Herbarium of the Ancients — Detailed Record

Exostema caribaeum

Please read before use: the information below describes traditional and informational uses — it does not replace the advice of a healthcare professional. In case of doubt, pregnancy, breastfeeding, ongoing treatment, or use in children, seek advice before use.

Enhanced precautions for this plant: Plant poorly documented by modern research: its use must be supervised by a healthcare professional or experienced herbalist. The bitter bark may present toxicity at high doses or with prolonged use; never exceed light and occasional preparations. Not recommended for pregnant or breastfeeding women, or for young children, due to insufficient safety data. Never use as a substitute for recognized antimalarial or febrifuge treatment; consult a physician in case of persistent fever.

Decoction — Bark

Bitter bark decoction

The dried and crushed bark is traditionally simmered gently in water for about fifteen minutes, then filtered. This bitter preparation was consumed in small quantities, away from meals. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Tincture — Bark

Bark tincture

The bark was sometimes macerated in alcohol for several weeks to extract the bitter principles, a method reserved for experienced herbalists due to the concentration obtained. Dosage must be validated with a healthcare professional or recognized pharmacopoeia before use.

Where to find it

Obtaining the plant

This plant is not cultivated in Europe; it grows naturally in the dry and coastal forests of the Caribbean and Central America. Its bark can sometimes be found at herbalist shops specializing in tropical remedies, but remains rare on the French market.

Harvest season

When to harvest it

The bark is traditionally harvested from branches or the trunk during the dry season, a period when the shrub is considered richest in bitter principles.

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