What is Dureup (chongmokpi)?

Dureup is the young spring shoot of the Korean angelica tree, Aralia elata. Koreans eat it as a blanched vegetable in early spring. In Korean medicine the bark of the same tree is used as a single drug and is called chongmokpi.

People take it most often for aching joints, stiffness, and tiredness after illness. Some also take it hoping to steady blood sugar. These are traditional uses, not proven effects.

The honest verdict: Dureup has a long record as a food and folk remedy in Korea, but human trial evidence is very thin. Traditional use is not proof that something works, and that point applies to everything below.

How does Dureup (chongmokpi) work?

Nobody has shown in people how Dureup works, so what follows is a theory rather than a fact.

The bark and shoots are rich in saponins (soap-like plant compounds). In test tubes and in animals, these have calmed markers of inflammation (swelling and irritation in tissue) and nudged blood sugar down a little.

Whether those effects happen in a person eating a plate of shoots, or drinking a bark tea, has not been tested. Treat the mechanism as unproven.

What forms does Dureup (chongmokpi) come in?

Fresh spring shoots are the most common form. They are always blanched or boiled first, then eaten as a side dish, fried in batter, or pickled. Raw shoots are not eaten.

The bark (chongmokpi) is sold dried and sliced for decoctions (teas made by simmering plant material in water). Powders, capsules and liquid extracts also exist, mostly online, with no agreed strength between brands.

Frozen and salt-packed shoots are sold outside the spring season.

Where it comes from:

Dureup has been a prized wild spring vegetable in Korea for centuries, gathered as the first green food after winter.

The bark, chongmokpi, appears in Korean herbal practice as a single drug for joint pain, stiffness and weakness. It is also known in Japanese and Chinese folk use, but its main standing is Korean.

What does Dureup (chongmokpi) help with?

• Joint pain and stiffness: This is the best known traditional use of the bark in Korea, usually as a simmered tea. The human evidence is missing. Animal and test-tube work shows saponins can lower markers of inflammation (swelling and irritation in tissue), but that does not tell you whether a person's knee will hurt less. If joint pain is new, severe, or comes with swelling and fever, get it checked rather than self-treating.
• Low back and knee pain: Korean folk practice uses chongmokpi bark for aching back and knees, often in older adults. There are no published human trials for this use. The traditional standing is real; the proof is not there. Back pain with numbness, leg weakness, or loss of bladder control is a medical emergency, not a herb problem.
• Tiredness and weakness after illness: Spring shoots are eaten in Korea as a restoring food after winter, more as nourishment than as medicine. As a vegetable it is a reasonable food. As a treatment for fatigue it has not been tested in people. Lasting tiredness has many causes, including anaemia (low iron in the blood) and thyroid problems, so it is worth a check-up.
• Blood sugar support: Animal studies suggest Aralia elata extracts can lower blood sugar somewhat. No trial has confirmed this in people. This matters for safety more than for benefit. If you already take diabetes medicine, an added blood-sugar-lowering effect could push your levels too low. Do not replace or reduce diabetes medicine because of this plant.
• Poor appetite and indigestion: The bitter spring shoots are traditionally eaten to wake up the appetite at the end of winter. There is no trial evidence for this. Bitter foods are widely used this way across many cuisines. Oddly, raw or undercooked shoots do the opposite and can cause stomach upset, so cook them well.

Which foods are rich in Dureup (chongmokpi)?

1. Dureup namul: shoots blanched and dressed with sesame oil, the most common Korean way to eat it
2. Dureup jeon: shoots dipped in batter and pan-fried
3. Pickled dureup (jangajji): shoots preserved in soy sauce or vinegar for use out of season
4. Dureup rice: chopped cooked shoots stirred through steamed rice

Practical Tips:

Every traditional recipe cooks the shoots first, which is also the safest way to eat them.

What are the side effects of Dureup (chongmokpi)?

• Stomach pain, nausea or diarrhoea, mainly from raw or undercooked shoots
• Burning or itching in the mouth and throat
• Skin rash or hives in people allergic to the ginseng plant family
• Low blood sugar signs such as shakiness, sweating and a fast heartbeat
• Loose stools from strong bark teas
• Scratches from the sharp thorns when picking wild shoots

Good to know:

Eaten as a properly cooked vegetable, Dureup is well tolerated by most people, and Koreans have eaten it for generations.

Most reported problems come from eating the shoots raw or barely cooked. Blanching in boiling water for a few minutes solves this.

Concentrated bark teas and supplements are less well understood, and their long-term safety has not been studied.

How much Dureup (chongmokpi) should you take?

• Recommended daily: There is no established or tested dose, because no human trials have set one. As a food, a normal side-dish portion of blanched shoots, around 50 to 100 g, is what Koreans usually eat in spring. In traditional bark practice, 6 to 12 g of dried chongmokpi is simmered in water for a daily tea. That figure comes from custom, not from research. Commercial capsules vary widely, so follow the label and start low.
• Best time of day: No time of day has been shown to matter. The shoots are usually eaten with a main meal, and the bark tea is often taken once in the morning or split between morning and evening.
• With or without food: Take it with food. The shoots are a food anyway, and the bark tea is easier on the stomach when your stomach is not empty.
• Time to effect: Unknown, because no trial has measured it. Traditional use suggests days to weeks rather than a same-day effect. If you feel a strong effect within an hour, treat that as a reason to stop and check with a doctor.
• How long to take it: As a seasonal vegetable, eating it through the spring is normal. As a bark tea or supplement, keep any trial short, around two to four weeks, then stop and see whether anything actually changed. Long-term daily use has not been studied for safety. If you have used it for a month with no clear benefit, there is no reason to keep going.