Dandelion is touted for its many potential health benefits. Though human studies are lacking, some test tube and animal studies are promising. Discover dandelion’s potential benefits and how to safely include it in your diet.

Dandelion (Taraxacum officinale) is a flowering plant commonly considered a weed, but its leaves, roots, flowers, and seeds have long been used in traditional medicine and food systems around the world.

Today, research suggests that dandelion may offer several potential health benefits, including antioxidant and anti-inflammatory effects, support for digestion, and possible metabolic benefits.

Though much of the research is in the early stages and involves mostly in vitro or animal studies, dandelion could still be a worthwhile addition to your diet.

Here’s what science currently says about the benefits, uses, and risks of dandelion.

From root to flower, it’s clear that dandelion is rich in nutrients.

Dandelion contains:

  • Vitamins:​ A, C, E, K, B vitamins
  • Minerals:​ Potassium, calcium, iron, magnesium
  • Phenolic acids:​ Chicoric acid, chlorogenic acid, caffeic acid
  • Flavonoids:​ Luteolin, apigenin, quercetin derivatives
  • Terpenoids:​ Sesquiterpene lactones
  • Inulin:​ Prebiotic fiber, mainly in roots

Because of this nutrient profile, dandelion can be a healthy addition to a balanced diet.

Dandelion contains antioxidants that help neutralize free radicals, which are known to contribute to aging and chronic disease.

Key antioxidants in dandelion include:

  • Beta-carotene, which helps protect cells from oxidative damage
  • Polyphenols, found especially in the flowers but also in the roots and leaves, and stems

Chronic Inflammation is linked to various health conditions.

Test-tube and animal studies suggest dandelion compounds, including polyphenols, may help reduce inflammation.

Some test-tube studies, including one from 2022 and one from 2017, report reduced markers of inflammation in cells treated with compounds extracted from dandelion.

Another study in rats published in 2023 found that a dandelion tincture reduced oxidative stress and had cardioprotective effects.

Chicoric and chlorogenic acids are two bioactive compounds found in dandelion.

A 2018 animal study suggests that these compounds may improve insulin secretion and glucose (sugar) absorption, reducing blood sugar levels.

A 2022 review also suggests dandelion may help support healthy metabolism.

Some compounds in dandelion may decrease triglyceride and cholesterol levels, key risk factors for heart disease.

Some polyphenols in dandelion, such as flavonoids and hydroxycinnamic acid derivatives, may have cholesterol- and triglyceride-lowering properties.

A 2022 study noted that dandelion may have cardioprotective effects, including lowering cholesterol levels.

In Western medicine, diuretic medications are used to rid the body of excess fluid, which may help decrease blood pressure levels.

One older 2009 study in humans found that dandelion was an effective diuretic. However, the study was brief and involved only 17 people.

Dandelion also contains potassium, a mineral associated with decreased blood pressure. Thus, this plant may indirectly affect blood pressure due to its potassium content.

Notably, this effect isn’t unique to dandelion — it applies to any potassium-rich food eaten as part of a healthy diet.

Some animal studies suggest that dandelion extract may protect against liver damage and disease.

A 2021 study in animals found that dandelion root extract helped prevent liver damage in rats with induced liver failure.

Other animal studies, such as this one from 2016, have shown that dandelion root extract may reduce excess fat stored in the liver and safeguard against oxidative stress.

Some research indicates that dandelions and their compounds may support weight control.

Some researchers suggest that dandelion’s ability to improve carbohydrate metabolism and reduce fat absorption may lead to weight loss.

A 2020 study in mice also suggests that dandelion extract may aid weight management by reducing fat absorption.

Another study in mice found that chlorogenic acid, a compound found in dandelion, reduced body weight, decreased fat accumulation, and altered levels of specific proteins involved in weight control.

Perhaps one of the most intriguing health claims about dandelion extract is its potential to prevent the growth of cancerous cells in various organ systems.

A 4-week study in rats showed that administering dandelion root extract modified specific pathways involved in suppressing the growth and spread of breast cancer cells.

Other test-tube studies, such as this one from 2017, have found that dandelion root extract may slow the growth of cancer cells in liver, colon, prostate, and stomach tissue.

Dandelion is often used in traditional medicine to treat constipation and improve digestive health.

One older 2011 animal study found a significant increase in the rates of stomach contractions and stomach emptying in rats treated with dandelion root extract.

Dandelion root is also a rich source of the prebiotic fiber inulin, which has been shown to reduce constipation and promote the movement of food through the digestive system.

Furthermore, with more than 3 grams of fiber per cooked cup (105 grams), dandelion greens can boost your fiber intake. Fiber supports bowel regularity and protects against various digestive conditions, including hemorrhoids and diverticulitis.

Some research indicates that dandelion may have antimicrobial and antiviral properties, supporting the body’s ability to fight infection.

Several test-tube studies, such as this one from 2018 and this one from 2023, have found that dandelion root extract reduces viruses’ ability to replicate.

Research also indicates that some active compounds in dandelion protect against harmful bacteria and fungi.

Animal and test-tube studies indicate that dandelion extract may help support skin health.

In a 2022 study, a fermented broth of dandelion extract prevented skin damage when applied just before or immediately after exposure to UVB radiation.

An older test-tube study from 2012 showed that dandelion root extract increased the generation of new skin cells.

Additionally, older research indicates that dandelion extract may reduce skin inflammation and irritation while increasing hydration and collagen production.

Very little research has been conducted on dandelion’s effect on bone health, though some of its nutrients contribute to maintaining strong, healthy bones.

Dandelion greens are a good source of calcium and vitamin K, which play a crucial role in bone health.

One small 2020 study linked an increased intake of vitamin K-rich leafy green vegetables to lower blood levels of osteocalcin, a protein found in your bones. This suggests that eating more leafy greens, such as dandelion, may help prevent bone loss.

Inulin, a fiber found in dandelion root, may also support healthy bones by improving digestion and gut health.

Additionally, some research, such as this 2017 study, suggests that the antioxidants in dandelion and other greens play a key role in bone health and protect against bone loss by decreasing oxidative stress.

People often consume dandelion leaves, stems, and flowers in their natural state. You can eat them cooked or raw. The root is usually dried, ground, and used as a tea or coffee substitute.

Dandelion is also available as a supplement in capsule, extract, or tincture form.

Currently, there are no clear dosage guidelines, as very little human research has been conducted. However, a 2016 study notes older 1996 guidelines for healthcare professionals for different forms of dandelion:

  • Fresh leaves: 4–10 grams daily
  • Dried leaves: 4–10 grams daily
  • Leaf tincture: 0.4–1 teaspoon (2–5 mL) three times per day
  • Fresh leaf juice: 1 teaspoon (5 mL) twice daily
  • Fluid extract: 1–2 teaspoons (5–10 mL) daily
  • Fresh roots: 2–8 grams daily
  • Dried powder: 250–1,000 mg four times per day

It’s important to note that dandelion should never replace any of your prescribed medications. Check with your doctor before trying dandelion in case it interacts with your existing medication.

Dandelion plants are low-toxicity and are likely safe for most people, especially when consumed as food. However, research is still limited, and consuming dandelion isn’t entirely risk-free.

The plant may cause allergic reactions, especially in people with allergies to related plants such as ragweed. Contact dermatitis may also occur in those with sensitive skin.

According to an older 2013 study, dandelion may also interact with medications, including certain antibiotics, anticoagulants, and blood sugar drugs.

If you’re taking prescription medications, consider consulting a healthcare professional before taking dandelion. And consider how you source any supplements.

People can consume dandelion roots, greens, and flowers. The plant contains vitamins, minerals, and fiber. It may also have some medicinal properties, though more research in humans is needed to confirm the benefits.

While consuming dandelion as part of a balanced diet is likely safe for most people, more research is needed on taking dandelion as a daily supplement. Some people may have an allergic reaction to dandelion.

Dandelion may help support the secretion of the hormone insulin, which is responsible for regulating your blood sugar.

Dandelion may have many health benefits, but there hasn’t been much research to confirm these benefits in humans. Some people may be allergic to dandelion, especially if they have allergies to similar plants such as ragweed and daisies.

Despite many potential benefits, dandelion plants and supplements shouldn’t be considered a replacement for a balanced diet and healthy lifestyle. Research on its benefits for specific conditions is lacking, and most studies are test-tube or animal-based rather than human trials.

Still, if you eat dandelion greens, roots, and flowers in their whole form, such as in salads, baked dishes, sides, and snacks, this root vegetable can be a unique, nutritious addition to your diet.

If you want to take dandelion as a supplement, it’s best to consult a doctor or nutritionist first.