Chi, Aiping, Zhang, Yang, Kang, Yijiang et al. · International journal of biological macromolecules · 2016 · DOI
Researchers tested whether a natural substance extracted from Schisandra chinensis (a traditional Chinese fruit) could help reduce fatigue in rats with a condition similar to ME/CFS. They found that the substance, called SCP, helped improve the rats' activity and behavior. The improvement appeared to work by fixing problems in how the rats' bodies were processing energy and certain amino acids.
ME/CFS patients often experience impaired energy metabolism; this study identifies specific metabolic pathways that may be dysfunctional in fatigue states and suggests a natural compound could restore them. Understanding potential metabolic targets could eventually inform new therapeutic approaches for human patients. The research bridges traditional medicine with modern metabolomics to investigate biological mechanisms underlying fatigue.
This study does not prove that SCP is effective in humans with ME/CFS—it is based only on rat models. It does not demonstrate whether the metabolic improvements directly cause behavioral improvement or are simply associated with it. The findings cannot be assumed to translate to human physiology or clinical treatment without further research.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
The first block is for the primary paper and is the citation you should use in research work. The atlas-snapshot line only applies if you are specifically referring to this atlas’s reading of the paper on the date shown.
Primary citation
Chi, Aiping, Zhang, Yang, Kang, Yijiang, & Shen, Zhimei (2016). Metabolic mechanism of a polysaccharide from Schisandra chinensis to relieve chronic fatigue syndrome.. International journal of biological macromolecules. https://doi.org/10.1016/j.ijbiomac.2016.08.042
BibTeX
@article{mecfsatlas-chi-2016-metabolic-mechanism,
author = {Chi, Aiping and Zhang, Yang and Kang, Yijiang and Shen, Zhimei},
title = {Metabolic mechanism of a polysaccharide from Schisandra chinensis to relieve chronic fatigue syndrome.},
journal = {International journal of biological macromolecules},
year = {2016},
doi = {10.1016/j.ijbiomac.2016.08.042},
note = {PubMed: 27545408},
url = {https://www.mecfsatlas.com/evidence/chi-2016-metabolic-mechanism},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-30. https://www.mecfsatlas.com/evidence/chi-2016-metabolic-mechanism
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