Close up of the root of the black radish
Black radish
[Raphanus sativus var. niger]

Black radish: Antimicrobial and digestive

Black radish is a variation of the normal edible radish. Its ingredients make it a potent medicinal plant and in our latitudes it has been used as such for a very long time. Nowadays it is certainly used more in the kitchen than in medicine, but its antimicrobial properties have brought it back into awareness in recent years as a herbal antibiotic.

Black radish facts

Did you know that...

... the construction workers in ancient Egypt ate radish to stay healthy?

... is a cultivated plant, which was probably grown from the heather plant?

... you have to harvest the ripe radish quickly, otherwise it shoots into the weeds and is unusable?

What is black radish?

The radish is an annual herbaceous plant that develops strong roots in its final growth phase. There are variations with round or elongated roots. In the black radish, the root is quite firm, almost a little woody. It grows up to 500 grams and can be eaten. The leaves are also edible and are enjoyed as a salad. It is important to quickly harvest the radish when it is ready to be harvested. Otherwise, the plant shoots into the herb and the root becomes unusable. To ensure this throughout the development, care should be taken that the plant never gets too much light and heat.

General and medicinal properties of Raphanus sativus

The basic knowledge


Radish is antimicrobial. Its mustard oils act against bacteria, viruses and fungi, helping to treat existing infections or prevent infections. You get sick less and can overcome existing infections faster.


Radish is cholagogue. It stimulates the flow of bile from the gallbladder to the intestine and thus positively affects digestion. The enzymes in the intestine can do their job better and the digestion will improve noticeably.


Radish is expectorant. Its ingredients stimulate blood circulation in the mucous membranes. These regenerate, repel old mucus and regulate their activity to a normal level. Mucus is thus reduced and the bronchial tubes are freed up again.

Raphanus sativus: Ingredients

The radish contains a variety of trace elements, enzymes and minerals. The following substance are therapeutically primarily effective:

  • Mustard oils and mustard oil glycosides
  • Magnesium
  • Vitamin C

Black radish: effect for body and mind

For the human body, the black radish has a great, medicinal significance. Due to its ingredients, it has a strong antimicrobial effect and can be used for viral, bacterial and fungal infections. It also promotes the flow of bile and the activity of the bile ducts. Thus, it basically stimulates the digestion of the organism. Due to its mustard oils, it has a very strong influence on the mucous membranes, stimulates them to regenerate and thus has an expectorant effect.

Raphanus sativus properties

  • expectorant
  • antimicrobial
  • cholagog
  • antispasmodic
  • anti-inflammatory
  • ejecting

Areas of application in naturopathy: black radish

[Raphanus sativus var. niger]

The various effects of radish give rise to some therapeutic indications for which it is successfully used in practice.

Raphanus sativus for digestive problems

The radish stimulates the flow of bile. Therefore, more bile flows into the intestine and activates digestion. Its mustard oils are also effective against unwanted pathogens and help to gently cleanse the intestines. Digestion will thus normalize and digestive discomfort will pass.

Black radish for oily skin

With its mustard oil glycosides and antioxidant effect, the radish can help with oily skin. It stimulates the metabolism of the skin from the inside and helps to heal inflammations of the skin. The skin can thus regenerate better, looks fresher again and makes a healthier impression.

Raphanus sativus for flatulence

Flatulence is often caused by faulty colonization of the intestine with intestinal bacteria. These form gas and thus bloat the person. The radish acts against these intestinal pathogens, stimulates digestion and regenerates the mucous membrane of the intestine. Thus, flatulence decreases and digestion is regulated again.

Black radish for inflammation of the upper respiratory tract

Due to its antimicrobial properties, it is good to take radish syrup for inflammation of the upper respiratory tract. Its active ingredients act against pathogens and regenerate affected mucous membranes. They calm down again, mucus production normalizes and irritation disappears. You can breathe freely again and cough up the mucus that is too much.

Raphanus sativus for cough

The radish, with its mustard oil glycosides and essential oils, has a good effect on the air and respiratory tracts. Especially in case of cough, it can therefore be taken to soothe them. At the same time, its ingredients act against common pathogens and kill them. The mucous membranes of the respiratory tract can recover and excess mucus can be coughed up more easily, so that the irritation of coughing quickly subsides.

Notes on the use of black radish

Black radish can be taken as a component of complex preparations, fresh syrup or pressed juice. Depending on the acute nature of the event, up to 100ml of fresh juice may be taken throughout the day. Of course, it can be grated and eaten in salads. However, it should be peeled and lightly salted beforehand.

Raphanus sativus during pregnancy & lactation

The radish may also be taken during pregnancy. The nutrients are also healthy for the child and a harmful effect is not expected.

Raphanus sativus for gallstones

If you have gallstones, you should refrain from taking it. The radish may cause the stones to pass with acute obstruction of the bile duct.

Black radish Raphanus sativus var. niger

Get your black radish complex now and benefit from the healing power of Raphanus sativus var. niger

Black radish complex

100% Black radish for spraying!


incl. VAT, base price: 24,99 € / 30ml

Use the healing power of black radish and our other 100 medicinal plants to naturally alleviate your ailments. Improve your well-being and support your body, mind and soul! With the help of our Configurator Your personal spagyric spray that is tailored to your needs and accompanies you on your natural path to improving your body, mind and soul.


Black radish Raphanus sativus var. niger


Black radish

Botanical name

Raphanus sativus var. niger

Plant family

Cruciferous plants

Other designations

Winter radish, black radish


May till July

Harvest time

from October, before frost




Europe, North America

Flower color

reddish purple

Flower shape

tongues arranged in a cross shape

Leaf color


Leaf shape


Sheet properties

veined, bristly hairy

Soil type


Soil moisture




Lime compatibility

lime tolerant

Nutrient requirements




Sign up for our newsletter now!

Receive relevant content around the topic of hollistic health