Plant Comparison
Bearberry vs Cranberry
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
Bearberry and Cranberry: both belong to the Ericaceae family; they share 4 indicated uses (infection (general), skin irritation, urinary support, …); 1 pharmacological action in common.
Evidence face-off — shared uses
| Condition | Bearberry | Cranberry | Verdict |
|---|---|---|---|
| Infection (general) | 6/10 | 2/10 | Stronger for Bearberry |
| Skin irritation | 1/10 | 1/10 | Comparable evidence |
| Urinary support | 6/10 | 5/10 | Comparable evidence |
| Wounds | 6/10 | 1/10 | Stronger for Bearberry |
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
Hydroquinone glycoside; hydrolysed and excreted as antibacterial hydroquinone in the urine.
Up to ~20%; responsible for the astringency and for gastric irritation at high doses.
The A-type proanthocyanidins are considered responsible for inhibiting bacterial adhesion to the urinary tract lining.
Give the fruit its characteristic tartness and are traditionally credited with a mild urinary-acidifying effect.
Pharmacological Actions
Arbutin, the hydroquinone glucoside characteristic of bearberry (Arctostaphylos uva-ursi), shows antiproliferative and pro-apoptotic activity across multiple cancer types (preclinical).
Antibacterial in the urinary tract (arbutin is converted to antibacterial hydroquinone, favoured by alkaline urine); Urinary antiseptic for mild, uncomplicated lower urinary tract infection / cystitis (short-term)
Traditional & Indicated Uses
The bearberry constituent arbutin suppresses osteosarcoma proliferation, migration and invasion via miR-338-3p/MTHFD1L and AKT/mTOR inactivation, and has documented anticancer potential against bladder, breast, colon, liver and other cancers (preclinical).
Urinary antiseptic for mild, uncomplicated lower urinary tract infection / cystitis (short-term)
inferred from astringent action
inferred from urinary-antiseptic action
Antibacterial in the urinary tract (arbutin is converted to antibacterial hydroquinone, favoured by alkaline urine); Urinary antiseptic for mild, uncomplicated lower urinary tract infection / cystitis (short-term)
inferred from anti-inflammatory action
inferred from antimicrobial action
inferred from anti-inflammatory action
inferred from anti-inflammatory action
Safety, Cautions & Contraindications
Short-term use only: not for more than 1 week at a time and not more than about 5 times per year. If symptoms persist beyond ~4 days, worsen, or are accompanied by fever, blood in the urine or pain, seek medical care.
Contraindicated in pregnancy and breastfeeding and not for use in children or adolescents under 18 years.
Food amounts are generally considered safe (berries in meals, drinks, sauces). (Williams et al., 2023).
Duke (2002) includes cranberry primarily at the experimental level for its astringent, diuretic, and antioxidant properties. Commission E has not approved cranberry for specific indications, though there is evidence supporting its role in preventing urinary tract infections (UTIs) by inhibiting bacterial adhesion to uroepithelial cells (proanthocyanidins). Duke notes the high vitamin C and organic acid content. Food-grade consumption is considered safe and beneficial as a urinary acidifier (Duke, 2002).
External Ids
Botanical Description
Low, mat-forming evergreen shrub with trailing, woody stems that root as they spread. The leaves are small, leathery, spatula-shaped (spoon-shaped), glossy dark green above and paler beneath, with a smooth, untoothed margin and a rounded tip. Small, urn-shaped, pink-and-white flowers hang in short clusters in spring, followed by bright red, mealy berries.[11]
Low, creeping, evergreen dwarf shrub (Ericaceae) with slender, wiry stems that root at the nodes. Leaves are tiny, alternate, leathery and ovate with in-rolled margins, dark green above and whitish beneath. Flowers are small, pink and four-petalled, sharply reflexed backward so that the protruding stamens and style resemble a crane's head and neck - the origin of the name 'craneberry', later shortened to 'cranberry'. The fruit is a small, round, tart red berry.[8]
Habitat
Grows on dry, acidic, sandy or rocky ground in open woodland, heath, moorland and mountain slopes across the northern hemisphere (Europe, Asia and North America), often in exposed, cold, upland or subarctic sites.[11]
Native to boggy, acidic wetlands - sphagnum bogs and marshes - across northern and central Europe and northern Asia, requiring waterlogged, nutrient-poor, acidic peat soils.[8]
Harvesting
The leaves are gathered in autumn to early spring (outside the flowering and fruiting season), when arbutin content is at its highest, and dried carefully to preserve the glycoside.[11]
Berries are hand-picked or wet-harvested (traditionally by hand-raking the bog) in autumn once fully ripe and deep red.[8]
Traditional Uses
Bearberry leaf is a long-established European folk and official (EU herbal monograph) remedy for mild, uncomplicated lower urinary tract infections and cystitis, used short-term as a urinary antiseptic; it has also been used traditionally as an astringent for mild diarrhoea.[11]
Cranberry has a long northern-European and Native American tradition as a food and folk remedy for urinary complaints, valued for its tart, astringent, vitamin-C-rich fruit. Modern research on its proanthocyanidins supports a role in reducing bacterial adhesion in the urinary tract, consistent with the traditional use for cystitis and recurrent urinary tract infections.[2, 11]
Preparations
Dried leaf macerated in cold water for several hours, which extracts less tannin (reducing gastric irritation) than a hot infusion; the preferred traditional preparation.
Dried leaf infused or lightly decocted in hot water; alkalinising the urine (e.g. with dietary measures) is traditionally recommended alongside use, since arbutin's antibacterial action requires alkaline urine.
Dosage
The EU herbal monograph describes traditional use of about 3 g dried leaf per cup, up to four times daily, for no more than one week at a time and no more than about five times a year. Educational reference only, not a prescription.
Not documented
References
Lookalikes Review
Dangerous Lookalikes
Not documented
References & Sources
- Dell'Annunziata, F. and Cometa, S. and Della Marca, R. and Busto, F. and Folliero, V. and Franci, G. and Galdiero, M. and De Giglio, E. and De Filippis, A (2022) 'In Vitro Antibacterial and Anti-Inflammatory Activity of Arctostaphylos uva-ursi Leaf Extract against Cutibacterium acnes', Pharmaceutics, 14(9), pp. 1952. doi:10.3390/pharmaceutics14091952 Preclinical
https://doi.org/10.3390/pharmaceutics14091952 - de Arriba, S.G. and Naser, B. and Nolte, K.U (2013) 'Risk assessment of free hydroquinone derived from Arctostaphylos uva-ursi folium herbal preparations', International Journal of Toxicology, 32(6), pp. 442-453. doi:10.1177/1091581813507721 Preclinical
https://doi.org/10.1177/1091581813507721 - Kravchenko, G. and Krasilnikova, O. and Raal, A. and Mazen, M. and Chaika, N. and Kireyev, I. and Grytsyk, A. and Koshovyi, O (2022) 'Arctostaphylos uva-ursi L. leaves extract and its modified cysteine preparation for the management of insulin resistance: chemical analysis and bioactivity', Natural Products and Bioprospecting, 12(1), pp. 30. doi:10.1007/s13659-022-00352-1 Preclinical
https://doi.org/10.1007/s13659-022-00352-1 - Sugier, P. and Seczyk, L. and Sugier, D. and Krawczyk, R. and Wojcik, M. and Czarnecka, J. and Okon, S. and Plak, A (2021) 'Chemical Characteristics and Antioxidant Activity of Arctostaphylos uva-ursi L. Spreng. at the Southern Border of the Geographical Range of the Species in Europe', Molecules, 26(24), pp. 7692. doi:10.3390/molecules26247692 Preclinical
https://doi.org/10.3390/molecules26247692 - Sugier, P. and Seczyk, L. and Sugier, D (2022) 'Variation in Population and Solvents as Factors Determining the Chemical Composition and Antioxidant Potential of Arctostaphylos uva-ursi (L.) Spreng. Leaf Extracts', Molecules, 27(7), pp. 2247. doi:10.3390/molecules27072247 Preclinical
https://doi.org/10.3390/molecules27072247 - Panusa, A. and Petrucci, R. and Marrosu, G. and Multari, G. and Gallo, F.R (2015) 'UHPLC-PDA-ESI-TOF/MS metabolic profiling of Arctostaphylos pungens and Arctostaphylos uva-ursi. A comparative study of phenolic compounds from leaf methanolic extracts', Phytochemistry, 115, pp. 79-88. doi:10.1016/j.phytochem.2015.01.002 Preclinical
https://doi.org/10.1016/j.phytochem.2015.01.002 - Hudek Turkovic, A., Gunjaca, M., Marjanovic, M., Lovric, M., Butorac, A., Rasic, D., Peraica, M., Vujcic Bok, V., Sola, I., Rusak, G. and Durgo, K (2022) 'Proteome changes in human bladder T24 cells induced by hydroquinone derived from Arctostaphylos uva-ursi herbal preparation', Journal of Ethnopharmacology, pp. 2022. doi:10.1016/j.jep.2022.115092 Traditional / reference
https://doi.org/10.1016/j.jep.2022.115092 - Beaux, D. and Fleurentin, J. and Mortier, F (1999) 'Effect of extracts of Orthosiphon stamineus Benth, Hieracium pilosella L., Sambucus nigra L. and Arctostaphylos uva-ursi (L.) Spreng. in rats', Phytotherapy Research, 13(3), pp. 222-225. doi:10.1002/(SICI)1099-1573(199905)13:3<222::AID-PTR447>3.0.CO;2-P Preclinical
https://doi.org/10.1002/(SICI)1099-1573(199905)13:3<222::AID-PTR447>3.0.CO;2-P - Seczyk, L. and Sugier, D. and Sugier, P (2024) 'Effect of the Type of Herbal Preparations (Powdered Plant Material vs. Dry Ethanolic Extracts) on the Bioaccessibility of Bearberry (Arctostaphylos uva-ursi (L.) Spreng.) Phytochemicals in Simulated Digestion Conditions', Molecules, 29(24), pp. 5968. doi:10.3390/molecules29245968 Preclinical
https://doi.org/10.3390/molecules29245968 - Wrona, M. and Blasco, S. and Becerril, R. and Nerin, C. and Sales, E. and Asensio, E (2018) 'Antioxidant and antimicrobial markers by UPLC-ESI-Q-TOF-MS of a new multilayer active packaging based on Arctostaphylos uva-ursi', Talanta, 196, pp. 498-509. doi:10.1016/j.talanta.2018.12.057 Preclinical
https://doi.org/10.1016/j.talanta.2018.12.057 - European Medicines Agency (HMPC) (2018) 'European Union herbal monograph on Arctostaphylos uva-ursi (L.) Spreng., folium (Uvae ursi folium)'. Available at: https://www.ema.europa.eu/en/medicines/herbal/uvae-ursi-folium Traditional / reference
https://www.ema.europa.eu/en/medicines/herbal/uvae-ursi-folium - Braga, V.C.C., Pianetti, G.A. and Cesar, I.C (2020) 'Comparative stability of arbutin in Arctostaphylos uva-ursi by a new comprehensive stability-indicating HPLC method', Phytochemical Analysis, 31(6), pp. 884--891. doi:10.1002/pca.2953 Preclinical
https://doi.org/10.1002/pca.2953 - Qin, D., Liu, J., Guo, W., Ju, T., Fu, S., Liu, D. and Hu, G (2024) 'Arbutin alleviates intestinal colitis by regulating neutrophil extracellular traps formation and microbiota composition', Phytomedicine. doi:10.1016/j.phymed.2024.155741 Preclinical
https://doi.org/10.1016/j.phymed.2024.155741 - ESCOP (European Scientific Cooperative on Phytotherapy) (n.d.) 'Uvae ursi folium (Bearberry Leaf) monograph', pp. com. Available at: https://www.escop.com/downloads/bearberry-leaf/ Traditional / reference
https://www.escop.com/downloads/bearberry-leaf/ - Zhang, B., Zeng, M., Li, B., Kan, Y., Wang, S., Cao, B. and others (2021) 'Arbutin attenuates LPS-induced acute kidney injury by inhibiting inflammation and apoptosis via the PI3K/Akt/Nrf2 pathway', Phytomedicine. doi:10.1016/j.phymed.2021.153466 Preclinical
https://doi.org/10.1016/j.phymed.2021.153466 - Nahar, L. and Al-Groshi, A. and Kumar, A. and Sarker, S.D (2022) 'Arbutin: Occurrence in Plants, and Its Potential as an Anticancer Agent', Molecules, 27(24), pp. 8786. doi:10.3390/molecules27248786 Preclinical
https://doi.org/10.3390/molecules27248786 - Wang, C.-Q. and Wang, X.-M. and Li, B.-L. and Zhang, Y.-M. and Wang, L (2020) 'Arbutin suppresses osteosarcoma progression via miR-338-3p/MTHFD1L and inactivation of the AKT/mTOR pathway', FEBS Open Bio, 11(1), pp. 289-299. doi:10.1002/2211-5463.13024 Preclinical
https://doi.org/10.1002/2211-5463.13024 - Gagyor, I., Hummers, E., Schmiemann, G., Friede, T., Pfeiffer, S., Afshar, K. and Bleidorn, J (2021) 'Herbal treatment with uva ursi extract versus fosfomycin in women with uncomplicated urinary tract infection in primary care: a randomized controlled trial', Clinical Microbiology and Infection, 27(10), pp. 1441--1447. doi:10.1016/j.cmi.2021.05.032 Randomized trial
https://doi.org/10.1016/j.cmi.2021.05.032 - Moore, M., Trill, J., Simpson, C., Webley, F., Radford, M., Stanton, L. and others (2019) 'Uva-ursi extract and ibuprofen as alternative treatments for uncomplicated urinary tract infection in women (ATAFUTI): a factorial randomized trial', Clinical Microbiology and Infection, 25(8), pp. 973--980. doi:10.1016/j.cmi.2019.01.011 Randomized trial
https://doi.org/10.1016/j.cmi.2019.01.011 - ScienceDirect Topics (pharmacognosy) 'Arctostaphylos Uva-Ursi - an overview'. Available at: https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/arctostaphylos-uva-ursi Traditional / reference
https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/arctostaphylos-uva-ursi - North Carolina Extension Gardener Plant Toolbox 'Buxus sempervirens (Common Boxwood)'. Available at: https://plants.ces.ncsu.edu/plants/buxus-sempervirens/ Traditional / reference
https://plants.ces.ncsu.edu/plants/buxus-sempervirens/
- Shareef, S.M., Khaleel, R.A. and Maryoosh, T.M (2024) 'Nephroprotective effect of cranberry (Vaccinium oxycoccos) in streptozocin-induced diabetic nephropathy in mice', Drug Metabolism and Personalized Therapy, 39(1), pp. 35-45. doi:10.1515/dmpt-2023-0092 Preclinical
https://doi.org/10.1515/dmpt-2023-0092 - Jurikova, T., Skrovankova, S., Mlcek, J., Balla, S. and Snopek, L (2018) 'Bioactive Compounds, Antioxidant Activity, and Biological Effects of European Cranberry (Vaccinium oxycoccos)', Molecules, 24(1), pp. 24. doi:10.3390/molecules24010024 Traditional / reference
https://doi.org/10.3390/molecules24010024 - Sedbare, R., Raudone, L., Zvikas, V., Viskelis, J. and others (2022) 'Development and Validation of the UPLC-DAD Methodology for the Detection of Triterpenoids and Phytosterols in Fruit Samples of Vaccinium macrocarpon Aiton and Vaccinium oxycoccos L', Molecules, 27(14), pp. 4403. doi:10.3390/molecules27144403 Preclinical
https://doi.org/10.3390/molecules27144403 - Sedbare, R., Sprainaityte, S., Baublys, G., Viskelis, J. and Janulis, V (2023) 'Phytochemical Composition of Cranberry (Vaccinium oxycoccos L.) Fruits Growing in Protected Areas of Lithuania', Plants (Basel), 12(10), pp. 1974. doi:10.3390/plants12101974 Preclinical
https://doi.org/10.3390/plants12101974 - Brown, P.N., Turi, C.E., Shipley, P.R. and Murch, S.J (2012) 'Comparisons of large (Vaccinium macrocarpon Ait.) and small (Vaccinium oxycoccos L., Vaccinium vitis-idaea L.) cranberry in British Columbia by phytochemical determination, antioxidant potential, and metabolomic profiling with chemometric analysis', Planta Medica, 78(6), pp. 630-640. doi:10.1055/s-0031-1298239 Preclinical
https://doi.org/10.1055/s-0031-1298239 - Harini, K., Janani, K., Teja, K.V., Mohan, C. and Sukumar, M (2022) 'Formulation and evaluation of oral disintegrating films using a natural ingredient against Streptococcus mutans', Journal of Conservative Dentistry, 25(2), pp. 128-134. doi:10.4103/jcd.jcd_143_21 Preclinical
https://doi.org/10.4103/jcd.jcd_143_21 - Cesoniene, L., Daubaras, R., Jasutiene, I., Vencloviene, J. and Miliauskiene, I (2011) 'Evaluation of the biochemical components and chromatic properties of the juice of Vaccinium macrocarpon Aiton and Vaccinium oxycoccos L', Plant Foods for Human Nutrition, 66(3), pp. 238-244. doi:10.1007/s11130-011-0241-5 Preclinical
https://doi.org/10.1007/s11130-011-0241-5 - Van Rossum, F., Vereecken, N.J., Bredat, E. and Michez, D (2012) 'Pollen dispersal and fruit production in Vaccinium oxycoccos and comparison with its sympatric congener V. uliginosum', Plant Biology, 15(2), pp. 344-352. doi:10.1111/j.1438-8677.2012.00646.x Preclinical
https://doi.org/10.1111/j.1438-8677.2012.00646.x - Kawash, J., Colt, K., Hartwick, N.T., Abramson, B.W. and others (2022) 'Contrasting a reference cranberry genome to a crop wild relative provides insights into adaptation, domestication, and breeding', PLoS One, 17(3), pp. e0264966. doi:10.1371/journal.pone.0264966 Preclinical
https://doi.org/10.1371/journal.pone.0264966 - Stobnicka, A. and Gniewosz, M (2017) 'Antimicrobial protection of minced pork meat with the use of Swamp Cranberry (Vaccinium oxycoccos L.) fruit and pomace extracts', Journal of Food Science and Technology, 55(1), pp. 62-71. doi:10.1007/s13197-017-2770-x Preclinical
https://doi.org/10.1007/s13197-017-2770-x - Hooton, T.M., Vecchio, M., Iroz, A., Tack, I., Dornic, Q., Seksek, I. and Lotan, Y (2018) 'Effect of increased daily water intake in premenopausal women with recurrent urinary tract infections: a randomized clinical trial', 178(11), pp. 1509--1515. doi:10.1001/jamainternmed.2018.4204 Randomized trial
https://doi.org/10.1001/jamainternmed.2018.4204 - Jepson, R.G., Williams, G. and Craig, J.C (2012) 'Cranberries for preventing urinary tract infections'. Traditional / reference
https://scholar.google.com/scholar?q=Cranberries%20for%20preventing%20urinary%20tract%20infections - Royal Botanic Gardens, Kew (n.d.). Available at: https://powo.science.kew.org Traditional / reference
https://powo.science.kew.org - 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
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.