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Fénix Methode

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OtherWeak evidence

Nasturtium

Also known as: garden nasturtium, Tropaeolum majus

Garden nasturtium is a plant whose herb contains glucosinolates that release benzyl isothiocyanate, an antimicrobial compound. In some countries it is used in combination with horseradish for urinary and respiratory infections.

What it is used for

  • support in recurrent urinary tract infections (with horseradish) – weak evidence
  • support during colds and sinusitis (with horseradish) – weak evidence
  • antimicrobial effect – evidence mostly from the lab

Forms and how they differ

tincture / concentrated extract

contains alcohol, pungent taste

combinations with horseradish

the most studied combination

fresh leaves and flowers

edible, food amounts

When to take it

With food, short term while symptoms last.

Pairs well with

Enough fluids; for urinary complaints also cranberry or D-mannose.

Do not combine / separate

No significant interactions are known; if you take medicines, still consult your doctor.

Watch out for

Do not use with stomach or intestinal ulcers, kidney disease, during pregnancy, breastfeeding or in young children. If you take medicines, consult your doctor.

Safety

Do not exceed the label dose; it may irritate the stomach and mucous membranes.

Practical tip

With burning urination plus fever or lower back pain, see a doctor – it may be a kidney infection.

Products containing Nasturtium 1

Nasturtiumalcohol-free extractImmunityInflammation
How to read the evidence rating
Strong evidenceModerate evidenceWeak evidenceNo evidence

Strong = several good human studies or official recommendations; moderate = promising but smaller studies; weak = few studies or mixed results; no evidence = claims not confirmed.

Combination check

Select the supplements you take and, if relevant, your medicines. We show what interferes, what needs a time gap and what to watch out for.

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From the same group

AlfalfaNo evidenceAndrographisWeak evidenceAroniaWeak evidenceBarley grassWeak evidenceBee pollenWeak evidenceBeef organs (desiccated)Weak evidence
Important notice

This information is educational and does not replace advice from a doctor or pharmacist. We do not give medicine dosages. Supplements are no substitute for a varied diet; if pregnant, breastfeeding, ill or on medication, consult a doctor first.