Dried Ripe Seed of Radish

Posted On April 12, 2014 at 12:20 pm by / No Comments


Radishes are one of the common vegetable that we consume in our meals. But do you know that even better than the mature radishes, the seeds are one of effective Chinese herbal treatment since centuries ago?

Radish seed (raphanus sativus), or Lai Fu Zi in mandarin, is one of effective Chinese herbs mainly for the treatment of indigestion, constipation, phlegm, etc. Its healing ability is so powerful and instant that ancient herbalists often compare its efficacy to the force that can collapse the walls. Zhang Xi Chun, the famous physician in 19th century, was full of praise for this herb and believed that it should be good at transforming qi, instead of breaking qi as it have widely been thought to be.

Radish seeds description

As its name suggested, it refers to the mature seeds of Raphanus sativus L., which is plant in the family Cruciferae. And it is also known as Semen Raphani and Turnip Seeds. It is cultivated all over China. Medicinally the plant is harvested during summertime when its fruits are ripe. After that, dry them in the sun, rub them for the seed, remove the impurities, and dry once again. It is used raw or fried. And remember to smash them first before the decocting.

Raphanus sativus is annual or biennial erect herb, 30 to 100cm in height. Taproot is fleshy, in the shapes of oblong, sphere, or cone, and with green, white, or red skin. Stems are branched, glabrous, and slightly covered with pruina. Basal leaves and leaves on lower stem are pinnatifid, 8 to 30cm long, 3 to 5cm wide, and with ovate lobes and 4 to 6 pairs of lateral lobes. Racemose flowers are acrogenous or axillary; sepals are oblong; petals are 4, white, purple or pink, 1.5 to 2cm in diameter, obovate, 1 to 1.5mm long, and with purple stripes and 5mm claws on the lower part. Seeds are 4, oval, slightly flat, about 3mm long, red-brown, and with fine textures. Flowering time is from April to May and fruiting time is from May to June.

Seeds contain sinapine, 30% fatty oil, raphanin, etc. And oil contains a large number of erucic acid, linoleic acid, linolenic acid, brassicasterol, 22-dehydrocampesterol, and more.

Radish seeds health benefits

Radishes are native to China, in which there is a long history of cultivating and eating this root vegetable. In China you must have come across the old saying of “Radishes in winter and gingers in summer keep the doctor away.” It is so popular, especially in the season of winter, simply because it is high in medical, edible, and nutritional value. So, what are the radish seeds benefits? And its pharmacology can explain it well.

Here are the benefits of radish seed:

  • Detoxifying agent
  • Controlling blood presure
  • Rich in fibre
  • Lowering heart disease risks
  • Preventing cancer
  • Treating skin problem
  • Rich in calcium
  • Treating jaundice
  • Treating kidney stones

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