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Digestion

Herbs traditionally used or studied for indigestion, gas, bloating and constipation. Each herb lists its evidence level and safety warnings.

51 herbs · 12 with clinical evidence (A/B) · 18 not marked avoid in pregnancy

These filters do not guarantee safety. Results may include herbs with unknown safety.

51 herbs found

Alder Buckthorn Bark – Dried Herb & Tea
⚠ Avoid in pregnancy

Alder Buckthorn Bark

A Strong clinical evidence

Frangula alnus

Frangula bark is a stimulant laxative for short-term relief of occasional constipation. Use for 1 week at most; not under 12 or in pregnancy.

Dried Herb & Tea

Castor Oil – Carrier Oil
⚠ Avoid in pregnancy

Castor Oil

A Strong clinical evidence

Ricinus communis

A strong, fast-acting laxative with well-known efficacy for short-term constipation. Do not use it on your own to start labour.

Carrier Oil

Flaxseed – Seed
⚠ Avoid in pregnancy

Flaxseed

A Strong clinical evidence

Linum usitatissimum

Taken with plenty of liquid, flaxseed may help soften stools in habitual constipation; drinking enough fluid with it is essential.

Seed

Ginger – Spice
⚠ Avoid in pregnancy

Ginger

A Strong clinical evidence

Zingiber officinale

Powdered ginger root taken before travel may help prevent motion-sickness nausea; it is also traditionally used for mild indigestion.

Spice

Senna – Dried Herb & Tea
⚠ Avoid in pregnancy

Senna

A Strong clinical evidence

Senna alexandrina

A stimulant laxative for short-term relief of occasional constipation. No longer than 1 week; not for children under 12, in pregnancy or while breastfeeding.

Dried Herb & Tea

Black Pepper – Spice

Black Pepper

B Limited clinical evidence

Piper nigrum

The world's most widely used spice. Its piperine markedly increases the absorption of some compounds, such as curcumin from turmeric.

Spice

Allspice – Spice

Allspice

T Traditional use

Pimenta dioica

A fragrant spice reminiscent of cinnamon, clove and nutmeg combined. Traditionally used for indigestion and wind; there are no clinical data.

Spice

Anise – Seed
⚠ Avoid in pregnancy

Anise

T Traditional use

Pimpinella anisum

Aniseed tea is traditionally used for mild digestive complaints such as bloating and wind, and for cough that comes with a cold.

Seed

Artichoke Leaf – Dried Herb & Tea
⚠ Avoid in pregnancy

Artichoke Leaf

T Traditional use

Cynara cardunculus (syn. C. scolymus)

Artichoke leaf is traditionally used for indigestion with fullness, bloating and wind; it must not be used with gallbladder disease.

Dried Herb & Tea

Buckthorn Seed – Seed
⚠ Avoid in pregnancy

Buckthorn Seed

T Traditional use

Rhamnus cathartica

Anthraquinone-containing fruits with a very strong laxative effect. Used only short term and at low doses for occasional constipation.

Seed

Cardamom – Spice

Cardamom

T Traditional use

Elettaria cardamomum

A ginger-family spice that flavours coffee and desserts. Traditionally used for indigestion and wind; other effects come from small early studies.

Spice

Centaury – Dried Herb & Tea
⚠ Avoid in pregnancy

Centaury

T Traditional use

Centaurium erythraea

Centaury herb tea is traditionally used for mild indigestion and temporary loss of appetite; do not confuse it with St John's wort.

Dried Herb & Tea

Chamomile – Dried Herb & Tea

Chamomile

T Traditional use

Matricaria recutita

A gentle herbal tea traditionally used for bloating and mild stomach cramps, common cold symptoms and mouth or throat irritation.

Dried Herb & Tea

Chebulic Myrobalan – Spice
⚠ Avoid in pregnancy

Chebulic Myrobalan

T Traditional use

Terminalia chebula

A component of the Ayurvedic Triphala blend. Traditionally used as a mild laxative and, at low doses, as an astringent; clinical data are limited.

Spice

Cinnamon – Spice
⚠ Avoid in pregnancy

Cinnamon

T Traditional use

Cinnamomum verum

Ceylon cinnamon bark tea is traditionally used for mild digestive complaints such as bloating and wind, and for mild diarrhoea.

Spice