What is Candle wood / fagara?

Candle wood is a small, thorny tree of West Africa. Its wood and roots are cut into short chewing sticks. The Yoruba name orin ata means "pepper chewing stick".

Botanists now call the tree Zanthoxylum zanthoxyloides. Older books used the name Fagara, which is why "fagara" stuck.

The stick tingles and numbs the mouth as you chew it. Many people in the region use it to clean their teeth. Healers also used the root bark for other complaints.

The best known of those is sickle cell disease, an inherited blood disorder. The bark was also given for toothache, fever, pain and worms. You can still buy it in markets and in a few packaged products.

Here is the honest verdict. Human evidence is thin. Small, weak studies hint at help with dental plaque and with sickle cell pain.

Long and wide traditional use is not proof that a remedy works. It is also not proof that it is safe. Both points matter for this plant, because its root contains compounds that are toxic to cells in the lab.

How does Candle wood / fagara work?

No one has shown how candle wood works in people. What follows comes from lab benches and animals, not from clinics.

In test tubes, root bark extracts slow some of the bacteria found in the mouth. The chewing itself also scrubs the teeth and raises saliva flow. That mechanical part is simple and real.

Blood from people with sickle cell disease has been mixed with root extracts in the lab. In those tests, fewer red cells took on the stiff sickle shape. Whether the same thing happens inside the body is not settled.

The root also holds alkaloids such as fagaronine and nitidine. In cell studies, these block enzymes that cells use to copy their DNA. That is a lab finding only, and it is one reason to treat strong extracts with care.

The peppery tingle comes from compounds that act on nerve endings in the mouth. That effect is quick and easy to feel. It is numbing, not healing, and it tells you nothing about whether the plant treats anything.

What forms does Candle wood / fagara come in?

Chewing sticks cut from the root or stem. This is the most common form, sold in bundles in West African markets.

Dried root bark, whole or ground to a powder.

Water decoctions and infusions, prepared by traditional healers.

Capsules and tablets of extract, mostly made in West Africa and sold online.

Tooth powders and herbal toothpastes that list fagara on the label.

FACA tablets in Burkina Faso. These combine fagara root bark with Calotropis procera and are registered there as a traditional medicine.

The fruit is used as a spice in some areas, much like its relative Sichuan pepper.

Where it comes from:

Chewing sticks have been used across West Africa for centuries. Fagara was one of the woods people chose most often.

The Yoruba called it orin ata. Hausa speakers call it fasa kwari. Other names exist in Ghana, Benin and Sierra Leone.

Healers used the root bark widely. They gave it for toothache, fever, pain, worms and swollen joints.

From the 1970s, Nigerian researchers tested the root for sickle cell disease. That work is the reason the plant became known outside the region.

The root was also used to bring on labour and to end pregnancy. That history is why this page carries a firm pregnancy warning.

Heavy harvesting of the roots has pushed wild trees into decline in several countries.

What does Candle wood / fagara help with?

• Dental plaque and gum health: This is the best supported use, and the support is still modest. Tradition used the stick as a daily toothbrush. Small studies of African chewing sticks found plaque removal close to that of a toothbrush. Most of those studies mixed several wood species together. Few tested fagara on its own. In lab tests, the extract slows bacteria linked to gum disease and decay. Call this plausible, not proven.
• Toothache: The numbing is real, but it is not a repair. Chewing the stick makes the mouth tingle and go numb for a short while. That can dull a sore tooth. It does nothing about the cause. A tooth that aches needs a dentist. Masking the pain can let an infection grow.
• Sickle cell pain crises: This is the most studied claim and the most often oversold. In test tubes, root extracts stop red cells from taking a sickle shape. Small open studies in Burkina Faso of a fagara-based tablet reported fewer pain crises. These studies had few patients and no placebo group. That makes the result weak. No large, well-run trial has been done. Never use fagara in place of your sickle cell care.
• Fever and malaria: Traditional healers gave the root for fevers, including malaria. In lab tests, extracts slow the malaria parasite. There is no good human trial. Malaria can kill within days. If you may have malaria, get tested and treated with a proven drug.
• Pain and swelling: Evidence here is animal work, not human work. The root was used for joint pain and swellings. In rats and mice, extracts reduced swelling and pain signals. Animal results often fail to repeat in people. No trial has tested this in humans.
• Intestinal worms: Tradition used the root bark against worms. In lab dishes, extracts harm some worms and parasites. No human trial supports this use. Worm infections can be confirmed by a simple stool test and treated with cheap, proven medicine.

What are the side effects of Candle wood / fagara?

• Burning or tingling in the mouth
• Numb tongue and lips
• Sore or irritated gums
• Worn tooth enamel and receding gums from hard scrubbing
• Mouth ulcers
• Nausea, stomach pain or diarrhoea after swallowing the bark
• Skin rash or other allergic reaction
• Cramping of the womb

Good to know:

Mouth effects are common, usually mild, and pass quickly. Gum and enamel damage comes from scrubbing too hard with a rough stick, not from the plant itself.

Stomach upset is the usual complaint when the bark is swallowed. Allergy is possible but seems uncommon.

Serious harm is rarely reported. That is not the same as proof of safety, because no proper safety trial has been run.

The alkaloids in the root kill cells in lab tests. Strong, concentrated extracts therefore deserve more caution than a chewing stick does.

How much Candle wood / fagara should you take?

• Recommended daily: There is no agreed dose for candle wood. A chewing stick carries no measured amount at all. Packaged extracts list their own amounts, and these differ widely between makers. No human study has set an amount that is both safe and useful. For that reason this page gives no figure. If you are thinking of a capsule or extract, take the label to a doctor or pharmacist first. That matters most if you have sickle cell disease, liver problems, or take daily medicine.
• Best time of day: Timing is not likely to matter much. Chewing sticks are usually used in the morning and after meals, like brushing. For capsules or decoctions, no study has compared times of day. Pick whatever you would remember, and tell your doctor about it.
• With or without food: Food is the safer bet for anything you swallow. The bark is peppery and can irritate an empty stomach. Taking it with food may ease nausea and stomach pain. No study has looked at whether food changes how much is absorbed.
• Time to effect: The mouth tingles and numbs within seconds. That is a local nerve effect, not a sign that anything is being treated. Any effect on plaque would take weeks of daily use to show. The sickle cell claim is unproven, so no honest timeline can be given. It may do nothing at all for the reason you are trying it.
• How long to take it: This cannot be answered from evidence. In West Africa, people use chewing sticks daily for years without obvious harm. Concentrated root bark extracts are a different matter. They have not been studied for long-term use in people. No safe upper limit of time is known. Open-ended use of a strong extract is not something the evidence supports.