How a High-Fiber Diet Teams Up with Gut Bacteria to Worsen Rheumatoid Arthritis

by | Feb 12, 2024 | News

Rheumatoid arthritis (RA) is a prevalent systemic autoimmune disorder influenced by a complex interplay of genetic and environmental factors. Investigations into the genetic aspect of RA have revealed numerous risks, emphasizing the genetic landscape contributing to the disease. Additionally, a growing body of evidence underscores the pivotal role of environmental elements, encompassing the microbiome and dietary factors, in shaping the pathogenesis of RA.

Rheumatoid arthritis (RA) is a chronic inflammatory condition that affects the joints and can significantly impact a person’s quality of life. Understanding the intricate relationship between diet, the gut microbiome, and RA provides valuable insights that may pave the way for tailored dietary interventions to complement traditional RA management strategies.

Research has unveiled a potential connection between diet and the progression of RA. The gut microbiome, consisting of trillions of microorganisms in the digestive tract, has emerged as a key player in influencing the development and severity of RA.

Alterations in the gut microbiome, such as an overabundance of certain bacteria like Prevotella spp., have been observed in individuals with RA. Moreover, research suggest that dietary choices, including the consumption of a high-fiber diet, can interact with the gut microbiome, exacerbating inflammation and worsening arthritis symptoms. 

Prevotella copri has been shown to  be able to breakdown complex fiber and generate proinflammatory substances like succinate. These findings underscore the potential synergy between a high-fiber diet and dysbiosis in contributing to the pathogenesis of RA.

While a Mediterranean diet has been recognized for its anti-inflammatory properties and potential protective role in rheumatoid arthritis (RA), previous research indicates its efficacy may be limited to a specific subset of RA patients. The mechanisms responsible for the divergent effects of a Mediterranean diet on RA outcomes remain unclear but seem linked to dysbiosis. Findings offer a potential explanation for this variability in response, indicating that distinct gut microbiome signatures could play a crucial role in determining how individuals respond to various dietary interventions.

These findings emphasize the importance of considering gut dysbiosis in assessing the impact of dietary interventions on RA development and offer new perspectives on dietary adjustments or modifications to the microbiome for better RA management.

Source:

  1. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9709035/

1 Comment

  1. Dawn

    Good day. I was diagnosed with RA three years ago. I had severe gastritis from long-term high stress caused by cptsd. I initially started with methotrexate but I have been a natural therapistbraiedbeith homeopathy. I quickly moved to Ayurvedic medicine. My stomach was severely impacted until I discovered THE AIP diet in January this year. I did an intense gut healing protocol in January and moved onto the AIP diet. The improvement was significant and immediate.
    I am interested to know which diet is more recommended, the plant based, Mediterranean or AIP. I stopped my Ayurvedic meds in Feb but had a severe setback over the past two weeks so I started them again.
    I would appreciate advice on diet. I found that not one Dr has even mentioned diet and I have had to work it out myself. I have what I believe is a hypothalamus condition related to a long-term, low level eating disorder and cannot go for more than three or four hours without eating. The AIP diet seems well suited to this.

    Reply

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