Plant Comparison
Noni vs Milk Thistle
A side-by-side comparison of two medicinal plants — every documented constituent, action, use, safety note and cited source, assembled automatically from the Omnia Sana database.
At a glance
Noni and Milk Thistle: they share 6 indicated uses (arthritis / joint pain, blood sugar / diabetes support, cancer (anticancer research), …); 4 pharmacological actions in common.
Evidence face-off — shared uses
| Condition | Noni | Milk Thistle | Verdict |
|---|---|---|---|
| Arthritis / joint pain | 2/10 | 5/10 | Stronger for Milk Thistle |
| Blood sugar / diabetes support | 2/10 | 7/10 | Stronger for Milk Thistle |
| Cancer (anticancer research) | 7/10 | 7/10 | Comparable evidence |
| Inflammation (general) | 2/10 | 5/10 | Stronger for Milk Thistle |
| Metabolic support | 2/10 | 7/10 | Stronger for Milk Thistle |
| Skin irritation | 2/10 | 5/10 | Stronger for Milk Thistle |
Evidence scores (1–10) are computed from the tier of each cited source. “Comparable” means the two scores are within one point. Follow a score to its detailed sources.
Key Constituents
A major phytochemical class of noni fruit and leaf, studied for antioxidant and anti-inflammatory activity.
Found mainly in the root and, at lower levels, the fruit; studied for anticancer and antimicrobial activity.
Fruit polysaccharides studied for gut-microbiota-modulating and anti-inflammatory effects in animal models of inflammatory bowel disease.
A phenolic coumarin found in the fruit, studied for anti-inflammatory and vascular effects.
Pharmacological Actions
Improves glycemic control in type 2 diabetes - lowers fasting blood glucose and HbA1c
Anti-inflammatory and antioxidant; Hepatoprotective / liver support (protects liver cells, antioxidant and antifibrotic)
Digestive support / mild dyspepsia (traditional)
Hepatoprotective / liver support (protects liver cells, antioxidant and antifibrotic); May improve liver enzymes and hepatic fat in non-alcoholic fatty liver disease (NAFLD); Supports liver recovery and 'detox' (traditional framing of the hepatoprotective action)
Traditional & Indicated Uses
inferred from anti-inflammatory action
inferred from antidiabetic action
inferred from anticancer action
inferred from antimicrobial action
inferred from anti-inflammatory action
inferred from antidiabetic action
inferred from anti-inflammatory action
inferred from anti-inflammatory action
Improves glycemic control in type 2 diabetes - lowers fasting blood glucose and HbA1c
inferred from anticancer action
Supports liver recovery and 'detox' (traditional framing of the hepatoprotective action)
Digestive support / mild dyspepsia (traditional)
inferred from anti-inflammatory action
Hepatoprotective / liver support (protects liver cells, antioxidant and antifibrotic); May improve liver enzymes and hepatic fat in non-alcoholic fatty liver disease (NAFLD)
inferred from antidiabetic action
Safety, Cautions & Contraindications
Generally safe in moderate amounts. High potassium content — use caution in renal disease. Rare cases of hepatotoxicity reported with excessive consumption. May interact with warfarin (due to vitamin K content). Avoid during pregnancy.
Duke (2002) rates noni as +++ and notes analgesic, antirheumatic, antiarthritic, antitumor, antispasmodic, and hypotensive activities at the experimental level (score 1). Traditional Polynesian and South Asian medicine values it as a broad-spectrum tonic. The plant contains morindine, proxeronine, and damnacanthal, which are under investigation for immunomodulatory and anti-tumor effects. Duke notes that noni fruit can be consumed as food and is generally safe, though the juice has a strong unpleasant odor and taste. No significant toxicity has been reported with regular food consumption (Duke, 2002).
Very well tolerated, even at high doses; the main effects are mild gastrointestinal upset (nausea, loose stools). As a member of the daisy family (Asteraceae), it can cause allergic reactions in sensitive people.
Has a low potential for drug interactions (little effect on liver CYP enzymes), but use caution with medicines that have a narrow therapeutic window. Human pregnancy data are limited, so use cautiously.
External Ids
Botanical Description
Small evergreen tree or shrub (Rubiaceae), 3-10 m tall, with large, glossy, dark green, elliptical leaves marked by prominent parallel veins. Small, white, tubular, fragrant flowers are borne in dense rounded heads, developing into a compound fleshy fruit (syncarp) that is warty, semi-translucent and yellow-white when ripe, with a strong, pungent, cheese-like odour.[1]
Robust biennial (occasionally annual) thistle (Asteraceae), 30-150 cm tall. Leaves are glossy dark green with distinctive white marbled veining (the 'milk' of legend), spiny-margined and deeply lobed. Large, solitary, purple-pink thistle-type flower heads are surrounded by spiny bracts, followed by shiny, mottled brown-black seeds - the part used.[12]
Habitat
Native to Southeast Asia and Australasia, and dispersed across the Pacific islands and into India and the Caribbean by early Polynesian voyagers and subsequent cultivation; grows in coastal areas, open and disturbed forest, and even on bare lava flows, tolerating poor, saline and drought-prone soils.[1, 6]
Native to the Mediterranean region, now naturalised worldwide on disturbed, sunny ground - roadsides, waste places and dry pastures - and widely cultivated commercially for its seed.[12]
Harvesting
Ripe fruit is hand-picked as it softens and turns yellow-white, then traditionally left to further ripen or ferment for juice production; leaves and root are also traditionally gathered.[6]
Seed heads are harvested once fully dry (late summer), and the seeds (fruit) are threshed out.[12]
Traditional Uses
Noni has an extensive Polynesian, South Asian and Southeast Asian traditional-medicine history, used as a broad-spectrum tonic for pain, inflammation, infection and immune support, and traditionally for diabetes and skin complaints. The fermented fruit juice is the most widely used modern preparation, now studied for antioxidant, anti-inflammatory, immunomodulatory and metabolic effects supporting several of these traditional uses.[1, 6]
Milk thistle has a very long European folk-medicine tradition, documented since antiquity, as a liver tonic, and its seed extract, standardised to the flavonolignan complex silymarin, is one of the most extensively studied herbal hepatoprotectants. Modern research supports antioxidant, anti-inflammatory and liver-protective activity, with growing interest in metabolic/blood-sugar effects.[12, 13]
Preparations
Dosage
Commercial noni juice is typically taken in modest daily amounts (a few tablespoons); given rare reports of hepatotoxicity with excessive or prolonged intake, avoid high doses, especially with pre-existing liver disease. Educational reference only, not a prescription.
References
Lookalikes Review
Drug Class Interactions
Not documented
References & Sources
- Potterat, O. and Hamburger, M (2007) 'Morinda citrifolia (Noni) fruit--phytochemistry, pharmacology, safety', Planta Medica, 73(3), pp. 191-199. doi:10.1055/s-2007-967115 Meta-analysis / review
https://doi.org/10.1055/s-2007-967115 - Brown, A.C (2012) 'Anticancer activity of Morinda citrifolia (Noni) fruit: a review', Phytotherapy Research, 26(10), pp. 1427-1440. doi:10.1002/ptr.4595 Meta-analysis / review
https://doi.org/10.1002/ptr.4595 - Almeida-Souza, F., de Souza, C.S., Taniwaki, N.N., Silva, J.J. and others (2016) 'Morinda citrifolia Linn. fruit (Noni) juice induces an increase in NO production and death of Leishmania amazonensis amastigotes in peritoneal macrophages from BALB/c', Nitric Oxide, 58, pp. 51-58. doi:10.1016/j.niox.2016.06.004 Preclinical
https://doi.org/10.1016/j.niox.2016.06.004 - Wang, R., Wang, L., Wang, S., Wang, J. and others (2022) 'Phenolics from noni (Morinda citrifolia L.) fruit alleviate obesity in high fat diet-fed mice via modulating the gut microbiota and mitigating intestinal damage', Food Chemistry, 402, pp. 134232. doi:10.1016/j.foodchem.2022.134232 Preclinical
https://doi.org/10.1016/j.foodchem.2022.134232 - Yoshitomi, H., Zhou, J., Nishigaki, T., Li, W. and others (2020) 'Morinda citrifolia (Noni) fruit juice promotes vascular endothelium function in hypertension via glucagon-like peptide-1 receptor-CaMKKbeta-AMPK-eNOS pathway', Phytotherapy Research, 34(9), pp. 2341-2350. doi:10.1002/ptr.6685 Preclinical
https://doi.org/10.1002/ptr.6685 - Almeida, E.S., de Oliveira, D. and Hotza, D (2019) 'Properties and Applications of Morinda citrifolia (Noni): A Review', Comprehensive Reviews in Food Science and Food Safety, 18(4), pp. 883-909. doi:10.1111/1541-4337.12456 Meta-analysis / review
https://doi.org/10.1111/1541-4337.12456 - Kim, S.H., Seong, G.S. and Choung, S.Y (2020) 'Fermented Morinda citrifolia (Noni) Alleviates DNCB-Induced Atopic Dermatitis in NC/Nga Mice through Modulating Immune Balance and Skin Barrier Function', Nutrients, 12(1), pp. 249. doi:10.3390/nu12010249 Preclinical
https://doi.org/10.3390/nu12010249 - Jin, M.Y., Wu, X.Y., Li, M.Y., Li, X.T. and others (2021) 'Noni (Morinda citrifolia L.) Fruit Polysaccharides Regulated IBD Mice Via Targeting Gut Microbiota: Association of JNK/ERK/NF-kappaB Signaling Pathways', Journal of Agricultural and Food Chemistry, 69(35), pp. 10151-10162. doi:10.1021/acs.jafc.1c03833 Preclinical
https://doi.org/10.1021/acs.jafc.1c03833 - Lee, D., Yu, J.S., Huang, P., Qader, M. and others (2020) 'Identification of Anti-Inflammatory Compounds from Hawaiian Noni (Morinda citrifolia L.) Fruit Juice', Molecules, 25(21), pp. 4968. doi:10.3390/molecules25214968 Preclinical
https://doi.org/10.3390/molecules25214968 - Ma, L.D., Lin, G.B., Yang, L.B., Cao, J.L. and others (2021) 'Morinda citrifolia (Noni) Juice Suppresses A549 Human Lung Cancer Cells via Inhibiting AKT/Nuclear Factor-kappaB Signaling Pathway', Chinese Journal of Integrative Medicine, 27(9), pp. 688-695. doi:10.1007/s11655-020-3421-y Preclinical
https://doi.org/10.1007/s11655-020-3421-y - Hirazumi, A. and Furusawa, E (1999) 'An immunomodulatory polysaccharide-rich substance from the fruit juice of Morinda citrifolia', 13(5), pp. 380--387. Preclinical
https://scholar.google.com/scholar?q=An%20immunomodulatory%20polysaccharide-rich%20substance%20from%20the%20fruit%20juice%20of%20Morinda%20citrifolia - Potterat, O. and Hamburger, M (2007) 'Morinda citrifolia (Noni) fruit — phytochemistry, pharmacology, safety', 73(3), pp. 191--199. doi:10.1055/s-2007-967115 Preclinical
https://doi.org/10.1055/s-2007-967115 - West, B.J., Jensen, C.J., Westendorf, J. and White, L.D (2006) 'A safety review of noni fruit juice', 71(8). doi:10.1111/j.1750-3841.2006.00164.x Traditional / reference
https://doi.org/10.1111/j.1750-3841.2006.00164.x - Duke, J.A (2002) 'Handbook of Medicinal Herbs, Second Edition'. Traditional / reference
https://scholar.google.com/scholar?q=Handbook%20of%20Medicinal%20Herbs%2C%20Second%20Edition
- Abenavoli, L., Izzo, A.A., Milic, N., Cicala, C., Santini, A. and Capasso, R (2018) 'Milk thistle (Silybum marianum): A concise overview on its chemistry, pharmacological, and nutraceutical uses in liver diseases', Phytotherapy Research, 32(11), pp. 2202-2213. doi:10.1002/ptr.6171 Meta-analysis / review
https://doi.org/10.1002/ptr.6171 - Bahmani, M., Shirzad, H., Rafieian, S. and Rafieian-Kopaei, M (2015) 'Silybum marianum: Beyond Hepatoprotection', Journal of Evidence-Based Complementary & Alternative Medicine, 20(4), pp. 292-301. doi:10.1177/2156587215571116 Meta-analysis / review
https://doi.org/10.1177/2156587215571116 - Wang, X., Zhang, Z. and Wu, S (2020) 'Health Benefits of Silybum marianum: Phytochemistry, Pharmacology, and Applications', Journal of Agricultural and Food Chemistry, 68(42), pp. 11644-11664. doi:10.1021/acs.jafc.0c04791 Meta-analysis / review
https://doi.org/10.1021/acs.jafc.0c04791 - Marmouzi, I., Bouyahya, A., Ezzat, S.M., El Jemli, M. and Kharbach, M (2020) 'The food plant Silybum marianum (L.) Gaertn.: Phytochemistry, Ethnopharmacology and clinical evidence', Journal of Ethnopharmacology, 265, pp. 113303. doi:10.1016/j.jep.2020.113303 Meta-analysis / review
https://doi.org/10.1016/j.jep.2020.113303 - Greenlee, H., Abascal, K., Yarnell, E. and Ladas, E (2007) 'Clinical applications of Silybum marianum in oncology', Integrative Cancer Therapies, 6(2), pp. 158-165. doi:10.1177/1534735407301727 Meta-analysis / review
https://doi.org/10.1177/1534735407301727 - Shaker, E., Mahmoud, H. and Mnaa, S (2009) 'Silymarin, the antioxidant component and Silybum marianum extracts prevent liver damage', Food and Chemical Toxicology, 48(3), pp. 803-806. doi:10.1016/j.fct.2009.12.011 Preclinical
https://doi.org/10.1016/j.fct.2009.12.011 - Flora, K., Hahn, M., Rosen, H. and Benner, K (1998) 'Milk thistle (Silybum marianum) for the therapy of liver disease', American Journal of Gastroenterology, 93(2), pp. 139-143. doi:10.1111/j.1572-0241.1998.00139.x Meta-analysis / review
https://doi.org/10.1111/j.1572-0241.1998.00139.x - Csupor, D., Csorba, A. and Hohmann, J (2016) 'Recent advances in the analysis of flavonolignans of Silybum marianum', Journal of Pharmaceutical and Biomedical Analysis, 130, pp. 301-317. doi:10.1016/j.jpba.2016.05.034 Meta-analysis / review
https://doi.org/10.1016/j.jpba.2016.05.034 - Ball, K.R. and Kowdley, K.V (2005) 'A review of Silybum marianum (milk thistle) as a treatment for alcoholic liver disease', Journal of Clinical Gastroenterology, 39(6), pp. 520-528. doi:10.1097/01.mcg.0000165668.79530.a0 Meta-analysis / review
https://doi.org/10.1097/01.mcg.0000165668.79530.a0 - Tajmohammadi, A., Razavi, B.M. and Hosseinzadeh, H (2018) 'Silybum marianum (milk thistle) and its main constituent, silymarin, as a potential therapeutic plant in metabolic syndrome: A review', Phytotherapy Research, 32(10), pp. 1933-1949. doi:10.1002/ptr.6153 Meta-analysis / review
https://doi.org/10.1002/ptr.6153 - Ghahfarrokhi, S.H., Heidari-Soureshjani, S., Sherwin, C.M.T. and Azadegan-Dehkordi, Z (2024) 'Efficacy and Mechanisms of Silybum marianum, Silymarin, and Silibinin on Rheumatoid Arthritis and Osteoarthritis Symptoms: A Systematic Review', Current Rheumatology Reviews, 20(4), pp. 414-425. doi:10.2174/0115733971266397231122080247 Meta-analysis / review
https://doi.org/10.2174/0115733971266397231122080247 - Soleimani, V., Delghandi, P.S., Moallem, S.A. and Karimi, G (2019) 'Safety and toxicity of silymarin, the major constituent of milk thistle extract: An updated review', Phytotherapy Research. doi:10.1002/ptr.6361 Randomized trial
https://doi.org/10.1002/ptr.6361 - Fallah, M., Davoodvandi, A., Nikmanzar, S., Aghili, S., Mirazimi, S.M.A., Aschner, M., Rashidian, A., Hamblin, M.R., Chamanara, M., Naghsh, N. and Mirzaei, H (2021) 'Silymarin (milk thistle extract) as a therapeutic agent in gastrointestinal cancer', Biomedicine & Pharmacotherapy. doi:10.1016/j.biopha.2021.112024 Preclinical
https://doi.org/10.1016/j.biopha.2021.112024 - Voroneanu, L., Nistor, I., Dumea, R., Apetrii, M. and Covic, A (2016) 'Silymarin in Type 2 Diabetes Mellitus: A Systematic Review and Meta-Analysis of Randomized Controlled Trials', Journal of Diabetes Research. doi:10.1155/2016/5147468 Meta-analysis / review
https://doi.org/10.1155/2016/5147468 - Zhou, J., Chen, Y., Yu, J., Li, T., Lu, Z., Chen, Y., Zhang, X. and Ye, F (2021) 'The efficacy of novel metabolic targeted agents and natural plant drugs for nonalcoholic fatty liver disease treatment: A PRISMA-compliant network meta-analysis of randomized controlled trials', Medicine (Baltimore), 100(12). doi:10.1097/MD.0000000000024884 Meta-analysis / review
https://doi.org/10.1097/MD.0000000000024884 - Fuhr, U., Beckmann-Knopp, S., Jetter, A., Lueck, H. and Mengs, U (2007) 'The effect of silymarin on oral nifedipine pharmacokinetics', Planta Medica, 73(14), pp. 1429-1435. doi:10.1055/s-2007-990256 Randomized trial
https://doi.org/10.1055/s-2007-990256 - Hadi, A., Pourmasoumi, M., Mohammadi, H., Symonds, M. and Miraghajani, M (2018) 'The effects of silymarin supplementation on metabolic status and oxidative stress in patients with type 2 diabetes mellitus: A systematic review and meta-analysis of clinical trials', Complementary Therapies in Medicine, 41, pp. 311-319. doi:10.1016/j.ctim.2018.08.010 Meta-analysis / review
https://doi.org/10.1016/j.ctim.2018.08.010
Generated automatically from the Omnia Sana plant database and its cited sources. For educational purposes only — not medical advice. Always consult a qualified practitioner before using medicinal plants.