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Fennel: what is it for and how to make chá

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Fennel: what is it for and how to make chá
Fennel: what is it for and how to make chá

Anise is a medicinal plant rich in flavonoids, malic and caffeic acid, bioactive compounds with digestive, laxative, carminative and spasmolytic properties, being therefore indicated to relieve gas, nausea, constipation, cramps and poor digestion.

Also known as green anise, anise and white pimpernel, fennel is also used to relieve headaches due to its analgesic and anti-inflammatory properties.

The used part of fennel are the seeds, which have a sweet flavor and intense aroma, and can be found in markets, fairs, natural products stores and being used in the form of dry seeds, for the preparation of teas and culinary recipes, such as tincture and essential oil, which is used in massages and diffusers.

Anise is a medicinal plant that has many he alth benefits, being normally indicated for:

1. Improve digestion

Anise contains malic acid, a bioactive compound that reduces stomach acidity, in addition to having digestive and carminative action, improving digestion and helping to fight nausea and gastric ulcers.

Furthermore, fennel also prevents food from fermenting in the intestine, reducing the production of gas, and therefore is used to relieve the discomfort caused by excess gas.

2. Relieve headache

The essential oil of fennel contains halogenol, eugenol and linalool, compounds with analgesic properties that act on the central nervous system, helping to relieve headaches.

fennel also contains anethole, a compound that prevents the action of dopamine, a neurotransmitter that is related to migraine attacks, in addition to having anti-inflammatory action, helping to treat migraine.

3. Strengthen the immune system

Anise has eugenol and linalool, bioactive compounds with antioxidant, antiviral, anti-inflammatory and antibacterial activities, which strengthen the immune system, fighting bacteria, fungi and viruses, and helping to treat conditions such as cough, flu, sore throat and allergy. See other foods that also contain flavonoids.

4. Helping in the treatment of seizures

Because it contains flavonoids, malic and caffeic acid, compounds with antioxidant and anti-inflammatory properties, fennel is believed to help in the treatment of seizures.

5. Fight constipation

fennel helps fight constipation, because it contains anethole, a bioactive compound that improves natural bowel movements, facilitating the elimination of stools.

6. Relieve menopausal symptoms

Anethole and flavonoids, compounds present in fennel, are believed to have an estrogenic effect, which can help relieve menopausal symptoms such as hot flashes, headaches and sleep difficulties. Learn about other symptoms of menopause.

7. Prevent heart disease

Anise contains coumarin, flavonoids and malic acid, bioactive compounds with antioxidant, anticoagulant and anti-inflammatory properties, which improve blood circulation and prevent clot formation, preventing diseases such as stroke, thrombosis, heart attack, for example.

Check out more fennel benefits in the following video:

Difference between Fennel and Fennel

fennel and fennel are very similar and therefore can be easily confused. However, despite being different plants, they have similar compounds and properties.

The fennel has thinner leaves, yellow flowers and its seeds are more elongated and larger than those of fennel. Understand better about fennel and its benefits.

The fennel is a plant that has white flowers, broad leaves and the seeds are rounded and small.

How to use

Anise can be found in the form of dried seeds, being used to prepare teas and culinary recipes, such as cakes, cookies and salads, as a tincture and essential oil, being used in massages and diffusers.

Some ways to use fennel are:

1. Fennel tea

Anise tea helps to relieve headaches and relieve cold and flu symptoms, such as cough, runny nose and catarrh.


  • 1 teaspoon of dried fennel seeds;
  • 1 cup of water.

Usage mode:

Crush or chop the fennel seeds. Boil the water and put out the fire. Transfer the water to a cup and add the fennel seeds. Cover the cup and let it rest for 10 minutes. Strain and drink up to 3 cups a day.

2. Essential oil

Fennel essential oil is widely used in aromatherapy to help reduce menstrual cramps and relieve menopausal symptoms such as hot flashes.

This oil can also be used as a muscle relaxant and soothing, through massage, it is generally recommended to mix 2 drops of fennel essential oil with 1 tablespoon of vegetable oil, such as almond or coconut. Also, to relieve cough and runny nose, you can put 3 drops of fennel essential oil in a bowl of boiling water and inhale the evaporated air.

Possible side effects

When consumed in excess, fennel can cause symptoms such as nausea, drowsiness, vomiting, allergic respiratory or skin reactions and, in more extreme cases, can cause muscle paralysis, seizures and lead to coma.

Anise essential oil can stimulate the onset of epileptic seizures in people who suffer from epilepsy. Therefore, it is recommended to use this oil only with the guidance of a doctor, or herbalist.


fennel is not recommended for people with an allergy to anise or anethole, pregnant or breastfeeding women and children under 12 years old.

In addition, the use of this herb should be avoided by women with breast cancer, as it can alter the production of female hormones, such as estrogen, influencing cancer treatment.

This plant should also be avoided by people who supplement with iron, as fennel can interfere with the absorption of this mineral.

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