Educational information, not medical advice — ask your doctor or midwife.
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Podogeun is the dried root of the grape vine, used on its own as a single drug in Korean herbal medicine. Its Latin plant name is Vitis vinifera. It is also called grape vine root, and in Sasang constitutional medicine it is linked with the Taeyangin body type.
It is most often simmered into a tea and taken for aching joints, heavy or swollen legs, and general stiffness. Some Korean practitioners also use it as a mild warming and settling herb for people who tire easily.
Be clear about the evidence: podogeun has a real place in Korean practice, but tradition is not proof that something works. We could not find a human trial of the root itself, so nothing here should be read as a promise of benefit. It can also affect bleeding and interacts with several drugs, so read the safety section before you try it.
Nobody has shown how podogeun works in people. The idea is drawn from the plant's chemistry rather than from tests on patients.
Grape vine tissue holds polyphenols (plant colour and bitter compounds) such as stilbenes and tannins. In laboratory dishes these can calm inflammation (swelling and irritation) and mop up unstable molecules that damage cells.
Whether enough of these compounds survive digestion and reach your joints or leg veins is unknown. Treat the mechanism as a reasonable guess, not a proven path.
Dried sliced root is the main form, sold for simmering into a decoction (a strong tea made by boiling). This is the traditional Korean preparation.
You may also see it as a powder, in capsules, in a tincture (an alcohol extract), or blended into multi-herb Korean formulas.
Be careful when shopping. Most products labelled grape seed extract, grape leaf extract or resveratrol are made from other parts of the plant and are not the same thing as podogeun.
Grape vine root has a recognised place in Korean herbal practice, where single plant parts are often used alone rather than in large mixtures. Within Sasang constitutional medicine it is associated with the Taeyangin type, a small group said to need cooling, settling herbs.
Grape vine parts also appear in Chinese and European folk use for swollen legs, sore joints and skin complaints. Its written record is thinner than that of major Korean staples such as ginseng.
See a doctor if you bruise more easily, bleed longer than usual from small cuts, or pass dark or tarry stools.
Get urgent help for bleeding that will not stop, vomiting blood, swelling of the face, lips or throat, trouble breathing, or a widespread rash.
Also book an appointment if one leg swells and feels hot or painful, if a joint turns red and hot, or if yellow tints appear in your skin or eyes.
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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