Document Type
Oral Presentation
Location
Oxford Conference Center
Event Website
https://oxfordicsb.org/
Start Date
21-4-2026 1:50 PM
End Date
21-4-2026 2:20 PM
Description
Functional mushrooms are increasingly used in dietary supplements and functional foods, yet current scientific characterization of their chemistry remains limited by narrow extraction paradigms, limited standards availability and incomplete databases. In 2025, M2 Ingredients, in collaboration with Adikai Insights, completed a metabolomics atlas, a comprehensive untargeted metabolomics investigation of ten cultivated mushroom species grown under controlled indoor conditions in and effort to identify known bioactive molecules in whole mushroom samples to guide standard and quantitative method development targeting bioactive compounds present in the materials. Using high-resolution mass spectrometry and advanced cheminformatics, a total of 5,139 unique functional mushroom metabolites were identified across M2’s full-spectrum powders. This represents a substantial expansion beyond existing reference frameworks, including Uffelman et al. (693 metabolites), the Food Constituents Database (508 metabolites), and ChEBI bioactive listings (281 compounds). Importantly, nearly half of the detected metabolites were classified as lipid or lipid-like molecules, demonstrating that a majority of mushroom bioactivity is not captured through conventional water-based extraction methods. Multivariate metabolic fingerprinting revealed that each mushroom species exhibits a distinct and non-interchangeable chemical profile. While partial pathway overlap was observed among some species, each retained signature compounds defining species-specific functionality. The analysis supported the selection of bioactive metabolites present in the materials for the development of standards. For example, whilst dozens of ganoderic acids have been previously described, they are not all present in every Ganoderma lucidum s.l. strain. The metabolomics survey performed here allowed us to select ganoderic acid T as an appropriate marker to develop a standard and a quantification method. To address industry concerns regarding substrate carryover, oats used during cultivation were analyzed in parallel. Oats clustered entirely apart from all mushroom samples, with no metabolic overlap, confirming the absence of substrate-derived metabolites in finished mushroom powders. Collectively, these findings redefine the chemical complexity of cultivated mushrooms, validate the necessity of full-spectrum approaches, and establish a new benchmark for metabolomic transparency and botanical standardization in functional mushroom science.
Recommended Citation
Daoust, Julie and Blaženović, Ivana, "Bioactive Metabolite Markers for Functional Mushrooms: Comprehensive Metabolomic Mapping of Full-Spectrum Cultivated Mushrooms, Standard Production and Method Development." (2026). Oxford ICSB. 13.
https://egrove.olemiss.edu/icsb/2026_ICSB/Schedule/13
Publication Date
April 2026
Accessibility Status
Screen reader accessible, Searchable text
Included in
Bioactive Metabolite Markers for Functional Mushrooms: Comprehensive Metabolomic Mapping of Full-Spectrum Cultivated Mushrooms, Standard Production and Method Development.
Oxford Conference Center
Functional mushrooms are increasingly used in dietary supplements and functional foods, yet current scientific characterization of their chemistry remains limited by narrow extraction paradigms, limited standards availability and incomplete databases. In 2025, M2 Ingredients, in collaboration with Adikai Insights, completed a metabolomics atlas, a comprehensive untargeted metabolomics investigation of ten cultivated mushroom species grown under controlled indoor conditions in and effort to identify known bioactive molecules in whole mushroom samples to guide standard and quantitative method development targeting bioactive compounds present in the materials. Using high-resolution mass spectrometry and advanced cheminformatics, a total of 5,139 unique functional mushroom metabolites were identified across M2’s full-spectrum powders. This represents a substantial expansion beyond existing reference frameworks, including Uffelman et al. (693 metabolites), the Food Constituents Database (508 metabolites), and ChEBI bioactive listings (281 compounds). Importantly, nearly half of the detected metabolites were classified as lipid or lipid-like molecules, demonstrating that a majority of mushroom bioactivity is not captured through conventional water-based extraction methods. Multivariate metabolic fingerprinting revealed that each mushroom species exhibits a distinct and non-interchangeable chemical profile. While partial pathway overlap was observed among some species, each retained signature compounds defining species-specific functionality. The analysis supported the selection of bioactive metabolites present in the materials for the development of standards. For example, whilst dozens of ganoderic acids have been previously described, they are not all present in every Ganoderma lucidum s.l. strain. The metabolomics survey performed here allowed us to select ganoderic acid T as an appropriate marker to develop a standard and a quantification method. To address industry concerns regarding substrate carryover, oats used during cultivation were analyzed in parallel. Oats clustered entirely apart from all mushroom samples, with no metabolic overlap, confirming the absence of substrate-derived metabolites in finished mushroom powders. Collectively, these findings redefine the chemical complexity of cultivated mushrooms, validate the necessity of full-spectrum approaches, and establish a new benchmark for metabolomic transparency and botanical standardization in functional mushroom science.
https://egrove.olemiss.edu/icsb/2026_ICSB/Schedule/13
Comments
Dr. Julie Daoust, BSc, PhD, is the Chief Science Officer at M2 Ingredients and the chair of the Functional Mushroom Council. Dr. Daoust leads a team of talented scientists including mycologists, chemists, food scientists, and quality assurance professionals. Under her leadership, M2 Ingredients has grown its mycology team to be the largest in the industry, solidifying its commitment to cutting-edge research and development. With a distinguished career developing nutritional products for leading brands, Dr. Daoust leverages her expertise in natural product chemistry, whole food nutrition, and mycology to create the most effective mushroom formulations available. Her commitment to research drives innovation at M2 Ingredients, ensuring their product offerings continue to deliver cutting-edge nutritional solutions.
This research was conducted by M2 Ingredients in collaboration with Adikai Insights and supported by internal research and development funding.