Chaga & Cancer: Antioxidant and Immune-Modulating Research | The House of Mogu Mycology Research Library
Chaga & Cancer: Antioxidant and Immune-Modulating Research | The House of Mogu Mycology Research Library

Mycology Research Library (MRL)
Chaga & Cancer: Antioxidant and Immune-Modulating Research
A research overview of Inonotus obliquus (Chaga), highlighting its antioxidant, apoptotic, and immune-modulating effects across preclinical and review data related to oncology support.
species: chaga outcome: oncology-adjunct outcome: immune-support outcome: antioxidant-support type: review
What the science says (plain English)
- Antioxidant powerhouse: Chaga contains melanin-rich polyphenols and polysaccharides that neutralize free radicals and strengthen cellular defenses.
- Immune modulation: Beta-glucans and phenolic compounds regulate cytokine production (IL-6, TNF-α) and enhance macrophage and NK-cell activity.
- Apoptotic signaling: Extracts from Inonotus obliquus trigger apoptosis and suppress tumor growth in multiple in-vitro and animal studies.
- Adjunctive potential: Though human oncology trials are limited, mechanistic evidence and safety reviews position Chaga as a promising complementary approach within integrative care models.
How might it work?
- Oxidative stress reduction: Melanin and polyphenols scavenge reactive oxygen species and protect DNA from oxidative damage.
- Immune system tuning: Polysaccharides balance Th1/Th2 responses, promoting immune surveillance and reducing chronic inflammation.
- Apoptosis & angiogenesis regulation: Chaga constituents influence caspase and VEGF pathways, inhibiting excessive cell proliferation and angiogenesis.
Suggested “research dose” context
Research summaries frequently reference 2–5 g/day of Chaga extract (fruiting-body or hot-water extract) for antioxidant and immune endpoints. This information is educational only and not a treatment guideline.
Not medical advice. Oncology care should always be managed with qualified professionals.
References (selected, MLA)
- Jiang, Shanshan, et al. “Antitumor Activity of the Endo-Polysaccharide from Inonotus obliquus and Its Mechanism.” International Journal of Biological Macromolecules, vol. 150, 2020, pp. 1009–1017.
- Lu, Xiaodan, et al. “Anti-Tumor and Immunomodulatory Activities of Inonotus obliquus Polysaccharides in Mice.” Food & Function, vol. 12, no. 4, 2021, pp. 1656–1667.
- Zhao, Fen, et al. “Melanin Extracted from Inonotus obliquus Inhibits the Proliferation of HepG2 Cells by Inducing Apoptosis.” Pharmaceutical Biology, vol. 59, no. 1, 2021, pp. 465–473.
- Lu, Yanan, et al. “Phenolic Compounds of Inonotus obliquus and Their Antioxidant Activities.” Food Chemistry, vol. 350, 2021, p. 129210.
- Jeitler, Michael, et al. “Medicinal Mushrooms in Supportive Cancer Therapy: A Systematic Review.” Integrative Cancer Therapies, vol. 19, 2020, p. 1534735420918454.
- Garcia, Jorge, et al. “Mushroom Polysaccharides as Adjuvants in Cancer Therapy: A Review.” Molecules, vol. 27, no. 8, 2022, p. 2582.
- Wold, Christopher W., et al. “Structural Characterization and Bioactivity of Chaga Polysaccharides.” Carbohydrate Polymers, vol. 250, 2020, p. 116982.
Educational content only. Not medical advice. Consult a qualified professional, especially if pregnant, nursing, pre-op, or taking medications.