Educational information, not medical advice.See how evidence is graded

Desert date

Traditionally used for: Food and nutrition; Traditional use for blood sugar; Traditional use for worms; Skin and wound care with the oil.

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What is Desert date? Desert date is the fruit of a thorny Sahel tree, Balanites aegyptiaca. In Hausa it is called aduwa. The fruit, kernel oil, leaves, bark and roots have all been used as folk medicine. The ripe fruit has a sweet-bitter pulp around a hard stone. The kernel inside the stone is pressed for cooking oil. In much of West Africa the pulp and oil are ordinary foods. Here is the plain verdict on evidence. Human trials are few, small and weak. Long and wide traditional use is not proof that a remedy works, and it is not proof that it is safe. The parts matter more than the plant name. The pulp and oil are foods. Bark, root and raw kernel are rich in soapy compounds that can poison you in quantity. How does Desert date work? No one has shown in people how desert date acts, so treat the ideas below as untested. The plant is rich in saponins, which are soap-like plant compounds. In test tubes, saponins break open red blood cells. In lab tests they also kill water snails and some gut worms. In rats and mice, fruit and bark extracts have lowered blood sugar. Whether that happens in people is not established. In laboratory tests, leaf and bark extracts slow some bacteria and fungi. That is a dish, not a person. No trial has shown this helps a human infection. What forms does Desert date come in? Desert date reaches people in several forms. Fresh or dried fruit, eaten as a snack food. Pulp soaked in water to make a sweet-sour drink. Kernel oil, used for cooking and on the skin. Roasted kernels, eaten after traditional processing. Dried leaf or bark powder, and bark or root decoctions, used in folk practice. Soap and cosmetic products made with the oil. Capsules and standard extracts are rare outside research. There is no agreed strength, so two products can differ a lot. Where it comes from: Desert date has been used across the Sahel for centuries, from Senegal to Sudan. It is recorded in Egyptian tombs, which shows the fruit was valued very early. In West African practice, healers used bark and root preparations for worms and fevers. The oil was rubbed on sore joints and wounds. The pulp was eaten as food and given as a mild laxative. The tree also had a village role. Crushed fruit was thrown into ponds to kill the snails that spread bilharzia, a parasite illness. This was an environmental use, not something taken by mouth.

Helps

What does Desert date help with? High blood sugar in type 2 diabetes: This is the most studied claim, and the evidence is still thin. Healers used fruit and bark preparations for the thirst and weight loss of diabetes. In rats and mice, extracts have lowered blood sugar. Human work is limited to a few small, poorly controlled studies. No trial supports using desert date in place of diabetes medicine. Stopping your medicine can be dangerous. Intestinal worms: Tradition used bark and root decoctions to expel worms. This is also the use most likely to poison someone. In test tubes, saponins from the plant harm some worms and snails. There is no good human trial showing it clears worms safely. Modern worm medicines are cheap, tested and far safer. See a doctor or pharmacist instead. Wounds and skin complaints: Kernel oil was rubbed on wounds, burns and dry skin. The oil itself is a plain fat, much like other cooking oils. In laboratory tests, leaf and bark extracts slow some bacteria. Whether that happens on skin is not established. Do not treat a deep, dirty or spreading wound at home. Fever and malaria symptoms: Bark and leaf drinks were traditional fever remedies across the Sahel. In lab tests, some extracts slow malaria parasites. There is no human trial showing it treats malaria. Malaria can kill quickly in children. If you have a fever after travel in a malaria area, get tested the same day. Constipation: The fruit pulp was eaten to loosen the bowels. It carries fibre and sugars, which can have a mild laxative effect. This is a food effect, not a tested treatment. Larger amounts can cause cramps and loose stools. General nutrition in dry regions: This is the best supported use, and it is a food use. The fruit and kernel supply energy, fat and some protein when other crops fail. Food value is not the same as medicine. Eating the fruit will not treat an illness.

Desert date

Quick Facts

  • What it is: Desert date is the fruit of a Sahel tree, eaten as food and used in West African folk medicine.
  • Main uses: Food and nutrition, Traditional use for blood sugar, Traditional use for worms, Skin and wound care with the oil
  • Active ingredients: Steroidal saponins (balanitins), Diosgenin, Flavonoids, Tannins, Oleic and linoleic acid in the kernel oil
  • Forms: Fresh or dried fruit, Pulp drink, Kernel oil, Roasted kernels, Bark or root decoction (traditional), Leaf powder
  • Time to effect: Not established; it may do nothing
  • Side effects: Fruit and oil are usually fine; bark, root and raw kernel can cause vomiting, diarrhoea and poisoning.
  • Pregnancy & breastfeeding: Avoid in pregnancy and while breastfeeding.

Educational information, not medical advice — ask your doctor or midwife.

What is Desert date?

Desert date is the fruit of a thorny Sahel tree, Balanites aegyptiaca. In Hausa it is called aduwa. The fruit, kernel oil, leaves, bark and roots have all been used as folk medicine.

The ripe fruit has a sweet-bitter pulp around a hard stone. The kernel inside the stone is pressed for cooking oil. In much of West Africa the pulp and oil are ordinary foods.

Here is the plain verdict on evidence. Human trials are few, small and weak. Long and wide traditional use is not proof that a remedy works, and it is not proof that it is safe.

The parts matter more than the plant name. The pulp and oil are foods. Bark, root and raw kernel are rich in soapy compounds that can poison you in quantity.

How does Desert date work?

No one has shown in people how desert date acts, so treat the ideas below as untested.

The plant is rich in saponins, which are soap-like plant compounds. In test tubes, saponins break open red blood cells. In lab tests they also kill water snails and some gut worms.

In rats and mice, fruit and bark extracts have lowered blood sugar. Whether that happens in people is not established.

In laboratory tests, leaf and bark extracts slow some bacteria and fungi. That is a dish, not a person. No trial has shown this helps a human infection.

What forms does Desert date come in?

Desert date reaches people in several forms.

Fresh or dried fruit, eaten as a snack food.

Pulp soaked in water to make a sweet-sour drink.

Kernel oil, used for cooking and on the skin.

Roasted kernels, eaten after traditional processing.

Dried leaf or bark powder, and bark or root decoctions, used in folk practice.

Soap and cosmetic products made with the oil.

Capsules and standard extracts are rare outside research. There is no agreed strength, so two products can differ a lot.

Where it comes from:

Desert date has been used across the Sahel for centuries, from Senegal to Sudan. It is recorded in Egyptian tombs, which shows the fruit was valued very early.

In West African practice, healers used bark and root preparations for worms and fevers. The oil was rubbed on sore joints and wounds. The pulp was eaten as food and given as a mild laxative.

The tree also had a village role. Crushed fruit was thrown into ponds to kill the snails that spread bilharzia, a parasite illness. This was an environmental use, not something taken by mouth.

Who should avoid Desert date?

  • Never drink home-made bark or root preparations to treat worms or fever.
  • Do not eat raw, unprocessed kernels in quantity.
  • Do not use bark, root or kernel preparations if you are pregnant; animal work suggests harm to the womb.
  • Do not use these preparations if you are breastfeeding.
  • Never give concentrated bark, root or kernel preparations to a child.
  • Do not use it as a treatment if you take insulin or diabetes tablets, unless your doctor agrees and you check your blood sugar.
  • Avoid it if you have liver disease or kidney disease.
  • Avoid it if you have anaemia (low red blood cell count) or any condition that breaks down red blood cells.
  • Do not take it in the two weeks before planned surgery.
  • Avoid it if you have ongoing diarrhoea or are dehydrated.
  • Do not use it in place of malaria testing and treatment.

When should you see a doctor?

Stop and get medical help the same day if you notice:

Repeated vomiting, or diarrhoea that will not settle.

Dark or red-brown urine, or yellow skin or eyes.

Shakiness, sweating, confusion or fainting, which can mean very low blood sugar.

A fast heartbeat, weakness or feeling faint when you stand.

Fever in a child, or any fever after travel in a malaria area.

A wound that spreads, smells bad or oozes pus.

Tell the doctor exactly which part of the plant was used, and how it was prepared.

Is Desert date legal where you live?

Desert date is an ordinary food in much of West Africa and the Sahel. The fruit and kernel oil are sold in markets and shops.

In the UK, EU and US it is not approved as a medicine for any condition. Foods not widely eaten in the EU before 1997 may need novel food clearance before sale.

Evidence grades and traditional-use labels are explained in our methodology. Nothing here is medical advice.

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