Learn about the harms of Ginkgo herb and how to avoid them

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Learn about the harms of Ginkgo herb and how to avoid them

November 13, 2025

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Despite the fame of ginkgo herb and its many benefits, it is not without harm. It is effective in improving blood circulation and enhancing concentration due to its content of flavonoids and terpenoids, but using it incorrectly or over-consuming it may cause some undesirable side effects. If you want to learn about the harms of ginkgo herb closely and the most important tips that help you avoid its risks, do not hesitate to complete our article, which will be your comprehensive guide today.

What is the origin of ginkgo herb and what are its uses?

Ginkgo Biloba is one of the oldest medicinal plants in the world, with its use dating back more than 2500 years in traditional Chinese medicine. It has been used since ancient times to treat circulatory disorders and improve brain functions and memory, and it still holds great importance today due to its many benefits.

Ginkgo trees grow in many regions, but the best types are cultivated in China and Korea, where they are used for medicinal purposes and natural decoration, which reflects their great economic and cultural value.

Ginkgo herb contains active compounds such as flavonoids and terpenoids, which are known for their high ability to resist oxidation and protect cells from damage caused by free radicals. Studies have shown that its antioxidant properties may help protect brain cells from damage associated with degenerative diseases such as Alzheimer's, so it is used to improve blood circulation and enhance concentration, while reducing feelings of anxiety and depression.

Harms of Ginkgo Herb

Despite the many benefits of ginkgo herb, its use may be accompanied by some side effects, especially when consumed excessively or by individuals with certain health conditions. The most prominent harms of ginkgo herb include:

  • Headache.

  • Dizziness.

  • Rapid heartbeat.

  • Stomach disorders such as nausea.

  • Vomiting.

  • Constipation.

  • Diarrhea.

  • Allergic reactions such as skin redness, rash, or itching may appear.

  • In some rare cases, it may cause heart palpitations or irregular heartbeats.

One of the more serious harms of ginkgo herb is increased bleeding, especially when taken with blood thinners or anti-inflammatory drugs. This can manifest as frequent bruising, nosebleeds, or bleeding from the mouth. In some rare cases, it can develop into internal bleeding.

If you notice the appearance of bruises or persistent and unusual bleeding, or weakness in heartbeats, slow breathing, or seizures, you should consult a doctor immediately.

What is the correct way to use Ginkgo Biloba herb?

To prevent the harms of ginkgo herb, it is important to follow the correct way of consuming it. It can be taken in the form of tablets or capsules containing ginkgo leaf extract and taken orally. It can also be consumed as an infused tea prepared from its dried leaves. However, it is strictly warned against consuming raw or roasted ginkgo seeds as they may contain toxic substances that can cause serious health problems.

The recommended daily dose for adults ranges between 120 - 240 milligrams, divided into two or three doses during the day. Positive results can begin to appear after a period ranging between 4 - 6 weeks of regular use.

It is always recommended to consult a doctor before starting to consume it to determine the appropriate dose according to your health condition to prevent the harms of ginkgo herb.

Drug Interactions of Ginkgo Herb

Some individuals may experience headache, dizziness, or stomach upset, as ginkgo herb can interact with some medications, especially anticoagulants or blood thinners, which may increase the risk of bleeding. Therefore, caution should be exercised when using ginkgo herb in these cases:

  • Pregnancy: Its use is prohibited during pregnancy to avoid causing bleeding or premature birth.

  • Lactation: There are no sufficient studies confirming its safety for nursing mothers.

  • Children: Seeds are dangerous and may cause poisoning or seizures, so ginkgo herb extract is allowed in small doses for short periods.

  • Individuals with blood clotting disorders: Ginkgo herb doubles the risk of bleeding in individuals with blood clotting disorders.

  • Diabetic patients: Ginkgo herb may interfere with blood sugar-lowering medications, so glucose levels should be monitored regularly.

  • Epileptic patients: Compounds in ginkgo seeds and leaves may trigger epileptic seizures.

  • Before surgical operations: It should be discontinued at least two weeks before surgery to avoid increasing the risk of bleeding.

Where can I find the best ginkgo herb extracts?

At Noor Organic Food store, of course. We are keen to provide the best types of nutritional supplements beneficial for individual health:

Ginkgo Biloba Extract

خلاصة الجنكا بيلوبا السائلة خالية من الكحول

Ginkgo Biloba Extract comes in a 30 ml package to last for a long period, consisting of pure Ginkgo Biloba leaf extract rich in active plant compounds, vegetable glycerin, and pure water as an alcohol-free base to preserve its composition and pure nature. Flavonoids and terpenoids work to support blood circulation and enhance brain health, including important nutrients such as potassium, and thanks to its liquid consistency that blends seamlessly into the daily diet, it is easily absorbed and thus can be easily added to the daily dietary routine to achieve maximum benefits.

It comes packaged in a safe and airtight manner to preserve its natural properties. It should be stored in a cool, dry place away from direct sunlight and out of reach of children to maintain its quality and effectiveness. When consuming it, 1-2 ml should be taken daily, two to three times, with a small amount of water. However, make sure to shake it well before use to ensure even distribution of the ingredients.

Most frequently asked questions about the harms of ginkgo herb

Does Ginkgo Biloba herb have harms?

Ginkgo herb can cause some side effects such as nausea, headache, dizziness, or stomach upset.

When do the results of ginkgo herb appear?

Positive results usually appear between 4 - 6 weeks.

What is the best time to drink ginkgo?

It is used two to three times daily and it is recommended to take it with meals to reduce side effects.

Now you know the most prominent harms of ginkgo herb and how to avoid them to ensure optimal benefit from its compounds and nutrients. Get the best and highest quality types to consume safely at the recommended dose according to your personal condition.

Read also:

 Benefits of Ginkgo Herb.

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