Medicinal plant used as a laxative (irritant), in case of occasional constipation in adults. It can be found in capsules, granules or infusion (tea).


Portuguese name: sene
Binomial name: Cassia angustifolia
French name: Séné , séné de Tinnevelly
English name: Alexandrian Senna
German name: Sennesblätter oder Sennesfrüchte
Italian name: senna




Anthracene derivatives (A and B senosides), naphthalene derivatives, flavonoids.

parts used

Senna leaf (sennae folium) and dried senna fruit.


Laxative (by stimulating peristalsis of the large intestine): the effect occurs after about 10 hours and causes soft stools. Senna can have an irritating effect, so it should only be used against occasional constipation.
Pharmacology: the properties of anthracenes (active principles contained in senna) prevent the reabsorption of water and electrolytes in the large intestine region, which causes loose stools.


– Occasional constipation in adults, duration of therapy for a maximum of 10 days (use longer only if approved by your doctor). Senna improves intestinal transit.

– Intestinal purification (for medical examinations).

– Hemorrhoids (senna favors soft stools): attention, before using senna for hemorrhoids , ask your doctor or specialist for advice, who will indicate whether or not to use this plant.

Secundary effects

In case of abuse or prolonged use, senna can cause the loss of certain minerals such as potassium (hypokalemia). Other possible side effects are gastrointestinal cramps, diarrhea, functional colopathies, tolerance or dependence. Possible increased risk of colorectal cancer .


Pregnancy, breastfeeding, young children.


Hypokalemia, in case of prolonged use with certain heart medications.

Senna based preparations

– Senna infusion (senna tea)

– Senna capsules

– Senna syrup

– Senna granules

Where does senna grow?

Senna grows mainly in Africa, the Middle East and India. However, senna exists in several other parts of the world. Senna is believed to originate from East Africa and Arabia.


The fruits (photo) or dry leaves of senna are very effective in case of occasional constipation (constipation), however they should not be administered for a long time (maximum 10 days) and, if possible, they should be indicated by a doctor, as they are irritating laxatives.
To reduce the irritating effect of senna, you can combine it with other soothing herbs that will lessen this effect, such as herbal teas such as chamomile or fennel.

Jeanne Kenney
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I’m a stylist trainer, a content creator, and an entrepreneur passion. Virgo sign and Pisces ascendant, I move easily between my dreams, the crazy world I want, and my feet on the ground to carry out my projects.

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