15 Japanese Knotweed Benefits and Uses – DelvixGarden.com (2023)

Japanese Knotweed benefits are numerous. The herb contains a wide spectrum of chemical compounds which have plenty of health benefits. These substances provide potent antioxidant protection, as well as cardiovascular, nervous system, and liver function support.

Knotweed is known as a rich source of the antioxidant Resveratrol which helps protects the body against cellular damage which puts it at higher risk of developing certain diseases such as cancer and heart disease. The plant It is also used as a laxative against constipation and irregular bowel movements, as well as in alternatives treatment against bronchitis,cough,gum disease(gingivitis), andsores of the mouthandthroat. Japanese Knotweed is sometimes used as an alternative to treat lung diseases,skindisorders, excessive sweatingassociated withtuberculosis, and fluid retention.

In this article, you will learn more than 15 uses and health benefits of Japanese knotweed. But before we go to the list of the health benefits, what is knotweed?

Knotweed is an herb commonly known as Asian knotweed or Japanese knotweed. It is native to Eastern Japan, China and Korea. In the United States, it is considered as an invasive species, one of the worst invasive species in the world. The reason is because Knotweed grows rapidly and displaces native species quickly with its large size. It is difficult to eradicate it due to the way it is able to propagate through its root system.

Luckily the plant has plenty of curative properties which makes it very desirable to harvest.

Here are the top 15 Japanese Knotweed Benefits and Uses:

  1. Improves Cognitive Functions

Knotweed has therapeutic effects on the cognitive disorders such as dementia and Alzheimer’s disease. It provides preventative effects on the neurodegenerative process which affects the neural pathways. Antioxidants eliminates free radicals and plaque which affects the mental function.

  1. Helps Prevents Heart Disease

Knotweed contains resveratrol which helps to deal with many heart problems. This powerful compound has many health benefits on the cardiovascular system such as protecting the heart and circulatory system, and protecting against clots which can cause deadly heart attacks or stroke.

Red wine is drunk in large amounts in France due to which heart conditions are not common there. Just a few uses will not provide all these benefits; you need to add Japanese Knotweed to your diet to get the heart protective properties.

  1. Decreases High Blood Pressure

It reduces the heart strain, stress and blood pressure which lowers the chances of strokes and heart attacks by dilating the blood vessels and arteries hindering blood clots.

  1. Promotes Gastrointestinal Health

Knotweed helps treat stomach problems such as bloating, constipation, abnormal inflammation, intestinal infections, chronic pain and cramps, and possibly other gastrointestinal disorders.

  1. Prevents Cancer

Japanese Knotweed has many anti-cancer properties which have been found to be beneficial against formation or development of carcinogens which may lead to cancer development and complications of many types of cancers such as colon, prostate, thyroid and breast cancers.

Research is still ongoing but the early results are satisfactory which encourages the use of the plant in order to prevent health.

  1. Helps Prevents or Control Diabetes

In addition to contributing to cardiovascular health for diabetics, Japanese knotweed also have direct positive effects on insulin absorption in the body. Among others, Resveratrol helps prevent insulin resistance and abnormal blood sugar levels.

If you suffer from blood sugar related issues, knotweed can be very helpful.

  1. Promotes Healthy Liver Functions

The liver is one of the largest and most important organs in the body which plays many important metabolic functions, regulates most chemical levels in the blood and excretes a bile, which helps with digestion and carry away waste products from the liver. knotweed can help your liver perform these functions even better.

There are some people in Asia who uses knotweed as a recipe. They even created knotweed beer to drink as a medicinal beverage to keep their liver healthy. Regular consumption promotes a healthy liver functions and overall rejuvenation as you do not have to drink an actual beer to actually drink one!

15 Japanese Knotweed Benefits and Uses – DelvixGarden.com (2)

  1. Supports the immune system

Considering that everyone is almost continually exposed to a variety of health threats, having a healthy and strong immune system function is ideal to stay healthy.

  1. Eases Lyme’s Disease

Very few compounds seem to help with Lyme disease but knotweed seems to ease the symptoms of the disease.

Japanese Knotweed modulates and enhances the immune function, which helps the body to fight bacterial inflammations, endotoxin damage, cancer development, and many other medication conditions.

  1. It Is Anti-Aging

Very few people age healthily and happily. Some take drugs or undergoing advanced surgical procedures which leads to more cosmetic damages. But what if there is a natural way you can do that? Japanese Knotweed is great source of resveratrol, a powerful therapeutic option against aging. Among the many knotweed benefits, anti-aging is in the top 10.

Resveratrol is well-known for its anti-aging properties and its use for this purpose is common. As an antioxidant, resveratrol fights harmful free radical damage and can be incredibly beneficial when applied topically.

  1. Facilitates Weight Loss

Obesity or being overweight is serious health problem considering it is associated with medical conditions such as poor mental health, certain cancers, increased risk of heart disease, type 2 diabetes, high blood pressure, and other chronic conditions.

Knotweed has been shown to have weight loss effects similar to following a calorie-restricted diet, thus helping people to lose weight safely. Health experts note that calorie restriction is important to losing and maintaining a healthy body weight.

  1. Reduce acne and improve skin health

Free radicals are unstable atoms that can damage cells, which can cause or trigger diseases, premature aging, and systemic imbalances which can cause skin problems such as acne, eczema, rosacea, eczema & other skin problems.

Japanese Knotweed can help reduce the effects of these free radicals and improve your body’s ability to heal itself. In addition, it has resveratrol which helps systemically solve many types of skin problems and makes you look younger.

  1. Healer of respiratory infections

Although there is not enough study to understand how it works, Japanese Knotweed has been used by the indigenous peoples to treat many forms of respiratory infections. They use it to alleviate symptoms of many ailments, including respiratory infections, lung diseases, and other infections.

  1. Improved absorption of Vitamins A, D, E, K and B12

The absorption of lipid-soluble vitamins (A, D, E, K) by the body requires actions of bile acids. That is, secretion of bile during digestion is essential for the body to absorb these vitamins. If bile production is compromised by liver damage, the proper absorption of these vitamins may be affected.

Knotweed increases bile secretion and facilitate liver functions. It is, therefore, ideal to help your body absorbs fat-soluble vitamins and B12. 15 Japanese Knotweed Benefits and Uses – DelvixGarden.com (3)

  1. Some Additional Japanese Knotweed Benefits include:
  • Potentially increase testosterone
  • Improve estrogen metabolism and may reduce the risk of breast cancer
  • Reduce reactions to hay fever
  • Reduce inflammation
  • Have a positive effect on blood fats
  • Shows potential in combating viruses and bacteria
  • Used for the treatment of oral ailments, like sore throats, gingivitis and even plaque build-up on teeth.
  • Commonly used for respiratory issues, such as lung disease, bronchitis and persistent coughs, as well as certain skin disorders.

Knotweed Side effects are rare with low potential for toxicity. But the plant is associated with limited contraindications. It is not recommended during pregnancy or lactation. If you have a medical condition such anemia or take pharmaceutical drugs please consult your doctor prior to use Japanese knotweed.

Thank you for reading to the end, if you have any comment, suggestion or question, kindly share it with our viewers by commenting below.

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FAQs

What does Japanese knotweed do for your body? ›

The whole flowering plant is used to make medicine. Knotweed is used for bronchitis, cough, gum disease (gingivitis), and sore mouth and throat. It is also used for lung diseases, skin disorders, and fluid retention. Some people use it to reduce sweating associated with tuberculosis and to stop bleeding.

What is the difference between Japanese knotweed and resveratrol? ›

Resveratrol extracted by grapes or red wine, for example, may only contain 5-10% trans-resveratrol purity. On the other hand, Polygonum cuspidatum, or Japanese knotweed, contains 99% pure trans-resveratrol.

Is resveratrol from Japanese knotweed good? ›

Japanese Knotweed, or Polygonum cuspidatum, is a Traditional Chinese Medicine used for circulation and heart health. It is a very good source of resveratrol, and most benefits of Japanese Knotweed may actually just be benefits of resveratrol.

Is Japanese knotweed anti-inflammatory? ›

Anti-Inflammatory and Antiviral Activity. Some bioactive compounds from the extracts of Japanese knotweed exhibit anti-inflammatory and antiviral activities. The anti-inflammatory and protective activities of P. cuspidatum on Dry Eye Disease (DED) was investigated by Park et al.

Does Japanese knotweed give you energy? ›

Incredibly, scientists have found that the powerful antioxidant and health giving compounds in knotweed rhizomes, such as resveratrol, are also responsible for the plant's ability to generate massive amounts of energy.

Does resveratrol thin your blood? ›

Due to resveratrol's blood-thinning properties, you should stop taking any resveratrol supplements two weeks before surgery. Resveratrol slows blood clotting. If taken with anticoagulant (non-clotting) medications, you are at increased risk of bleeding.

Is there anything better than resveratrol? ›

Pterostilbene is a small molecule that is better than resveratrol in terms of absorption and stability. Pterostilbene extended lifespan in various organisms.

What are the negative effects of the Japanese knotweed? ›

Japanese knotweed can spread very quickly and forms dense colonies that out-compete native vegetation by blocking sunlight, releasing chemicals (allelopathic) from its rhizome that suppress plant growth and germination, and robbing nutrients and water from the soil.

Does resveratrol reverse aging? ›

Resveratrol can slow down the aging process and is beneficial in the treatment of several diseases such as obesity, T2DM, cancer, cardiovascular diseases, and neurodegenerative diseases; it also acts as an immune system regulator [59,76,77,78], although there have been conflicting results on its effects on energy ...

What does resveratrol do for Covid? ›

Resveratrol also has potential anti-thrombotic and anti-inflammatory properties which could help reduce the severity and mortality in COVID-19 [52], [53] and should be further investigated for the possible relief of blood clotting side-effects associated with the DNA Adenovirus vector vaccines [54], [55].

Who should not take resveratrol? ›

If you have any condition that might be made worse by exposure to estrogen, don't use resveratrol. Surgery: Resveratrol might increase the risk of bleeding during and after surgery. Stop using resveratrol at least 2 weeks before a scheduled surgery.

Is resveratrol good for arteries? ›

Resveratrol might help prevent damage to blood vessels, reduce low-density lipoprotein (LDL) cholesterol (the "bad" cholesterol) and prevent blood clots.

Does Japanese knotweed lower cholesterol? ›

It has been used for centuries in its native countries for treating many ailments, such as respiratory infections. Knotweed also contains amounts of resveratrol, which can be used to reduce cholesterol (although large quantities would need to be consumed to get these benefits).

How does Japanese knotweed help Lyme? ›

Japanese Knotweed

Essentially resveratrol is a potent antioxidant, has anti-inflammatory, neuroprotective, and cardioprotective properties. All of these are important for Lyme because there's a lot of inflammation in the body when you have a chronic infection.

What should you not do with knotweed? ›

Cut Down and Remove the Canes

Because Japanese knotweed is considered a controlled waste due to its potential to cause ecological damage, be sure to carefully dispose of the roots. Never put Japanese knotweed in a compost pile where the soil can become contaminated with bits that can continue to sprout and spread.

Is Japanese knotweed good for skin? ›

Also known as Japanese knotweed, Mexican bamboo, and, in Traditional Chinese Medicine as Hu Zhang, this plant not only helps thwart free radicals before they can damage skin, it also reduces signs of irritation.

Can you take Japanese knotweed long term? ›

Continue treatment as long as necessary.

Japanese Knotweed is a very safe plant. The plant contains no harmful substances and has no side effects with normal use.

What food is highest in resveratrol? ›

Even red grape juice is concentrated with higher degrees of resveratrol, ranging between 1.14 and 8.69 milligrams per liter, or 0.17 to 1.30 milligrams per 5-ounce serving. Spanish red grapes are considered the richest source of resveratrol.

Does resveratrol make you look younger? ›

Studies show that the powerful and efficient antioxidant properties in resveratrol are 95% efficient at shielding the skin from environmental damage, improving the appearance of fine lines and wrinkles, reducing dryness, and smoothing skin texture, compared to 65% for vitamin E and 37% for vitamin C.

Does resveratrol help with wrinkles? ›

More specifically, resveratrol may support the function and structure of the skin by reducing the appearance of fine lines and wrinkles, and improving skin tone by reducing the impact of free-radical damage to the skin.

What is the best form of resveratrol to take? ›

In the case of resveratrol, trans-resveratrol is the best fit for your health. Trans-resveratrol is also more stable in powder form, making it ideal to take as a supplement.

Is resveratrol good for lungs? ›

Experimental models of COPD consistently show decreased inflammation and oxidative stress in the lungs after resveratrol treatment. These beneficial anti-inflammatory and antioxidant properties of resveratrol can indirectly also improve both skeletal and respiratory muscle impairment in COPD.

What eats Japanese knotweed? ›

Psyllids feed on the sap of the knotweed, diminishing its energy supply and ultimately killing the plant. Researchers found that the Japanese knotweed psyllid's preference is specific to the three targeted knotweeds, and it is not expected to damage any native or related knotweed family plants.

Can Japanese knotweed grow through concrete? ›

So Can Japanese Knotweed Grow Through Concrete? The simple, and definitive, answer to the question of "can Japanese knotweed grow through concrete?" is no, it cannot. No matter how virulent this weed is, it does not have the force to break through brick or concrete.

Whats worse Japanese knotweed or bamboo? ›

Bamboo characteristics

And although clumping bamboo is harmless, running bamboo is often worse than Japanese knotweed for its ability to spread widely and cause expensive damage.

What vitamin can reverse aging? ›

Vitamin A

Vitamin A is one of the effective vitamins to reverse aging. It is a must-have nutrient to add to your diet if you want to be more youthful looking and fight the signs of aging. It is also known as retinol which can improve your body's collagen production, especially in older adults.

When should I take resveratrol morning or night? ›

The best time to apply resveratrol is at night. Even if it would make more sense to use this antioxidant in the morning to stay protected during the day, resveratrol is light-sensitive.

What fruit has the most resveratrol? ›

Among the samples analyzed, mulberry fruit (whole) showed highest resveratrol content (50.61 μg g1 dry weight) followed by jamun seed (34.87 μg g1 dry weight), jamun pulp (13.70 μg g1 dry weight) and skin of jamun (11.19 μg g1 dry weight).

Does resveratrol affect the kidneys? ›

Resveratrol significantly improves oxidative damages by modulation of antioxidant enzymes and suppression of prooxidant factors in the kidney tissue of MHR. Enhanced antioxidant defense in the kidney improves renal function and ameliorates the morphological changes in this target organ.

Does resveratrol raise blood pressure? ›

Conclusions: Resveratrol mediates lowering of blood pressure by paradoxically inducing protein oxidation, especially during times of oxidative stress, a mechanism that may be a common feature of antioxidant molecules.

What supplement removes plaque from arteries? ›

HDL, on the other hand, helps protect against heart disease. Niacin, or Vitamin B3, is the best agent known to raise blood levels of HDL, which helps remove cholesterol deposits from the artery walls.

Can you take resveratrol long term? ›

Used over the long term, some studies suggest resveratrol can be effective in reducing the risk of heart disease. In high doses it can bring down blood pressure by lessening the pressure on blood vessel walls when blood pumps.

Does vinegar work on Japanese knotweed? ›

Basically, when you are dealing with Knotweed, you will need to inject a vinegar mixture into each knotweed stem (a very time-consuming, but 90% effective process). You need to use Horticulture Vinegar Herbicide-20% acetic acid (not cooking vinegar). This is a broad-spectrum, natural, nontoxic herbicide.

Does Roundup work on Japanese knotweed? ›

Glyphosate based products, like Round Up, are effective against japanese knotweed. These herbicides can either be sprayed onto the leaves or injected into the stem of the plant. The plant should be sprayed with weed killer at several stages during its growth.

Should I worry about Japanese knotweed? ›

As long as the knotweed is at a distance of 7m or more from your house, you should have no cause to worry. An appropriate herbicide programme will deal with this threat quite effectively.

What herbs treat Lyme? ›

“This study provides the first convincing evidence that some of the herbs used by patients, such as Cryptolepis, black walnut, sweet wormwood, cat's claw, and Japanese knotweed, have potent activity against Lyme disease bacteria, especially the dormant persister forms, which are not killed by the current Lyme ...

How do you get rid of Lyme disease inflammation? ›

An initial episode of Lyme arthritis should be treated with a 4-week course of oral antibiotics. Patients with persistent joint inflammation and pain after the first course of antibiotics may require a second course (see tables below).

Do deer eat knotweed? ›

Thompson concludes, “This is the classic invasive species that thrives and spreads here because there aren't any natural predators to keep it in check. Deer won't even eat it.”

How did Japanese knotweed get to America? ›

Japanese knotweed is native to Japan, China, and parts of Korea and Taiwan. It was introduced from Japan to the United Kingdom as an ornamental plant in 1825, and from there to North America in the late nineteenth century. Distribution: Japanese knotweed is found in moist, open to partially shaded habitats.

What are the dangers of resveratrol? ›

Resveratrol does not appear to have side effects at short-term doses (1.0 g). Otherwise, at doses of 2.5 g or more per day, side effects may occurs, like nausea, vomiting, diarrhea and liver dysfunction in patients with non-alcoholic fatty liver disease [140].

What problems does knotweed cause? ›

In their search for moisture, Japanese knotweed roots and rhizomes can interfere with drainage pipes and other structures, blocking and sometimes lifting pipework and clogging sumps and drainage pits. Other underground infrastructures are at risk, such as cabling and water pipes.

Who should not use resveratrol? ›

Patients who have blood disorders, which can cause bleeding, should be monitored by a physician while taking this product. People undergoing surgery should stop taking resveratrol two weeks before the surgery and not take it for two weeks after the surgery to reduce the risk of bleeding.

How do you feel after taking resveratrol? ›

Resveratrol might have many effects in the body, including expanding blood vessels and reducing blood clotting. It may also decrease pain and swelling, reduce levels of sugar in the blood, and help the body fight against disease.

What is the difference between knotweed and Japanese knotweed? ›

Knotweed shoots grow to around 2-4m, are hollow and can grow up to 2cm a day. Japanese knotweed leaves are green, spade shaped and have a pointed tip. Similar to Bamboo, Knotweed has visible nodes between stems. Knotweed leaves grow in an alternate zig-zag pattern.

Is Japanese knotweed a problem in the US? ›

U.S. Distribution: Japanese knotweed has been introduced to most of the contiguous U.S. Florida, Alabama, Texas, New Mexico, Arizona, Nevada, Wyoming and North Dakota are the exceptions. Local Concern: Japanese knotweed grows very aggressively in disturbed areas.

How long should I take Japanese knotweed? ›

Commit Before You Cut! In many plants - including Japanese knotweed - cutting stimulates growth. So, please do not cut back any knotweed Page 2 unless you have committed to continue cutting until the first hard frost (for 3-5 years!).

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