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Calamus Root

Nootropic

Acorus calamus

PregnancyNursing

Last updated Mar 29, 2026

Description

Ayurvedic and Native American wetland rhizome; nootropic and digestive; some chemotypes contain beta-asarone carcinogen.

Active Compounds

beta-asaronealpha-asaroneacorincalamenolshyobunone

Traditional Uses

Ayurvedic nootropic medhya herb
Native American stimulant chewing
Digestive conditions
Speech and learning

Modern Uses

Cognitive enhancement
Digestive stimulant
Anticonvulsant research
Neurological support

Dosage Information

Recommended dosing guidelines

Forms: tincture, tea, powder
Adult Dose: 1-3g diploid variety; avoid tetraploid
Child Dose: Not established
Preparation Notes: Diploid American variety safe; tetraploid Asian variety contains carcinogenic beta-asarone; avoid internal use of Asian varieties

Safety Information

Not recommended during pregnancy

Not recommended while nursing

Contraindications

Pregnancy caution
Beta-asarone carcinogen in some varieties
Liver disease

Possible Side Effects

Beta-asarone carcinogenic in high-asarone varieties

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