Educational information, not medical advice — ask your doctor or midwife.
Cordia sulcata is a small tropical tree from the Caribbean and parts of Central America. It is often called white manjack or mucilaginous fruit tree. Folk healers used the sticky fruit pulp, and sometimes the leaves and bark.
The ripe fruit holds a thick, slippery gum. That gum coats the mouth and throat. This is the main reason it was used for coughs and raw throats.
The pulp has also served as a glue and as a hunger food on some islands. So the plant is a food item as much as a remedy.
Here is the honest verdict. There are no human trials of Cordia sulcata for any health use. Long traditional use is not proof that it works, and it is not proof that it is safe.
The proposed action is simple coating, not a drug effect.
The fruit is rich in mucilage, a slippery plant gum. Gums like this form a soft film over irritated tissue. That film can feel soothing for a while.
This coating effect is well described for plant mucilage in general. It has never been measured for Cordia sulcata in people. Treat it as plausible, not proven.
Lab work on other Cordia species has found plant compounds that slow bacteria or calm swelling in test tubes. Whether any of that happens inside the human body is unknown.
No mechanism for this species has been confirmed in a human study. Anyone who tells you how it works is guessing.
There is no standard commercial product. You will not find it on most supplement shelves.
Forms recorded in local use:
Fresh ripe fruit, eaten whole or as pulp.
A water infusion or decoction of leaves or bark, made at home.
A crushed leaf or pulp poultice, laid on the skin.
Because nothing is standardised, strength varies from batch to batch. Two home preparations of the same plant can differ a great deal. Dried plant material sold online may also be misidentified, since several Cordia species look alike.
Cordia sulcata was recorded in Caribbean and Central American folk medicine. Written notes mostly come from twentieth-century plant surveys.
The sticky fruit was used for coughs, hoarse voice and sore throat. Leaf and bark teas appeared in local practice for fevers and stomach upset. The pulp was also used as a mild laxative and as a soothing dressing for skin.
In several islands the tree was valued as much for timber, glue and shade as for medicine. Healers passed the uses on by word of mouth, not by written record.
Stop and see a doctor if you get stomach pain, vomiting or diarrhoea that lasts more than a day.
Get medical help the same day for yellow skin or eyes, dark urine, pale stools or deep tiredness. These can be signs of liver trouble.
Seek urgent care for swelling of the lips, face or throat, a spreading rash or trouble breathing.
See a doctor rather than continuing at home if a cough lasts more than three weeks, a sore throat comes with high fever, or constipation lasts more than two weeks.
Cordia sulcata is not an approved medicine in the United States, the United Kingdom, the European Union or Australia. No regulator has assessed it for safety or effect.
In its home range the fruit is treated as an ordinary wild food. It is rarely sold as a labelled supplement anywhere.
Evidence grades and traditional-use labels are explained in our methodology. Nothing here is medical advice.
What it is typically used for, usual dose, cautions, and the study behind it where real trial data exists.
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