Pharmacognostic and Phytochemical Evaluation of Ganoderma Lucidum Extract

Abstract

Ganoderma Lucidum, commonly referred to as Reishi or the Mushroom of Immortality, has historically been esteemed in traditional medicine for its numerous healing applications. These applications are primarily associated with its polysaccharides (beta-glucans) and triterpenoids (Ganoderic acids). Even though it is widely sought after, the quality of Reishi that can be bought frequently differs. This analysis examines the existing knowledge on Ganoderma lucidum based on published studies. It includes the identification of the mushroom, its chemical composition, and its cited therapeutic benefits. We subsequently outline a technique for isolating its essential compounds: hot water is employed to extract the hydrophilic polysaccharides, while ethanol is utilized for the lipophilic triterpenoids. We qualitatively assessed the existence of the primary chemical groups and subsequently measured them accurately using UV spectrophotometry. The data collected here provides a scientific foundation for ensuring the consistency of Reishi products. It additionally aids in organizing additional research and developing new products that incorporate Ganoderma lucidum

Introduction

Ganoderma lucidum, commonly known as Reishi or Lingzhi, is a medicinal mushroom traditionally used in Asian medicine for over 2,000 years and often referred to as the “mushroom of immortality.” It grows mainly on decaying hardwood trees and is valued for its therapeutic properties, though its quality varies depending on cultivation conditions, substrate, and processing methods. Because of this variability, scientific standardization through chemical analysis is important for ensuring consistent medicinal value.

Taxonomically, it belongs to the family Ganodermataceae and is widely cultivated across Asia, Europe, and North America under controlled conditions such as regulated temperature, humidity, and low light. Its cultivation involves stages like spawn preparation, substrate inoculation, incubation, fruiting, harvesting, and drying.

Morphologically, it is a woody, kidney-shaped mushroom with a shiny reddish-brown cap, pores on the underside, and brown double-walled spores used for identification. Microscopically, it contains distinctive basidiospores and thick-walled hyphae that aid in quality control.

Chemically, it contains over 400 bioactive compounds, mainly triterpenoids (ganoderic acids) and polysaccharides, along with phenols, sterols, and minerals. These compounds contribute to its anti-inflammatory, antioxidant, and immune-modulating effects through mechanisms such as cytokine reduction, enzyme inhibition, and suppression of inflammatory signaling pathways like NF-κB and MAPK.

Conclusion

The findings of this review and the proposed experimental procedure indicate that Ganoderma lucidum may have therapeutic properties. These properties come largely due to the polysaccharides in Ganoderma lucidum that improve the immune system and triterpenoids that protect the liver. The raw Ganoderma lucidum can be identified, and the physicochemical parameters can be determined. This allows controlling the quality of the material obtained from suppliers. In the experimental part, the proposed procedure will involve a dual solvent for extraction followed by quantitative analysis using Phenol-Sulfuric Acid method for polysaccharides and Vanillin-Perchloric Acid for triterpenoids. This will help determine the quantity of these substances for standardization purposes. This review suggests the need for standardization of Ganoderma lucidum.

References

[1] Ahmad, R., Riaz, M., Khan, A., Aljamea, A., Algheryafi, M., Sewaket, D., & Alqathama, A. (2021). Ganoderma lucidum (Reishi) an edible mushroom; a comprehensive and critical review of its nutritional, cosmeceutical, mycochemical, pharmacological, clinical, and toxicological properties. Phytotherapy research : PTR, 35(11), 6030–6062. https://doi.org/10.1002/ptr.7215 [2] SINGH, R, DHINGRA, G. S, & SHRI, R (2014). A comparative study of taxonomy, physicochemical parameters, and chemical constituents of Ganoderma lucidum and G. philippii from Uttarakhand, India. Turkish Journal of Botany 38(1):186-196. https://doi.org/10.3906/bot1302-39 [3] Wu S, Zhang S, Peng B, et al. Ganoderma lucidum: a comprehensive review of phytochemistry, efficacy, safety and clinical study. Food Science and Human Wellness, 2024, 13(2): 568596. https://doi.org/10.26599/FSHW.2022.9250051 [4] Camargo, M. R., & Kaneno, R. (2011). Antitumor properties of Ganoderma lucidum polysaccharides and terpenoids. Annual Review of Biomedical Sciences, 13, 1-8 [5] Cilerdži?, J., Vukojevi?, J., Staji?, M., Stanojkovi?, T., & Glamo?lija, J. (2014). Biological activity of Ganoderma lucidum basidiocarps cultivated on alternative and commercial substrate. Journal of ethnopharmacology, 155(1), 312–319. https://doi.org/10.1016/j.jep.2014.05.036 [6] Seweryn, E., Zia?a, A., & Gamian, A. (2021). Health-Promoting of Polysaccharides Extracted from Ganoderma lucidum. Nutrients, 13(8), 2725. https://doi.org/10.3390/nu13082725 [7] Li, C., Zhang, R., Tian, B., Liu, B., Mei, Y., & Li, W. (2025). A review of the extraction technologies, structural characterization, chemical modification, and pharmacological effects of Ganoderma lucidum polysaccharides. Naunyn-Schmiedeberg\'s archives of pharmacology, 398(12), 16967–16998. https://doi.org/10.1007/s00210-025-04436-w [8] Adaskaveg, J. E., & Gilbertson, R. L. (1986). Cultural Studies and Genetics of Sexuality of Ganoderma lucidum and G. tsugae in Relation to the Taxonomy of the G. lucidum Complex. Mycologia, 78(5), 694–705. https://doi.org/10.2307/3807513 [9] Yang, Y., Zhang, H., Zuo, J. et al. Advances in research on the active constituents and physiological effects of Ganoderma lucidum. biomed dermatol 3, 6 (2019). https://doi.org/10.1186/s41702-019-0044-0 [10] Lee, Y. H., Kim, J. H., Song, C. H., Jang, K. J., Kim, C. H., Kang, J. S., Choi, Y. H., & Yoon, H. M. (2016). Ethanol Extract of Ganoderma lucidum Augments Cellular Anti-oxidant Defense through Activation of Nrf2/HO-1. Journal of pharmacopuncture, 19(1), 59–69. https://doi.org/10.3831/KPI.2016.19.008 [11] Cheng-Yin, S. (2014). Preparation of nanosuspension-based gel of Ganoderma lucidum triterpenoids and its in vitro transdermal diffusion characteristics. Zhongcaoyao. https://en.cnki.com.cn/Article_en/CJFDTOTAL-ZCYO201419012.htm [12] Sun, J., He, H., & Xie, B. J. (2004). Novel Antioxidant Peptides from Fermented Mushroom Ganoderma lucidum. Journal of Agricultural and Food Chemistry, 52(21), 6646–6652. https://doi.org/10.1021/jf0495136 [13] Wachtel-Galor, S., Yuen, J., Buswell, J. A., & Benzie, I. F. F. (2011). Ganoderma lucidum (Lingzhi or Reishi): A Medicinal Mushroom. In I. F. F. Benzie (Eds.) et. al., Herbal Medicine: Biomolecular and Clinical Aspects. (2nd ed.). CRC Press/Taylor & Francis. [14] Wan-Mohtar, W. A., Ab Kadir, S., & Saari, N. (2016). The morphology of Ganoderma lucidum mycelium in a repeated-batch fermenta on for exopolysaccharide produc on. Biotechnology reports (Amsterdam, Netherlands), 11, 2–11. h ps://doi.org/10.1016/j.btre.2016.05.005 [15] Paterson R. R. (2006). Ganoderma - a therapeu c fungal biofactory. Phytochemistry, 67(18), 1985–2001. h ps://doi.org/10.1016/j.phytochem.2006.07.004 [16] Cui, J., Wang, D., Liu, Y., Zhang, T., Liu, Y., Cheng, Y., & Liu, X. (2025). Ultrasound-assisted extrac on of neuroprotec ve an oxidants from Ganoderma lucidum. Ultrasonics sonochemistry, 121, 107528. h ps://doi.org/10.1016/j.ultsonch.2025.107528 [17] Vaithanomsat, P., Boonlum, N., Chaiyana, W., Tima, S., Anuchapreeda, S., Trakunjae, C., Apiwatanapiwat, W., Janchai, P., Boondaeng, A., Nimitkeatkai, H., & Jarerat, A. (2022). Mushroom ?-Glucan Recovered from Antler-Type Frui ng Body of Ganoderma lucidum by Enzyma c Process and Its Poten al Biological Ac vi es for Cosmeceu cal Applica ons. Polymers, 14(19), 4202. h ps://doi.org/10.3390/polym14194202 [18] Peng H, Zhong L, Cheng L, Chen L, Tong R, Shi J and Bai L (2023) Ganoderma lucidum: Current advancements of characteris c components and experimental progress in an -liver fibrosis. Front. Pharmacol. 13:1094405.doi: 10.3389/fphar.2022.1094405 [19] Kareem, Hasan & Al-Araji, Alaa. (2025). A review of Ganoderma lucidum ac ve compounds and their biological applica ons. Journal of University of Anbar for Pure Science. 19. 5-16. 10.37652/juaps.2024.150347.1263. [20] Guo, C., Guo, D., Fang, L., Sang, T., Wu, J., Guo, C., Wang, Y., Wang, Y., Chen, C., Chen, J., Chen, R., & Wang, X. (2021). Ganoderma lucidum polysaccharide modulates gut microbiota and immune cell func on to inhibit inflamma on and tumorigenesis in colon. Carbohydrate polymers, 267, 118231. h ps://doi.org/10.1016/j.carbpol.2021.118231

Copyright

Copyright © 2026 Monika Gorakh Gore, Pallavi Gangadhar Rithe, Vidya Raosaheb Kale. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.