Substances & Homeopatic Remedies

Raphanus sativus niger

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The plant is used in the treatment of intestinal parasites, though the part of the plant used is not specified.

The leaves, seeds and old roots are used in the treatment of asthma and other chest complaints.
The juice of the fresh leaves is diuretic and laxative.

The seed is carminative, diuretic, expectorant, laxative and stomachic . It is taken internally in the treatment of indigestion, abdominal bloating, wind, acid regurgitation, diarrhoea and bronchitis.

Radishes have long been grown as a food crop, but they also have various medicinal actions. The roots stimulate the appetite and digestion, having a tonic and laxative effect upon the intestines and indirectly stimulating the flow of bile. Consuming radish generally results in improved digestion, but some people are sensitive to its acridity and robust action.
The root is antiscorbutic, antispasmodic, astringent, cholagogue, digestive and diuretic. It is crushed and used as a poultice for burns, bruises and smelly feet. Radishes are also an excellent food remedy for stone, gravel and scorbutic conditions. The root is best harvested before the plant flowers. Its use is not recommended if the stomach or intestines are inflamed.

Young leaves - raw or cooked. somewhat hot taste, and the texture is somewhat coarse. As long as they are young, they make an acceptable addition in small quantities to chopped salads and are a reasonable cooked green[K]. A nutritional analysis is available.

Young flower clusters - raw or cooked. A spicy flavour with a crisp pleasant texture, they make a nice addition to salads or can be used as a brocolli substitute[.

Seeds - raw. The seed can be soaked for 12 hours in warm water and then allowed to sprout for about 6 days. They have a hot spicy flavour and go well in salads.

Young seedpods - raw. Crisp and juicy with a mildly hot flavour[K]. They must be eaten when young because they quickly become tough and fibrous.

Root - raw or cooked. Crisp and juicy, they have a hot and spicy flavour and are a very popular addition to salads.The summer crops do not store well and should be used as soon as possible after harvesting[K]. The winter varieties (including the Japanese forms) have much larger roots and often a milder flavour. These store well and can be either harvested in early winter for storage or be harvested as required through the winter[K].

An edible oil is obtained from the seed  

Other Uses
Green manure; Oil; Repellent.
The growing plant repels beetles from tomatoes and cucumbers. It is also useful for repelling various other insect pests such as carrot root fly.
The colouring matter is recommended as a sensitive indicator in alkalimetry.
There is a fodder variety that grows more vigorously and is used as a green manure.