Nasturtium is a food plant native to Peru. Its taste similar to that of watercress gives it the nickname Peruvian watercress. Its scientific name is Tropaeolum majus and it belongs to the Tropaeolaceae family. In addition to being edible, it also contains interesting medicinal properties. It is particularly rich in vitamin C and contains glucose derivatives, organic acids, mineral salts, myrosine and sulfurized essence.
Its main indications in natural medicine
In addition to being rich in vitamin C (300 mg of vitamin C per 100 g of fresh leaves), nasturtium is a powerful antibiotic. It therefore helps to strengthen the immune system and helps to cure the flu. At the same time, it helps to restore vitality and energy to the body. In addition, thanks to its expectorant effect, it is effective in case of colds, coughs and bronchitis.
This plant also helps treat diseases affecting the kidneys, respiratory and digestive tracts. She helps to treat cystitis and all other urinary tract infections. It also contributes to the regularization of the menstrual cycle.
In addition, Peruvian watercress plays a major role in cosmetic care. It accelerates the healing process in case of minor injuries. It also helps fight dandruff and prevents hair loss.
Parts used and forms of preparation available
Except for the roots, all other parts of the plant are usable. In a therapeutic setting, nasturtium is used in the form of herbal tea, decoction, mother tincture, powder, dry extracts, capsule, tablet, elixir and hydrosol.
Recommendations for use and usual dosage
We usually consume nasturtium in the form of a salad. The flowers and leaves are indeed edible. For other preparations, the dosage varies depending on the desired effect.
- Tisane : Infuse 1 tablespoon of dried plant in 1 cup of boiling water. Drink the herbal tea 3 times a day between meals.
- Decoction or lotion: In ½ liter of boiling water, add 30 to 35 g of dried flowers. Leave to infuse until cool then filter. This preparation can be used as a lotion for hair and skin care.
- Mother tincture: Dilute 25 drops of tincture in a glass of water. Take it 3 times a day.
- Compressed : Take 3 tablets, 3 times a day. To be swallowed with a drink.
- Elixir: Take 3 drops of elixir 3 times a day in the morning, at noon and in the evening apart from meals. For external use, it can be mixed with a cosmetic gel or cream.
Precautions for use and contraindications
Nasturtium is a plant that attracts aphids. Before each use, it is therefore preferable to clean it well. Ingested in high doses, it can cause gastric and oral irritation. In addition, its use in pregnant and breastfeeding women should always be done under the recommendation of a doctor.