
The berries are traditionally used as a diuretic, for digestive complaints and externally for joint pain. Clinical evidence is limited.
Asia · Herb · № 402
Acorus calamus
Traditionally attributed effects: carminative, tonic, stimulating; restores throat and voice (singers), improves concentration/clear thinking, for flatulence and heartburn.
Asia · Other · № 141
Cinnamomum camphora
Used externally in rubs for muscle pain, itching and blocked noses; it gives a cooling, numbing feeling. There is some evidence of short-term relief.
Asia · Food · № 42
Syzygium aromaticum
A spice. Clove oil containing eugenol may help with toothache; other claims are unproven.
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.
Read moreFrom plant to use
Discover more
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.