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Completed

NCT Number: NCT04574024

HFS (High-Fiber Supplement) in MS (Multiple Sclerosis)

Multiple sclerosis (MS) is an autoimmune disease directed against the Central Nervous System (CNS). Recent studies have indicated that changes in the gut microbiota are associated with disease initiation and progression. The reduction of bacterial taxa involved in producing health-promoting metabolites, such as short-chain fatty acids (SCFAs), has been reported in MS patients. SCFAs play an important role in the suppression of inflammation. The levels of SCFAs in the blood of MS patients are significantly reduced when compared to those of healthy controls. Since the intake of dietary fiber increases the growth of SCFA-producing bacteria, we investigated the effect of a high-fiber supplement (HFS) on gut bacteria and immunological parameters in MS patients.

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Key information

Age range

21 year–55 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1 / Phase 2

Primary location

Robert Wood Johnson University Hospital

New Brunswick, New Jersey, 08901, United States

About this study

Our collaborator, Dr. Liping Zhao, developed a high-fiber supplement (HFS), NBT-NM108. His recent study has suggested an association between intake of NBT-NM108 and increased abundance of short-chain fatty acid (SCFA)-producing gut bacteria. Recent studies have suggested that Relapsing-Remitting Multiple Sclerosis (RRMS) is associated with gut dysbiosis, alteration of gut bacteria, and decreased production of SCFAs. Therefore, we have investigated the effect of NBT-NM108 on RRMS-associated gut dysbiosis and the cytokines produced by immune cells. Seven patients were enrolled, and their stool samples were collected before the treatment with NBT-NM108 (Baseline). Three patients from the enrolled patients consumed NBT-NM108 three times a day at 60 g/day for 8 weeks. Two patients further consumed NBT-NM108 for four more weeks (a total of 12 weeks). Stool and blood samples were collected at 3 time points (baseline, 8 weeks post-NBT-NM108, and 12 weeks post-NBT-NM108). We have investigated the effect of NBT-NM108 on gut microbiota and immune parameters involved in MS.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Patients with the first demyelinating event who meet the McDonald criteria for relapsing remitting MS.

Exclusion criteria

  • Primary or secondary progressive MS.
  • Patients with autoimmune comorbidities.
  • Having received prior chemotherapy.
  • Having received Dimethylfumarate (DMF).
  • Pregnant women.
  • Cognitively impaired.
  • Antibiotic use within last 6 months.
  • Probiotic use within 2 months.
  • Self-reported allergy or intolerance to any ingredients in the fiber supplement.
  • Self-reported or diagnosed gastrointestinal symptoms, disorders or adenomas.
  • Active or history of malignant tumors.

Treatment and study plan

NBT-NM108

Drug

MS Patients received NBT-NM108 at 60 g/day.

Primary outcomes

  1. Assess the Effect of NBT-NM108 on Serum TNF-alpha Levels in MS Patients

    Time frame: Baseline; and 8 weeks and 12 weeks post-NBT-NM108 treatment.

    TNF-alpha is involved in MS pathology, therefore, we examined the serum level of TNF-alpha by Luminex multiplex assay.

  2. Examine the Effect of NBT-NM108 on Anaerostipes in MS Patients.

    Time frame: Baseline; and 8 weeks and 12 weeks post-NBT-NM108 treatment.

    The abundance of the bacteria genus "Anaerostipes" is often found to be decreased in MS patients compared to healthy individuals, indicating a potential link in MS disease progression. Therefore, we examined the abundance by 16s rRNA sequencing of V3-V4 region.

  3. Effect of NBT-NM108 on Fecal Lcn-2 Levels in MS Patients

    Time frame: Baseline, and 8 weeks and 12 weeks post-NBT-NM108 treatment.

    Recently, we found that fecal Lcn-2 level is a sensitive biological indicator for gut dysbiosis in MS. Fecal Lcn-2 levels are increased upon development of gut dysbiosis. Therefore, we measured fecal Lcn-2 levels at baseline, 8 and 12 weeks of HFS treatment.

Sponsors and collaborators

Lead sponsor

Suhayl Dhib-Jalbut, MD

Other

Registry information

Official study title

Effect of High-fiber Supplement in Multiple Sclerosis

Important dates

Study start
2022
Primary completion
2024
Study completion
2024
First posted
Oct 5, 2020
Registry last updated
Dec 17, 2024

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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