Plant Comparison

Blessed Thistle vs Goldenrod

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.

First plant
Second plant
Show:
Plant ABlessed ThistleCnicus benedictusAsteraceaeFull monograph →
Plant BGoldenrodSolidago virgaureaAsteraceaeFull monograph →

At a glance

Blessed Thistle and Goldenrod: both belong to the Asteraceae family; they share 4 indicated uses (arthritis / joint pain, cancer (anticancer research), inflammation (general), …); 2 pharmacological actions in common.

Blessed ThistleGoldenrod
Constituents33
Pharmacological actions74
Indicated uses107
Safety notes32
Cited sources1217
Indicated uses
Only Blessed Thistle
Loss of appetiteBloatingIndigestionInfection (general)Lactation supportWounds
Shared (4)
Arthritis / joint painCancer (anticancer research)Inflammation (general)Skin irritation
Only Goldenrod
Swelling / fluid retentionUrinary supportUrinary tract infection (UTI)
Pharmacological actions
Only Blessed Thistle
AntimicrobialAppetite stimulantBitter digestive tonic / stomachicDigestive aidGalactagogue (supports lactation)
Shared (2)
Anti-inflammatoryAnticancer (preclinical)
Only Goldenrod
AntioxidantDiuretic

Evidence face-off — shared uses

ConditionBlessed ThistleGoldenrodVerdict
Arthritis / joint pain1/101/10Comparable evidence
Cancer (anticancer research)2/102/10Comparable evidence
Inflammation (general)1/102/10Comparable evidence
Skin irritation1/101/10Comparable evidence

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

Sesquiterpene lactones (cnicin, arctigenin, arctiin)[4]

Cnicin is the principal bitter principle and main bioactive compound.

Sesquiterpene lactonesSesquiterpenesArctigenin / arctiin
Flavonoids, lignans and tannins[4]

Additional antioxidant and astringent constituents.

FlavonoidsLignansTannins
Volatile oil[4]

Aromatic constituents of the herb.

Essential (volatile) oil
Saponins[12]

Studied constituents of the aerial parts.

Saponins
Flavonoids (quercetin, rutin)[1]

Contribute to antioxidant and anti-inflammatory activity.

FlavonoidsQuercetinRutin
Phenolic acids and diterpenes[1]

Minor supporting constituents.

Phenolic acids

Pharmacological Actions

Anti-inflammatory[1, 4, 7]

Antimicrobial and anti-inflammatory (attributed to cnicin)

Anticancer (preclinical)[5]
Antimicrobial[1, 4, 6]

Antimicrobial and anti-inflammatory (attributed to cnicin)

Appetite stimulant[4, 11]

Appetite stimulant for loss of appetite (approved use under German Commission E)

Bitter digestive tonic / stomachic[4, 11]

Bitter digestive / stomachic for indigestion and dyspepsia (stimulates saliva and gastric secretion)

Digestive aid[4, 11]

Bitter digestive / stomachic for indigestion and dyspepsia (stimulates saliva and gastric secretion)

Galactagogue (supports lactation)[11, 12]

Galactagogue to support breast-milk supply (traditional; no valid clinical-trial evidence)

Anti-inflammatory[1, 2, 3, 6, 11, 12, 13]
Anticancer (preclinical)[6]
Antioxidant[1, 5, 8, 9, 11, 12, 13]
Diuretic[1, 4, 11, 12, 13]

Traditional & Indicated Uses

Loss of appetite[4, 11]Traditional · 1/10

Appetite stimulant for loss of appetite (approved use under German Commission E)

Evidence: 1
Label: Loss of appetite
Arthritis / joint pain[4]Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1
Label: Arthritis / joint pain
Bloating[4, 11]Traditional · 1/10

inferred from digestive action

Evidence: 1
Label: Bloating
Cancer (anticancer research)[5]Traditional · 2/10

inferred from anticancer action

Evidence: 2
Label: Cancer (anticancer research)
Indigestion[4, 11]Traditional · 1/10

Bitter digestive / stomachic for indigestion and dyspepsia (stimulates saliva and gastric secretion)

Evidence: 1
Label: Indigestion
Infection (general)[4]Traditional · 1/10

inferred from antimicrobial action

Evidence: 1
Label: Infection (general)
Inflammation (general)[4]Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1
Label: Inflammation (general)
Lactation support[11, 12]Traditional · 1/10

Galactagogue to support breast-milk supply (traditional; no valid clinical-trial evidence)

Evidence: 1
Label: Lactation support
Skin irritation[4]Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1
Label: Skin irritation
Wounds[4]Traditional · 1/10

inferred from antimicrobial action

Evidence: 1
Label: Wounds
Arthritis / joint pain[11, 12, 13]Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1
Label: Arthritis / joint pain
Cancer (anticancer research)[6]Traditional · 2/10

inferred from anticancer action

Evidence: 2
Label: Cancer (anticancer research)
Inflammation (general)[2, 11, 12, 13]Traditional · 2/10

inferred from anti-inflammatory action

Evidence: 2
Label: Inflammation (general)
Skin irritation[11, 12, 13]Traditional · 1/10

inferred from anti-inflammatory action

Evidence: 1
Label: Skin irritation
Swelling / fluid retention[11, 12, 13]Traditional · 1/10

inferred from diuretic action

Evidence: 1
Label: Swelling / fluid retention
Urinary support[1, 4, 11, 12, 13]Good · 7/10
Evidence: 7
Label: Urinary support
Urinary tract infection (UTI)[4, 11, 12, 13]Traditional · 2/10

inferred from diuretic action

Evidence: 2
Label: Urinary tract infection (UTI)

Safety, Cautions & Contraindications

Safety note[11]Info

As a member of the daisy family (Asteraceae/ragweed), it can cause allergic reactions in sensitive people; high doses reportedly cause stomach cramps, nausea and vomiting.

Safety note[11]Caution

Avoid during pregnancy because of a traditional uterine-stimulating reputation.

Safety note[12]Info

Although traditionally used to support milk supply, there is no scientifically valid clinical evidence for the galactagogue use.

Safety note[11, 12, 13]Caution

Generally well tolerated. Not recommended in cases of fluid retention due to impaired cardiac or renal function. Ensure adequate fluid intake when using as a diuretic. May cause allergic reactions in individuals sensitive to Asteraceae plants. Avoid use during pregnancy and breastfeeding due to limited safety data.

Safety note[11, 12, 13, 14]Caution

Duke (2002) provides clinical evidence (score 2) for goldenrod's anti-inflammatory activity, consistent with Commission E approval. It is also classified as an aquaretic (increases urine output without electrolyte loss) and antispasmodic, used for urinary tract irrigation therapy. Dose: 6–12 g dried herb daily as tea for urinary complaints. Duke cautions against use in cases of edema from renal or cardiac insufficiency, and notes that the herb may cause allergic reactions in individuals sensitive to Asteraceae plants (Duke, 2002).

External Ids

Gbif: 3127698
Powo: urn:lsid:ipni.org:names:61760-2
Wikidata: Q15548577
Gbif: 6446462
Wikidata: Q599435

Botanical Description

Branching annual herb with a hairy, reddish, ridged stem and spiny, deeply lobed leaves with prominent pale veins. The flower heads are pale yellow, thistle-like, surrounded by a whorl of spiny, leaf-like bracts, giving the plant its 'spotted thistle' appearance.[4]

Height: 20-60 cm
Habit: Branching, hairy annual herb
Leaves: Spiny, deeply lobed, with prominent pale veins
Flowers: Pale yellow, thistle-like flower heads surrounded by spiny bracts
Stem: Hairy, reddish, ridged, branching
Root: Shallow taproot
Fruit: Ribbed achene with a feathery pappus
Flowering Period: June-August

Perennial herb (Asteraceae), 20-100 cm tall, with erect, often reddish, downy or smooth stems. Leaves are alternate, lance-shaped and toothed. Numerous small, bright yellow, daisy-like flower heads are clustered into branched, plume-like terminal sprays, followed by small ribbed achenes with a tuft of hairs (pappus).[1]

Height: 20-100 cm
Habit: Erect perennial herb
Leaves: Alternate, lance-shaped, toothed
Flowers: Small, bright yellow, daisy-like, in branched plume-like sprays
Stem: Erect, often reddish, downy or smooth
Root: Fibrous perennial rootstock
Fruit: Small ribbed achenes with a hairy pappus
Flowering Period: July-October

Habitat

Grows on dry, sunny waste ground, roadsides and rocky slopes; native to the Mediterranean region and Western Asia and naturalised elsewhere as a garden escape.[4]

Native throughout Europe and temperate Asia, growing on dry grassland, woodland clearings, heaths and rocky ground; less aggressively spreading than the North American Solidago canadensis, with which it is sometimes confused.[1, 11]

Harvesting

The flowering aerial parts are cut as the plant comes into flower, in summer, and dried in a warm, shaded, airy place to preserve the bitter principle cnicin.[4]

Parts: Aerial parts (flowering herb)
Season: Summer, at flowering

The flowering aerial parts are cut during flowering (late summer) and dried.[11]

Parts: Flower, Leaf, Stem
Season: Late summer, during flowering

Traditional Uses

Blessed thistle has a long European folk reputation as a bitter digestive tonic for loss of appetite and dyspepsia (an approved use under German Commission E) and, more anecdotally, as a traditional galactagogue to support breast-milk supply, though robust clinical evidence for the latter is lacking.[4, 11]

Goldenrod has a long European folk-medicine tradition as a mild 'aquaretic' diuretic and anti-inflammatory remedy for the urinary tract, used traditionally for urinary-tract irrigation therapy alongside adequate fluid intake, and topically as a wound herb (one common name is 'woundwort'). Modern phytochemical work confirms saponin- and flavonoid-driven anti-inflammatory, antioxidant and diuretic activity.[1, 11]

Preparations

Infusion[11]

Dried flowering herb infused briefly in hot water as a bitter digestive tea, taken before meals.

Infusion (tea)[11]

Dried aerial parts steeped in hot water - the classic urinary-tract preparation.

Dosage

Infusion[11]

Traditional herbal references suggest around 1-2 g of dried herb per cup, taken before meals, up to three times daily. Educational reference only, not a prescription.

Infusion (tea)[11, 12, 13]

Duke (2002): about 6-12 g dried herb daily as tea for urinary complaints. Educational reference only, not a prescription; avoid in fluid retention from cardiac or renal impairment.

References

REF-0773, REF-0774, REF-0775, REF-0419, REF-1995, REF-1996, REF-1997, REF-1998, REF-1999, REF-2000
REF-1045, REF-1046, REF-1047, REF-1048, REF-1049, REF-1050, REF-1051, REF-1052, REF-1053, REF-1054

Lookalikes Review

Outcome: none-known
Reviewed By: Omnia Sana (owner-authorized)
Reviewed Date: 2026-07-07
Outcome: has-lookalikes
Reviewed By: Omnia Sana (owner-authorized)
Reviewed Date: 2026-07-07

Dangerous Lookalikes

Not documented

Safety note[15, 16, 17]Dangerous
Dangerous Plant: jacobaea-vulgaris
Confused Part: Yellow-flowered plant gathered for its flowering tops; toxic ragwort shares the yellow colour and the same rough grassland.
Confusion Context: Goldenrod (Solidago virgaurea) is gathered for its yellow flowering tops. As foraging guidance notes, goldenrod has toxic look-alikes - notably ragwort (Jacobaea vulgaris / Senecio jacobaea), a yellow-flowered weed of the same rough grassland. Ragwort contains hepatotoxic pyrrolizidine alkaloids that cause cumulative liver damage and can be fatal, with highest risk once the plant is cut or dried into herbal material or hay. Because both are yellow-flowered plants of the same ground, correct identification matters before gathering.
Distinguishing Features: Flowers (decisive): goldenrod carries many tiny flower heads packed into a plume or spray. Ragwort has larger, open, daisy-like yellow flowers (with about 13 spreading ray petals) in flat-topped clusters, and fewer heads., Leaves: goldenrod leaves are simple, lance-shaped and toothed; ragwort leaves are blunter, deeply lobed and ruffled ('kale-like')., Timing: ragwort tends to flower earlier than goldenrod.
Key Test: Look at the flower heads. Many tiny florets in a feathery plume on a leafy stem = goldenrod. Larger open daisy-like yellow flowers with about 13 petals and ruffled lobed leaves = ragwort - liver-toxic, do not gather it.
Reviewed By: Omnia Sana (owner-authorized)
Reviewed Date: 2026-07-07

References & Sources

  1. Rezig, K., Benkaci-Ali, F., Foucaunier, M.L., Laurent, S. et al (2023) 'HPLC/ESI-MS Characterization of Phenolic Compounds from Cnicus benedictus L. Roots: A Study of Antioxidant, Antibacterial, Anti-Inflammatory, and Anti-Alzheimer's Activity', Chemistry & Biodiversity, 21(1), pp. e202300724. doi:10.1002/cbdv.202300724 Preclinical
    https://doi.org/10.1002/cbdv.202300724
  2. Ahmadimoghaddam, D., Sadeghian, R., Ranjbar, A., Izadidastenaei, Z. and Mohammadi, S (2020) 'Antinociceptive activity of Cnicus benedictus L. leaf extract: a mechanistic evaluation', Research in Pharmaceutical Sciences, 15(5), pp. 463-472. doi:10.4103/1735-5362.297849 Preclinical
    https://doi.org/10.4103/1735-5362.297849
  3. Zhang, J., Shen, S., Zhu, S., Jia, F. et al (2024) 'Cnicus benedictus extract-loaded electrospun gelatin wound dressing for treating diabetic wounds: An in vitro and in vivo study', Journal of Applied Biomaterials & Functional Materials, 22, pp. 22808000241245298. doi:10.1177/22808000241245298 Preclinical
    https://doi.org/10.1177/22808000241245298
  4. Zietal, K., Mirowska-Guzel, D., Nowaczyk, A. and Blecharz-Klin, K (2024) 'Cnicus benedictus: Folk Medicinal Uses, Biological Activities, and In Silico Screening of Main Phytochemical Constituents', Planta Medica. doi:10.1055/a-2401-6049 Traditional / reference
    https://doi.org/10.1055/a-2401-6049
  5. Jalil, D.M., Al-Mahdawi, T.T., Jameel, M.G. and Talal, M (2024) 'In Vitro Evaluate the Antiproliferative Impact of Cnicus Benedictus L. Leaves Methanolic Extract on Cervical Cancer', Asian Pacific Journal of Cancer Prevention, 25(10), pp. 3643-3649. doi:10.31557/APJCP.2024.25.10.3643 Preclinical
    https://doi.org/10.31557/APJCP.2024.25.10.3643
  6. Peng, Y., Jian, Y., Zulfiqar, A., Li, B., Zhang, K., Long, F., Peng, C., Cai, X., Khan, I.A. and Wang, W (2017) 'Two new sesquiterpene lactone glycosides from Cnicus benedictus', Natural Product Research, 31(19), pp. 2211-2217. doi:10.1080/14786419.2017.1295239 Preclinical
    https://doi.org/10.1080/14786419.2017.1295239
  7. Paun, G., Neagu, E., Moroeanu, V., Albu, C., Savin, S. and Lucian Radu, G (2019) 'Chemical and Bioactivity Evaluation of Cnicus benedictus and Eryngium planum Polyphenolic-Rich Extracts', BioMed Research International, 2019, pp. 3692605. doi:10.1155/2019/3692605 Preclinical
    https://doi.org/10.1155/2019/3692605
  8. Gobrecht, P., Gebel, J., Leibinger, M., Zeitler, C., Chen, Z., Grundemann, D. and Fischer, D (2024) 'Cnicin promotes functional nerve regeneration', Phytomedicine, 129, pp. 155641. doi:10.1016/j.phymed.2024.155641 Preclinical
    https://doi.org/10.1016/j.phymed.2024.155641
  9. Avula, B., Katragunta, K., Wang, Y.H., Ali, Z. and Khan, I.A (2022) 'Simultaneous determination and characterization of flavonoids, sesquiterpene lactone, and other phenolics from Centaurea benedicta and dietary supplements using UHPLC-PDA-MS and LC-DAD-QToF', Journal of Pharmaceutical and Biomedical Analysis, 216, pp. 114806. doi:10.1016/j.jpba.2022.114806 Preclinical
    https://doi.org/10.1016/j.jpba.2022.114806
  10. Paun, G., Neagu, E., Albu, C. and Radu, G.L (2015) 'Inhibitory potential of some Romanian medicinal plants against enzymes linked to neurodegenerative diseases and their antioxidant activity', Pharmacognosy Magazine, 11(Suppl 1), pp. S110-S116. doi:10.4103/0973-1296.157709 Preclinical
    https://doi.org/10.4103/0973-1296.157709
  11. Drugs.com (n.d.) 'Blessed Thistle Uses, Benefits & Dosage'. Available at: https://www.drugs.com/npp/blessed-thistle.html Traditional / reference
    https://www.drugs.com/npp/blessed-thistle.html
  12. Drugs and Lactation Database (LactMed) (2021) 'Blessed Thistle'. Available at: https://www.ncbi.nlm.nih.gov/books/NBK501775/ Traditional / reference
    https://www.ncbi.nlm.nih.gov/books/NBK501775/
  1. Fursenco, C., Calalb, T., Uncu, L., Dinu, M. and others (2020) 'Solidago virgaurea L.: A Review of Its Ethnomedicinal Uses, Phytochemistry, and Pharmacological Activities', Biomolecules, 10(12), pp. 1619. doi:10.3390/biom10121619 Meta-analysis / review
    https://doi.org/10.3390/biom10121619
  2. Abdel Motaal, A., Ezzat, S.M., Tadros, M.G. and El-Askary, H.I (2016) 'In vivo anti-inflammatory activity of caffeoylquinic acid derivatives from Solidago virgaurea in rats', Pharmaceutical Biology, 54(12), pp. 2864-2870. doi:10.1080/13880209.2016.1190381 Preclinical
    https://doi.org/10.1080/13880209.2016.1190381
  3. Précheur, I., Rolland, Y., Hasseine, L., Orange, F. and others (2020) 'Solidago virgaurea L. Plant Extract Targeted Against Candida albicans to Reduce Oral Microbial Biomass: A Double Blind Randomized Trial on Healthy Adults', Antibiotics, 9(4), pp. 137. doi:10.3390/antibiotics9040137 Randomized trial
    https://doi.org/10.3390/antibiotics9040137
  4. Wojnicz, D., Tichaczek-Goska, D., Glensk, M. and Hendrich, A.B (2021) 'Is It Worth Combining Solidago virgaurea Extract and Antibiotics against Uropathogenic Escherichia coli Rods? An In Vitro Model Study', Pharmaceutics, 13(4), pp. 573. doi:10.3390/pharmaceutics13040573 Preclinical
    https://doi.org/10.3390/pharmaceutics13040573
  5. El-Tantawy, W.H (2013) 'Biochemical effects of Solidago virgaurea extract on experimental cardiotoxicity', Journal of Physiology and Biochemistry, 70(1), pp. 33-42. doi:10.1007/s13105-013-0277-0 Preclinical
    https://doi.org/10.1007/s13105-013-0277-0
  6. Gross, S.C., Goodarzi, G., Watabe, M., Bandyopadhyay, S. and others (2002) 'Antineoplastic activity of Solidago virgaurea on prostatic tumor cells in an SCID mouse model', Nutrition and Cancer, 43(1), pp. 76-81. doi:10.1207/S15327914NC431_9 Preclinical
    https://doi.org/10.1207/S15327914NC431_9
  7. Starks, C.M., Williams, R.B., Goering, M.G., O'Neil-Johnson, M. and others (2010) 'Antibacterial clerodane diterpenes from Goldenrod (Solidago virgaurea)', Phytochemistry, 71(1), pp. 104-109. doi:10.1016/j.phytochem.2009.09.032 Preclinical
    https://doi.org/10.1016/j.phytochem.2009.09.032
  8. Malicanin, M., Karabegovic, I., Dordevic, N., Mancic, S. and others (2024) 'Influence of the Extraction Method on the Biological Potential of Solidago virgaurea L. Essential Oil and Hydrolates', Plants, 13(16), pp. 2187. doi:10.3390/plants13162187 Preclinical
    https://doi.org/10.3390/plants13162187
  9. Zehra, S.A., Bhattarai, P., Zhang, J., Liu, Y. and others (2022) 'Phytochemical Analysis and Evaluation of the Antidiabetic Activity of Solidago virgaurea Extracts', Current Bioactive Compounds, 19(4), pp. e150622206146. doi:10.2174/1573407218666220615143502 Preclinical
    https://doi.org/10.2174/1573407218666220615143502
  10. Jang, Y.S., Wang, Z., Lee, J.M., Lee, J.Y. and others (2016) 'Screening of Korean Natural Products for Anti-Adipogenesis Properties and Isolation of Kaempferol-3-O-rutinoside as a Potent Anti-Adipogenetic Compound from Solidago virgaurea', Molecules, 21(2), pp. 226. doi:10.3390/molecules21020226 Preclinical
    https://doi.org/10.3390/molecules21020226
  11. European Medicines Agency (2008) 'Community herbal monograph on Solidago virgaurea L., herba'. Traditional / reference
    https://scholar.google.com/scholar?q=Community%20herbal%20monograph%20on%20Solidago%20virgaurea%20L.%2C%20herba
  12. Bader, G., Binder, K., Hiller, K. and Zwintscher, U (1990) 'The saponins from Solidago virgaurea L', 45(8), pp. 618--622. Traditional / reference
    https://scholar.google.com/scholar?q=The%20saponins%20from%20Solidago%20virgaurea%20L
  13. Royal Botanic Gardens, Kew (n.d.). Available at: https://powo.science.kew.org Traditional / reference
    https://powo.science.kew.org
  14. 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
  15. Grow Forage Cook Ferment 'Foraging Goldenrod (Solidago): Identification and Uses'. Available at: https://www.growforagecookferment.com/foraging-goldenrod/ Traditional / reference
    https://www.growforagecookferment.com/foraging-goldenrod/
  16. Washington State Noxious Weed Control Board 'Tansy Ragwort (Senecio jacobaea)'. Available at: https://www.nwcb.wa.gov/weeds/tansy-ragwort Traditional / reference
    https://www.nwcb.wa.gov/weeds/tansy-ragwort
  17. Schneider, J. and Tsegaye, Y. and W/Tensae, M. and G/Selassie, S. and Haile, T. and Bane, A. and Ali, A. and Mesfin, G. and Seboxa, T (2012) 'Veno-occlusive liver disease: a case report', Ethiopian Medical Journal, 50 Suppl 2, pp. 47-51. Available at: https://pubmed.ncbi.nlm.nih.gov/22946295/ Clinical study
    https://pubmed.ncbi.nlm.nih.gov/22946295/

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.