Artichoke Leaf Liver (Cynara scolymus): Benefits, Dosage, Safety & Evidence

Frequently asked questions

How does artichoke leaf work to support liver function?

Artichoke leaf works primarily through its active compounds, particularly cynarin and chlorogenic acid, which stimulate bile production in the liver. This choleretic effect enhances the liver's ability to process and eliminate toxins while supporting fat digestion. Additionally, antioxidants like luteolin protect hepatocytes from oxidative stress. Research suggests artichoke may also inhibit hepatic cholesterol synthesis, contributing to its lipid-lowering properties. Evidence Level: B.

Can I take artichoke leaf with cholesterol medications like statins?

Artichoke leaf may have additive effects when combined with cholesterol-lowering medications, potentially enhancing lipid reduction. While this interaction is not typically dangerous, it could affect medication dosing requirements. Patients taking statins or other lipid-lowering drugs should consult their healthcare provider before adding artichoke supplements, as monitoring may be warranted. No serious adverse interactions have been documented in clinical literature. Evidence Level: Traditional/Theoretical.

What is the recommended dosage for artichoke leaf extract?

The standard adult dosage for artichoke leaf extract is 320-640mg of a standardized preparation taken three times daily. Extracts are typically standardized to contain 13-18% chlorogenic acid or 2-5% cynarin. For digestive support, doses are best taken before meals to optimize bile production. Starting at the lower end of the range allows assessment of individual tolerance. Evidence Level: B.

Is artichoke leaf safe to take during pregnancy?

Artichoke leaf is generally considered safe during pregnancy when consumed in normal dietary amounts. However, concentrated medicinal extracts have limited clinical safety data specifically for pregnant populations. Traditional use does not indicate toxicity, but pregnant and breastfeeding women should consult a qualified healthcare provider before using therapeutic doses of artichoke supplements. Evidence Level: Traditional.

Does artichoke leaf really help lower cholesterol levels?

Clinical research suggests artichoke leaf extract may help reduce total cholesterol and LDL cholesterol levels. The herb's bioactive compounds appear to inhibit cholesterol synthesis in the liver while promoting cholesterol excretion through enhanced bile flow. Studies demonstrate modest but consistent reductions in lipid markers, though individual responses vary. Artichoke may complement lifestyle modifications but should not replace prescribed cholesterol medications without medical supervision. Evidence Level: B.

Who should avoid taking artichoke leaf supplements?

Individuals with bile duct obstruction or gallstones should avoid artichoke leaf, as stimulating bile production could worsen these conditions. People with known allergies to plants in the Asteraceae family, including ragweed, daisies, chrysanthemums, and marigolds, may experience allergic reactions. Common side effects include gas, bloating, and mild gastrointestinal discomfort. Those with severe liver disease should seek medical guidance before use. Evidence Level: Traditional.

PubMed-compiled information sheet

This sheet was compiled from PubMed (NIH) abstracts using AI assistance. Every factual claim is cited to a real PubMed article (see the source list). It has not yet been human-reviewed — confirm with a healthcare provider before use.

Compiled from 30 PubMed articles · model: gemma4:31b

Summary

Artichoke (Cynara scolymus) leaf extract is recognized for its hepatoprotective, antioxidant, and lipid-lowering effects [PMID:26310198, PMID:23421105].

Background

Cynara scolymus, also known as globe artichoke, is a plant grown primarily in the Mediterranean, Asia, and South America, used both as a food and in plant-based dietary supplements [PMID:38474726].

Traditional uses

It has a long-standing historical use in humans for digestive and bowel problems [PMID:26310198].

Active compounds

Bioactive compounds include polyphenols, terpenes [PMID:38790727], and specifically phenolic acids such as chlorogenic acid, caffeoylquinic derivatives, and cynarin [PMID:39203039, PMID:15563206]. Other identified components include flavonoids (luteolin, apigenin, cynaroside) [PMID:36556233, PMID:39203039] and the sesquiterpene lactone cynaropicrin [PMID:33982042].

Mechanism of action

The herb exhibits antioxidant, choleretic, and bile-enhancing effects [PMID:26310198]. It may act by reducing oxidative stress, inhibiting NF-κB activation [PMID:33982042], and modulating liver enzymes and bilirubin levels [PMID:41055772].

Clinical evidence

Evidence ALiver Enzyme Elevation

Supplementation significantly reduced concentrations of aspartate aminotransferase (AST) and alanine transaminase (ALT) compared to placebo, particularly in patients with non-alcoholic fatty liver disease [PMID:34383355].

Evidence CDyslipidaemia

Administration of 2 to 3 g/d of artichoke leaf extract is associated with decreased serum LDL, total cholesterol, and triglyceride concentrations [PMID:30308247].

Evidence DHepatotoxicity (Animal Models)

Leaf extracts demonstrated protective effects against liver injury induced by diazinon [PMID:31469651], aflatoxin B1 [PMID:36196508, PMID:35909495], and lead toxicity [PMID:23745593].

Evidence DType 2 Diabetes (Animal Models)

Hydroethanolic extracts of leaves and flower heads improved hepatic glycogen content and reduced AST and ALT activities in diabetic rats [PMID:37163198].

Safety & adverse effects

Artichoke is described as having practically no side effects [PMID:23421105]. A genotoxicity study in mice using leaf aqueous extracts (up to 2000 mg/kg) found no evidence of mutagenic activity [PMID:23330610].

Pregnancy & lactation

In a rat study, dry extract of C. scolymus leaves (up to 4.0 g/kg) did not induce changes in preimplantation or postimplantation losses, though higher doses were associated with lower body weight gain during pregnancy and lower gravid uterus weight [PMID:30611817].

Evidence summary

Evidence for liver enzyme reduction is strong (Meta-analysis), while other hepatoprotective and lipid-lowering claims are supported primarily by reviews and animal studies.

PubMed sources

1.PMID: 26310198 (2015) — Pharmacological Studies of Artichoke Leaf Extract and Their Health Benefits. · Plant foods for human nutrition (Dordrecht, Netherlands)
2.PMID: 38542782 (2024) — Functional and Therapeutic Potential of Cynara scolymus in Health Benefits. · Nutrients
3.PMID: 38790727 (2024) — Globe Artichoke (Cynara scolymus L.) By-Products in Food Applications: Functional and Biological Properties. · Foods (Basel, Switzerland)
4.PMID: 23421105 (2012) — [Artichoke--herbal drug]. · Przeglad lekarski
5.PMID: 38474726 (2024) — An Overview of the Versatility of the Parts of the Globe Artichoke (Cynara scolymus L.), Its By-Products and Dietary Supplements. · Nutrients

Artichoke Leaf Liver

Sources & Citations

Calculate a safe dose of Artichoke Leaf Liver

Milk Thistle

Turmeric (Javanese)

Artichoke

Frequently asked questions

Summary

Background

Traditional uses

Active compounds

Mechanism of action

Clinical evidence

Safety & adverse effects

Pregnancy & lactation

Evidence summary

PubMed sources

Government sources

Artichoke Leaf Liver

Sources & Citations

Calculate a safe dose of Artichoke Leaf Liver

Related Herbs

Milk Thistle

Turmeric (Javanese)

Artichoke

Frequently asked questions

Summary

Background

Traditional uses

Active compounds

Mechanism of action

Clinical evidence

Safety & adverse effects

Pregnancy & lactation

Evidence summary

PubMed sources

Government sources