Educational information, not medical advice — ask your doctor or midwife.
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Magamok is the bark and the red fruit of the Korean mountain ash tree, Sorbus commixta. It is a single-plant Korean folk drug. People take it as a simmered water drink, a tea bag, or a fruit liquor.
It is used for coughs with thick phlegm, for chest and airway trouble, and for stiff, aching joints. Some use it as a mild warming tonic when they feel run down.
Here is the honest verdict. No human trials of magamok have been published, so its effects in people are unknown. Long use in Korea shows the plant is familiar and valued, but familiar use is not proof that it works.
No one has shown how magamok acts in the human body. Any account of how it works is a guess built on lab and animal tests.
In lab dishes, its flavonoids and other plant compounds soak up free radicals and lower some markers of swelling. Animal work hints at a calming effect on the airway. Cells in a dish and mice are a long way from you.
Part of the comfort from a hot magamok tea may simply be the warm fluid and the steam. That helps a dry, tickly throat on its own.
Magamok is sold as dried bark chips, dried or sliced fruit, and tea bags. Korean shops also sell it soaked in spirits as magamok-ju, a home liquor. Extract powders, capsules and syrups turn up online.
Most home use is a simmered water drink made from bark or fruit. Strength varies a lot from product to product. Check the label for the plant part, since bark and fruit are not the same thing.
Magamok comes from the mountain forests of the Korean peninsula. Village healers used the bark and the red autumn fruit for coughs, phlegm and sore joints.
The fruit liquor is still a country custom in Korea, and dried magamok is sold in most herb markets. Related mountain ash trees are used in much the same way in Japan, China and parts of Europe.
Get urgent help if you have a swollen face, lips or tongue, a spreading rash, or any trouble breathing. Also get urgent help if you or a child has swallowed the seeds and feels dizzy, sick or short of breath.
See a doctor soon if a cough lasts more than three weeks, brings up blood, or comes with fever, chest pain or breathlessness. Do the same if a joint is hot, red or badly swollen, or if joint pain keeps you awake.
Stop magamok and speak to your doctor if you get diarrhoea lasting more than two days, bad stomach pain, easy bruising, yellow skin or eyes, or dark urine. Tell your pharmacist about it before starting any new prescription.
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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