Educational information, not medical advice — ask your doctor or midwife.
What is Allium angulosum? It is a wild onion, often called mouse garlic. It belongs to the same plant group as onion, garlic and chives.
It is a small perennial herb of damp meadows and river banks. It grows across much of Europe and into western Asia. Gardeners also plant it for its pink summer flower heads.
The leaves and bulbs smell and taste of mild onion. People have eaten them raw in salads and cooked as a pot herb.
Here is the honest verdict up front. No human trials of this plant as a remedy were found. Long use as a food is not proof that it treats anything, and it is not proof that concentrated forms are safe.
Is there a known way it works? Not for any health claim in people.
Onion-family plants hold sulfur compounds. These form when the leaves are cut or chewed. They give the plant its smell and sharp taste.
In test tubes, sulfur compounds from this plant group slow the growth of some bacteria. In the same setting they also mop up free radicals. Whether any of that happens in your body is not established.
Lab work on Allium angulosum itself is thin. A few screening papers report antioxidant activity in plant extracts. A reading in a dish does not predict a benefit for a person.
So treat it as a salad green with an interesting chemistry, not as a medicine.
How is it used? Almost always as a fresh vegetable.
Common forms: - Fresh leaves, chopped into salads, eggs or soft cheese. - Whole young plants, cooked like spring onion.
- Small bulbs, used like a mild garlic. - Dried leaf, used as a seasoning. - Seeds and plants sold for the garden.
You will rarely see it as a capsule, tincture or standard extract. Supplements in the onion family are usually garlic or onion, not this species.
If a product names Allium angulosum, check that the label names the plant part and the amount.
What did tradition claim? Very little, which is itself worth knowing.
The plant was gathered in Europe and Asia as a wild food. Records describe it as a salad and pot herb in country cooking. It was a food first and a remedy rarely.
Some regional folk use followed the general onion pattern. Onions and garlic were taken for coughs, chest complaints and digestion. Writers seldom singled out this species.
It also has a long life as a garden ornamental. That standing says nothing about health effects.
None of this history should be read as a reason to self-treat with it.
When to see a doctor.
Get emergency help now if, after eating a foraged plant, you have burning in the throat, repeated vomiting, severe diarrhoea, a slow heartbeat (bradycardia), or confusion. These can be signs of poisoning from a toxic lookalike. Take a photo or sample of the plant with you.
Call emergency services for swelling of the lips, tongue or throat, wheeze, or faintness. That is an allergic reaction.
See your doctor if you get new bruising or bleeding while taking any garlic-family supplement.
See your doctor for a cough, chest pain or gut symptoms that last more than a couple of weeks.
In the UK, the EU and the US, Allium angulosum is treated as an ordinary food plant. It is not approved as a medicine anywhere, and no health claim for it is authorised.
If it appears in a supplement, it is sold under food supplement rules. That means the seller, not a regulator, stands behind the quality.
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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