Medicinal Plants 2022

White willow: what is it for and how to make chá

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White willow: what is it for and how to make chá
White willow: what is it for and how to make chá

White willow is a medicinal plant, scientifically named Salix alba, which is rich in salicin, a natural substance that is similar to the main ingredient in aspirin, therefore having analgesic and anti-inflammatory properties. White willow is popularly used as a home remedy to relieve headache, fever and pain caused by inflammatory problems such as muscle strain and strain, rheumatoid arthritis or osteoarthritis, for example.

The commonly used part of the white willow is its bark, usually for the preparation of teas, however, it can also be found in the form of capsules prepared with the dry extract of the bark.

White willow can be found in herbalists, he alth food stores or compounding pharmacies, and should be used under the guidance of a doctor or other he alth care professional who has experience with the use of medicinal plants.

Dried white willow bark

Dried white willow bark

What is it for

White willow properties include its sudorific, antipyretic, analgesic, anti-inflammatory, antirheumatic and anticoagulant action, being normally indicated for:

  • Fever;
  • Colds and flu;
  • Headache;
  • Rheumatism;
  • Arthritis;
  • Arthrosis;
  • Osteoarthrosis;
  • Drop;
  • Muscle pain;
  • Back pain;
  • Muscle strain or strain.

While it has he alth benefits, the use of white willow is not a substitute for medical treatment and should only be used under the guidance of a physician or herbalist.

How to use

Willow is generally used in the form of tea or capsules:

1. White Willow Tea

To prepare white willow tea, use the bark of this plant from which the main active substance, salicin, is extracted.


  • 1 teaspoon of dried and chopped willow bark;
  • 1 cup of water.

Preparation mode

Bring the water to a boil and add the willow bark. Let it boil for 10 minutes, strain, wait to cool and drink up to 2 cups a day, preferably after meals.

2. Willow Capsules

The willow capsule should be taken orally, with a glass of water, after meals, with the normally recommended dose being 1 capsule of 400 mg, 1 to 2 times a day, or as required. doctor's or herbalist's advice.

Possible side effects

White willow is relatively safe when used for a maximum of 12 weeks of treatment and in recommended amounts, not exceeding 1 to 3 g of the bark in the form of tea or capsules per day.

However, willow can cause side effects such as diarrhea, heartburn, stomach pain, nausea, vomiting or bleeding.

Due to the presence of salicin in its composition, which has an anticoagulant action like aspirin, white willow can increase the risk of bleeding. Therefore, it should not be used by those with he alth problems that increase the risk of bleeding, such as gastric ulcers, esophageal varices or hemophilia, for example.

Who should not use

Willow should not be used by children, pregnant or nursing women, or people who are allergic to aspirin.

Furthermore, willow should not be taken in the following situations:

  • Bleeding tendency;
  • Asthma attack induced by the use of aspirin or other non-steroidal anti-inflammatory drugs;
  • Active stomach or intestinal ulcers;
  • History of stomach or intestinal ulcers;
  • Gastritis;
  • Gastroesophageal reflux;
  • Colitis, diverticulitis or diverticulosis;
  • Severe kidney, liver or heart failure.

Also, white willow should not be used by people being treated with aspirin, methotrexate, anticonvulsant drugs such as phenytoin or valproic acid, or oral anticoagulant drugs such as warfarin, for example.

It is important to inform the doctor and the herbalist about all the medicines that are used, as willow can interfere with the effect of several medicines and cause serious side effects.

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