The parts that grow above the ground are used to make medicine. People take nasturtium in combination with other herbs for urinary tract infections (UTIs), swollen airways, cough, and bronchitis. Nasturtium is sometimes applied directly to the skin in combination with other herbs for mild muscular pain.
None of the above remedies have been verified by a doctor. The information above is merely mentioned for the anecdotal value and should you intend using the flower as a medicine, please do so only on approval of your physician.
Do you use it as a medicine?