๐Ÿ”ฎShipibo & Upper Amazonian Shamanism

Cumaru (Tonka Bean)

Dipteryx odorata

About Cumaru (Tonka Bean)

Cumaru (Tonka Bean) (Dipteryx odorata) is a herb used in the Shipibo & Upper Amazonian Shamanism tradition to help with Respiratory Issues, Pain, Anxiety, and Fever, among 1 other condition it addresses. The aerial parts and leaves are the parts traditionally used, used both internally and topically.

Botanical background

Dipteryx odorata (commonly known as "cumaru" or "kumaru") is a species of flowering tree in the pea family, Fabaceae. The tree is native to Central America and northern South America. Its seeds are known as tonka beans (sometimes tonkin beans or tonquin beans). They are black and wrinkled and have a smooth, brown interior. They have a strong fragrance similar to sweet woodruff (Galium odoratum) due to their high content of coumarin.

Source: Wikipedia, via iNaturalist

Parts used

Aerial Parts ยท bothLeaves ยท both
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Tea / Infusion

1โ€“3 cups daily
  • Steep 1โ€“2 tsp of dried Cumaru (Tonka Bean) in freshly boiled water for 5โ€“10 minutes.
  • Cover while steeping.
  • Strain and drink.
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Tincture

20โ€“40 drops in water, 2โ€“3ร— daily
  • Pack dried Cumaru (Tonka Bean) into a jar and cover with 40โ€“60% alcohol.
  • Seal and steep for 4โ€“6 weeks, shaking daily.
  • Strain and store in a dark dropper bottle.
๐Ÿ’Š

Powder / Capsule

500 mg โ€“ 1 g, 1โ€“3ร— daily
  • Grind dried Cumaru (Tonka Bean) into a fine powder.
  • Fill size 00 capsules or stir into smoothies or honey.
๐Ÿ–๏ธ

Topical / Poultice

1โ€“2ร— daily as needed
  • Mash fresh Cumaru (Tonka Bean) or mix the powder with a little water to form a paste.
  • Apply to the affected area for 20โ€“30 minutes.
๐Ÿซ™

Infused Oil

Massage into affected area 1โ€“2ร— daily
  • Fill a jar with dried Cumaru (Tonka Bean).
  • Pour over a carrier oil until submerged.
  • Leave for 4โ€“6 weeks, then strain.
  • Use topically or as a salve base.
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Steam Inhalation

1โ€“2ร— daily during acute symptoms
  • Add 2โ€“3 tbsp of Cumaru (Tonka Bean) to a bowl of just-boiled water.
  • Drape a towel over your head and inhale steam for 5โ€“10 minutes.
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Herbal Bath

2โ€“3ร— per week as needed
  • Brew 4โ€“6 tbsp of Cumaru (Tonka Bean) in 1 litre of hot water for 15 minutes, strain, and add to a warm bath.
  • Soak for 20โ€“30 minutes.

Contraindications

  • Pregnancy & breastfeeding โ€” insufficient safety data; consult your doctor
  • Children under 12 โ€” therapeutic dosage not established
  • CNS medications (benzodiazepines, SSRIs, MAOIs) โ€” may potentiate sedative or serotonergic effects

Warnings

โš ๏ธ Pregnancy & Breastfeeding

Safety during pregnancy and breastfeeding has not been established for most herbal remedies. Consult your midwife or doctor before use.

โš ๏ธ Sedatives & Antidepressants

May potentiate the effects of sedative, anxiolytic, or antidepressant medications. Use with caution alongside any CNS-active drugs.

โš ๏ธ Allergic Reactions

Discontinue immediately if you experience rash, itching, swelling, or difficulty breathing.

โš ๏ธ Not Medical Advice

This information is for educational purposes only. Always consult a qualified healthcare provider before using herbal remedies.

Drug & herb interactions

May have a calming/sedative effect

Watch for: Benzodiazepines, sleep medications, other sedative herbs, and alcohol

Combined CNS-depressant effects can cause excessive drowsiness or impaired coordination.

Where to find in nature

Native region

Various global regions

Climate

Varied

Habitat

Cultivated in traditional medicinal gardens, botanical gardens, and herb farms worldwide

๐ŸŒฟ To see Cumaru (Tonka Bean) growing, visit botanical gardens, university plant collections, or specialist herb nurseries near you. If foraging in the wild, always work with an expert identifier โ€” never consume a plant you are not 100% certain of.

Where to buy

In store

  • Health food stores (Whole Foods, Natural Grocers, Holland & Barrett, GNC)
  • Naturopathic clinics and integrative medicine practices
  • Specialist herbal apothecaries and herbalist practices
  • Farmers markets with herb vendors

Online

iHerb

Wide selection of standardised extracts, capsules, and powders with lab testing

Mountain Rose Herbs

Premium bulk dried herbs โ€” certified organic, ethically sourced

Starwest Botanicals

Large selection of certified organic bulk herbs and powders

Herb Pharm

High-quality liquid extracts and tinctures, rigorous quality standards

Amazon

Convenient โ€” verify brand certifications and check third-party testing

Etsy

Small-batch artisan herbalists, hand-harvested and wildcrafted herbs

Quality tips

When buying Cumaru (Tonka Bean), look for: certified organic labelling, clearly stated country of origin, third-party lab testing for heavy metals and pesticides, and a batch expiry date. Standardised extracts offer consistent dosing; bulk dried herbs are more economical for regular use. Avoid very cheap, unlabelled products โ€” quality varies enormously.