The team decided to close this study since we are not recruiting and collecting any data.

The investigators hypothesize that a novel method for oligosaccharide supplementation, in the form of nutritional bars and/or muesli high in fructans and galacto-oligosaccharides (GOS), will be a safe and tolerable therapeutic intervention in patients with Crohn's disease (CD) in remission.

Subjects age >/= 19 years with the diagnosis of CD for >/= 6 months, currently in remission based on the Harvey-Bradshaw Index score (\

Inclusion Criteria:

• age >/= 19 years
• diagnosed with CD for >/= 6 months, currently in remission based on the Harvey-Bradshaw Index score (</= 4 points) and C-reactive protein (<5mg/L)

Exclusion Criteria:

• unable to provide informed consent;
• have significant hepatic, renal, endocrine, respiratory, neurological, or cardiovascular disease;
• confirmed diagnosis of celiac disease, or have suspected celiac disease and are following a gluten-free diet to manage symptoms with an elevated screening anti-tissue transglutaminase antibody test;
• significant complications of CD which includes a history of extensive colonic resection, including subtotal or total colectomy, history of >/= 3 small bowel resections or received a diagnosis of short bowel syndrome, current ileostomy, colostomy or ileal-anal pouch, or a fixed symptomatic intestinal stenosis;
• antibiotic use in the 4 weeks prior to study start;
• use of any rectal preparations in the 2 weeks prior to study start;
• use of any non-steroidal anti-inflammatory drugs in the 2 weeks prior to study start;
• use of commercial probiotic supplements in the 4 weeks prior to study start
• change in CD therapy in the 4 weeks prior to study start (excluding steroid taper, however steroid dosing must be stable for 2 weeks prior to study start);
• recently been adhering to a novel dietary intervention for alternative health issues within the last 4 weeks prior to study start.