Plant Comparison
Shiitake (mushroom) vs Black Cumin
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
Shiitake (mushroom) and Black Cumin: they share 7 indicated uses (blood sugar / diabetes support, cancer (anticancer research), cold & flu, …); 5 pharmacological actions in common.
Evidence face-off — shared uses
| Condition | Shiitake (mushroom) | Black Cumin | Verdict |
|---|---|---|---|
| Blood sugar / diabetes support | 5/10 | 5/10 | Comparable evidence |
| Cancer (anticancer research) | 2/10 | 7/10 | Stronger for Black Cumin |
| Cold & flu | 5/10 | 5/10 | Comparable evidence |
| Immune support | 5/10 | 5/10 | Comparable evidence |
| Infection (general) | 5/10 | 5/10 | Comparable evidence |
| Metabolic support | 5/10 | 5/10 | Comparable evidence |
| Wounds | 5/10 | 5/10 | Comparable 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
The principal immunomodulatory polysaccharide, used clinically in Japan as an injectable cancer-adjuvant therapy.
A unique amino-acid-derived compound studied for cholesterol-lowering activity.
The principal bioactive constituent of the seed oil, responsible for much of its anti-inflammatory, antioxidant and antimicrobial activity.
The aromatic fraction of the seed, contributing antimicrobial and antioxidant activity.
The bulk lipid fraction of the seed (roughly a third of seed weight by weight), the carrier for the fat-soluble thymoquinone.
Minor isoquinoline-type alkaloids studied for antioxidant activity.
Triterpene saponin studied for anticancer and antiparasitic activity.
Pharmacological Actions
Traditional & Indicated Uses
inferred from antidiabetic action
inferred from anticancer action
inferred from antimicrobial action
inferred from antidiabetic action
inferred from gastroprotective action
inferred from anti-inflammatory action
inferred from analgesic action
inferred from digestive action
inferred from antidiabetic action
inferred from anticancer action
inferred from immunomodulator action
inferred from analgesic action
inferred from digestive action
inferred from antimicrobial action
inferred from anti-inflammatory action
inferred from antidiabetic action
inferred from anti-inflammatory action
Safety, Cautions & Contraindications
Generally very safe as a food. Raw or undercooked shiitake can cause a rare skin rash (shiitake dermatitis / flagellate dermatitis) in sensitive individuals — fully cooking eliminates this risk. May have mild anticoagulant effects. Rarely causes digestive upset. Well tolerated in normal culinary quantities.
Duke (2002) rates shiitake as +++ and notes immunostimulant, hypocholesterolemic, antibacterial, and anti-HIV activities at the experimental level (score 1). The key active compound is lentinan, a beta-1,3-glucan polysaccharide, which is used as an injectable anticancer drug in Japan. Duke notes clinical applications of shiitake preparations for immune support, cancer adjuvant therapy, and cholesterol management. Dose: 1–3 (606 mg) capsules up to three times daily for standardized preparations. Shiitake dermatitis (flagellate erythema) is a rare but recognized adverse effect from eating raw or undercooked shiitake — cooking prevents this (Duke, 2002).
Generally well-tolerated in clinical trials at doses up to 200 mg/day of oil for 90 days. Potential side effects may include mild gastrointestinal discomfort. Contraindicated during pregnancy due to potential uterine stimulant effects. May interact with immunosuppressants and antidiabetic medications. Allergic reactions possible in sensitive individuals. Consult healthcare provider before use, especially with concurrent medications.
Duke (2002) describes black cumin (Nigella sativa) as one of the most multi-active medicinal spices, with experimental evidence for bronchodilation, immunostimulation, hepatoprotection, and antihistaminic activity. The prophet Muhammad reportedly described it as 'a cure for all things except death.' Key bioactive compounds include thymoquinone and nigellone. Antihistaminic and bronchodilatory activity supports its traditional use in asthma and allergic conditions. Duke notes it is generally safe at culinary amounts but recommends caution with medicinal doses in pregnancy due to potential uterotonic effects (Duke, 2002).
External Ids
Botanical Description
Wood-decay fungus (not a true plant) with a classic cap-and-stem mushroom form. The cap is broad, brown to dark brown, often with pale scale-like markings, with a fringed or curled margin when young; the underside bears numerous cream-coloured gills radiating from a central or slightly off-centre fibrous stem.
Annual herb (Ranunculaceae), 20-90 cm tall, with an erect, branched stem and finely divided, pinnately dissected, fern-like leaves. Delicate pale blue-white (occasionally pale purple) flowers, each with 5-10 petal-like sepals, are surrounded by a feathery bract collar. The fruit is an inflated, many-celled capsule that dries and splits to release numerous small, black, angular seeds - the medicinal part.[1]
Habitat
Grows naturally as a wood-decay fungus on fallen broadleaf trees (notably shii, oak and chestnut) in East Asian forests; almost all commercial shiitake today is cultivated on hardwood logs or sawdust blocks.
Native to the Mediterranean basin, southern Europe, western Asia and North Africa, and widely cultivated as a spice and medicinal crop across the Middle East, South Asia and North Africa; grows in cultivated fields and on disturbed ground.[1]
Harvesting
Fruiting bodies are hand-picked once the cap has opened but before the margin fully flattens, then used fresh or dried; mycelium-based extracts are cultivated separately in liquid or grain culture.
Seed capsules are harvested once dried and brown (late summer), then threshed to release the small black seeds. Seed is stored whole and either used directly or cold-pressed for oil shortly before use to preserve the volatile thymoquinone-rich fraction.[1]
Traditional Uses
Shiitake has a very long East Asian culinary and medicinal tradition, used in Chinese and Japanese medicine as a tonic for vitality and longevity and to support healthy qi and blood; its polysaccharide lentinan, isolated from the fruiting body, has been used clinically in Japan as an adjunct immunotherapy, directly building on this traditional immune-tonic reputation.[11]
One of the most celebrated medicinal seeds in Middle Eastern and Islamic traditional medicine - known as 'Habbatul Barakah' (the blessed seed) - black seed has traditionally been used for digestive complaints, respiratory conditions (asthma, cough), pain, inflammation, skin conditions and as a general tonic. Modern research on its principal constituent thymoquinone supports broad anti-inflammatory, antioxidant, antimicrobial, antidiabetic and immunomodulatory activity.[1, 2, 9]
Preparations
Fruiting-body or mycelium extract standardised to polysaccharide (lentinan/beta-glucan) content, taken as capsules for immune support.
References
Lookalikes Review
Dosage
Drug Class Interactions
Not documented
References & Sources
- Jafari, M., Boskabady, M.H., Rezaee, S.A., Rezaeian, S. and others (2023) 'Lentinan and beta-glucan extract from shiitake mushroom, Lentinula edodes, alleviate acute LPS-induced hematological changes in mice', Iranian Journal of Basic Medical Sciences, 26(7), pp. 836-842. doi:10.22038/IJBMS.2023.67669.14820 Preclinical
https://doi.org/10.22038/IJBMS.2023.67669.14820 - Ahn, H., Jeon, E., Kim, J.C., Kang, S.G. and others (2017) 'Lentinan from shiitake selectively attenuates AIM2 and non-canonical inflammasome activation while inducing pro-inflammatory cytokine production', Scientific Reports, 7(1), pp. 1314. doi:10.1038/s41598-017-01462-4 Preclinical
https://doi.org/10.1038/s41598-017-01462-4 - Okamoto, T., Kodoi, R., Nonaka, Y., Fukuda, I. and others (2004) 'Lentinan from shiitake mushroom (Lentinus edodes) suppresses expression of cytochrome P450 1A subfamily in the mouse liver', BioFactors, 21(1-4), pp. 407-409. doi:10.1002/biof.552210180 Preclinical
https://doi.org/10.1002/biof.552210180 - Ng, M.L. and Yap, A.T (2002) 'Inhibition of human colon carcinoma development by lentinan from shiitake mushrooms (Lentinus edodes)', Journal of Alternative and Complementary Medicine, 8(5), pp. 581-589. doi:10.1089/107555302320825093 Preclinical
https://doi.org/10.1089/107555302320825093 - Bisen, P.S., Baghel, R.K., Sanodiya, B.S., Thakur, G.S. and Prasad, G.B.K.S (2010) 'Lentinus edodes: a macrofungus with pharmacological activities', Current Medicinal Chemistry, 17(22), pp. 2419-2430. doi:10.2174/092986710791698495 Meta-analysis / review
https://doi.org/10.2174/092986710791698495 - Stephany, M.P., Chung, S., Handler, M.Z., Handler, N.S. and others (2016) 'Shiitake Mushroom Dermatitis: A Review', American Journal of Clinical Dermatology, 17(5), pp. 485-489. doi:10.1007/s40257-016-0212-6 Meta-analysis / review
https://doi.org/10.1007/s40257-016-0212-6 - Nguyen, A.H., Gonzaga, M.I., Lim, V.M., Adler, M.J. and others (2017) 'Clinical features of shiitake dermatitis: a systematic review', International Journal of Dermatology, 56(6), pp. 610-616. doi:10.1111/ijd.13433 Meta-analysis / review
https://doi.org/10.1111/ijd.13433 - Djordjevic, B., Skugor, S., Jorgensen, S.M., Overland, M. and others (2009) 'Modulation of splenic immune responses to bacterial lipopolysaccharide in rainbow trout (Oncorhynchus mykiss) fed lentinan, a beta-glucan from mushroom Lentinula edodes', Fish & Shellfish Immunology, 26(2), pp. 201-209. doi:10.1016/j.fsi.2008.10.012 Preclinical
https://doi.org/10.1016/j.fsi.2008.10.012 - Kaleta, B., Gorski, A., Zagozdzon, R., Cieslak, M. and others (2019) 'Selenium-containing polysaccharides from Lentinula edodes-Biological activity', Carbohydrate Polymers, 223, pp. 115078. doi:10.1016/j.carbpol.2019.115078 Preclinical
https://doi.org/10.1016/j.carbpol.2019.115078 - Money, N.P (2016) 'Are mushrooms medicinal?', Fungal Biology, 120(4), pp. 449-453. doi:10.1016/j.funbio.2016.01.006 Meta-analysis / review
https://doi.org/10.1016/j.funbio.2016.01.006 - Vethanayagam, R.R. et al (1996) 'Lentinan — a novel immunomodulator', 54(2), pp. 25--30. Traditional / reference
https://scholar.google.com/scholar?q=Lentinan%20%E2%80%94%20a%20novel%20immunomodulator - Wasser, S.P (2011) 'Current findings, future trends, and unsolved problems in studies of medicinal mushrooms', 89(5), pp. 1323--1332. doi:10.1007/s00253-010-3067-4 Randomized trial
https://doi.org/10.1007/s00253-010-3067-4 - Yokota, M (1989) 'Observatory trial of anti-obesity activity of Eritadenine', pp. 1--4. Traditional / reference
https://scholar.google.com/scholar?q=Observatory%20trial%20of%20anti-obesity%20activity%20of%20Eritadenine - 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
- Hannan, M.A., Rahman, M.A., Sohag, A.A.M., Uddin, M.J., Dash, R., Sikder, M.H., Rahman, M.S., Timalsina, B., Munni, Y.A. and Sarker, P.P (2021) 'Black Cumin (Nigella sativa L.): A Comprehensive Review on Phytochemistry, Health Benefits, Molecular Pharmacology, and Safety', Nutrients, 13(6), pp. 1784. doi:10.3390/nu13061784 Meta-analysis / review
https://doi.org/10.3390/nu13061784 - Ahmad, A., Husain, A., Mujeeb, M., Khan, S.A., Najmi, A.K., Siddique, N.A., Damanhouri, Z.A. and Anwar, F (2013) 'A review on therapeutic potential of Nigella sativa: A miracle herb', Asian Pacific Journal of Tropical Biomedicine, 3(5), pp. 337-352. doi:10.1016/S2221-1691(13)60075-1 Meta-analysis / review
https://doi.org/10.1016/S2221-1691(13)60075-1 - Chatterjee, G., Saha, A.K., Khurshid, S. and Saha, A (2025) 'A Comprehensive Review of the Antioxidant, Antimicrobial, and Therapeutic Efficacies of Black Cumin (Nigella sativa L.) Seed Oil and Its Thymoquinone', Journal of Medicinal Food, 28(4), pp. 325-339. doi:10.1089/jmf.2024.k.0149 Meta-analysis / review
https://doi.org/10.1089/jmf.2024.k.0149 - Majdalawieh, A.F. and Fayyad, M.W (2015) 'Immunomodulatory and anti-inflammatory action of Nigella sativa and thymoquinone: A comprehensive review', International Immunopharmacology, 28(1), pp. 295-304. doi:10.1016/j.intimp.2015.06.023 Meta-analysis / review
https://doi.org/10.1016/j.intimp.2015.06.023 - Shaukat, A., Zaidi, A., Anwar, H. and Kizilbash, N (2023) 'Mechanism of the antidiabetic action of Nigella sativa and Thymoquinone: a review', Frontiers in Nutrition, 10, pp. 1126272. doi:10.3389/fnut.2023.1126272 Meta-analysis / review
https://doi.org/10.3389/fnut.2023.1126272 - Beheshti, F., Khazaei, M. and Hosseini, M (2016) 'Neuropharmacological effects of Nigella sativa', Avicenna Journal of Phytomedicine, 6(1), pp. 104-116. Meta-analysis / review
https://scholar.google.com/scholar?q=Neuropharmacological%20effects%20of%20Nigella%20sativa - Shafiq, H., Ahmad, A., Masud, T. and Kaleem, M (2014) 'Cardio-protective and anti-cancer therapeutic potential of Nigella sativa', Iranian Journal of Basic Medical Sciences, 17(12), pp. 967-979. Meta-analysis / review
https://scholar.google.com/scholar?q=Cardio-protective%20and%20anti-cancer%20therapeutic%20potential%20of%20Nigella%20sativa - Bordoni, L., Fedeli, D., Nasuti, C., Maggi, F., Papa, F., Wabitsch, M., De Caterina, R. and Gabbianelli, R (2019) 'Antioxidant and Anti-Inflammatory Properties of Nigella sativa Oil in Human Pre-Adipocytes', Antioxidants, 8(2), pp. 51. doi:10.3390/antiox8020051 Preclinical
https://doi.org/10.3390/antiox8020051 - Gholamnezhad, Z., Havakhah, S. and Boskabady, M.H (2016) 'Preclinical and clinical effects of Nigella sativa and its constituent, thymoquinone: A review', Journal of Ethnopharmacology, 190, pp. 372-386. doi:10.1016/j.jep.2016.06.061 Meta-analysis / review
https://doi.org/10.1016/j.jep.2016.06.061 - Ali, B.H. and Blunden, G (2003) 'Pharmacological and toxicological properties of Nigella sativa', Phytotherapy Research, 17(4), pp. 299-305. doi:10.1002/ptr.1309 Meta-analysis / review
https://doi.org/10.1002/ptr.1309 - Al-Attass, S.A., Zahran, F.M. and Turkistany, S.A (2016) 'Nigella sativa and its active constituent thymoquinone in oral health', Saudi Medical Journal, 37(3), pp. 235-244. doi:10.15537/smj.2016.3.13006 Meta-analysis / review
https://doi.org/10.15537/smj.2016.3.13006 - Ahmad A, Husain A, Mujeeb M, et al. A review on therapeutic potential of Nigella sativa: A miracle herb. Asian Pac J Trop Biomed. 2013;3 (2013) ';3(5):337-352', 3(5). Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC3642442/ Traditional / reference
https://pmc.ncbi.nlm.nih.gov/articles/PMC3642442/ - Darakhshan S, Bidmeshki Pour A, Hosseinzadeh Colagar A, Sisakhtnezhad S. Thymoquinone and its therapeutic potentials. Pharmacol Res. 2015;95-96:138-158. https://pmc.ncbi.nlm.nih.gov/articles/PMC4387230/ (2015) ';95-96:138-158'. Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC4387230/ Traditional / reference
https://pmc.ncbi.nlm.nih.gov/articles/PMC4387230/ - Forouzanfar F, Bazzaz BSF, Hosseinzadeh H. A review of ethnobotany, phytochemistry, antimicrobial pharmacology and toxicology of Nigella sativa L. Biomed Pharmacother. 2021;142:112040. https://www.sciencedirect.com/science/article/pii/S0753332221009665 (2021) ';142:112040'. Available at: https://www.sciencedirect.com/science/article/pii/S0753332221009665 Traditional / reference
https://www.sciencedirect.com/science/article/pii/S0753332221009665 - Gholamnezhad Z, Keyhanmanesh R, Boskabady MH. Anti-inflammatory, antioxidant, and immunomodulatory aspects of Nigella sativa for its preventive and bronchodilatory effects on obstructive respiratory diseases. Biomed Pharmacother. 2021;136:111240. https://www.sciencedirect.com/science/article/pii/S0753332221002778 (2021) ';136:111240'. Available at: https://www.sciencedirect.com/science/article/pii/S0753332221002778 Traditional / reference
https://www.sciencedirect.com/science/article/pii/S0753332221002778 - Hannan MA, Rahman MA, Sohag AAM, et al. Black cumin (2021) ';13(6):1784', 13(6). doi:10.3389/fphar.2021.625386/full Randomized trial
https://doi.org/10.3389/fphar.2021.625386/full - Kooti W, Hasanzadeh-Noohi Z, Sharafi-Ahvazi N, et al. Phytochemistry, pharmacology, and therapeutic uses of black seed (2016) ';22(3):231-237', 22(3). Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC8225153/ Traditional / reference
https://pmc.ncbi.nlm.nih.gov/articles/PMC8225153/ - Tavakkoli A, Mahdian V, Razavi BM, Hosseinzadeh H. Review on clinical trials of black seed (2017) ';20(3):179-193', 20(3). Available at: https://pmc.ncbi.nlm.nih.gov/articles/PMC5633670/ Traditional / reference
https://pmc.ncbi.nlm.nih.gov/articles/PMC5633670/ - 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 - Saadati, S., Naseri, K., Asbaghi, O., Abhari, K., Zhang, P., Li, H.B. and Gan, R.Y (2022) 'Nigella sativa supplementation improves cardiometabolic indicators in population with prediabetes and type 2 diabetes mellitus: A systematic review and meta-analysis of randomized controlled trials', Frontiers in Nutrition, 9, pp. 977756. doi:10.3389/fnut.2022.977756 Meta-analysis / review
https://doi.org/10.3389/fnut.2022.977756 - Willcox, M.L., Elugbaju, C., Al-Anbaki, M., Lown, M. and Graz, B (2021) 'Effectiveness of Medicinal Plants for Glycaemic Control in Type 2 Diabetes: An Overview of Meta-Analyses of Clinical Trials', Frontiers in Pharmacology, 12, pp. 777561. doi:10.3389/fphar.2021.777561 Meta-analysis / review
https://doi.org/10.3389/fphar.2021.777561 - Daryabeygi-Khotbehsara, R., Golzarand, M., Ghaffari, M.P. and Djafarian, K (2017) 'Nigella sativa improves glucose homeostasis and serum lipids in type 2 diabetes: a systematic review and meta-analysis', Complementary Therapies in Medicine, 35, pp. 6-13. doi:10.1016/j.ctim.2017.08.016 Meta-analysis / review
https://doi.org/10.1016/j.ctim.2017.08.016 - Sahebkar, A., Soranna, D., Liu, X., Thomopoulos, C., Simental-Mendia, L.E., Derosa, G., Maffioli, P. and Parati, G (2016) 'A systematic review and meta-analysis of randomized controlled trials investigating the effects of supplementation with Nigella sativa (black seed) on blood pressure', Journal of Hypertension, 34(11), pp. 2127-2135. doi:10.1097/HJH.0000000000001049 Meta-analysis / review
https://doi.org/10.1097/HJH.0000000000001049 - Kavyani, Z., Musazadeh, V., Safaei, E., Mohammadi Asmaroud, M., Khashakichafi, F., Ahrabi, S.S. and Dehghan, P (2023) 'Antihypertensive effects of Nigella sativa supplementation: an updated systematic review and meta-analysis of randomized controlled trials', Phytotherapy Research, 37(8), pp. 3224-3238. doi:10.1002/ptr.7891 Meta-analysis / review
https://doi.org/10.1002/ptr.7891
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.