A three-month clinical trial found that five days of medically supervised, severe calorie restriction each month improved symptoms and reduced markers of intestinal inflammation in many people with mild-to-moderate Crohn’s disease.
By yourNEWS Media Newsroom.
A short, highly restricted plant-based diet followed for five days each month produced measurable improvements in Crohn’s disease symptoms and intestinal inflammation in a clinical trial involving 97 patients, offering researchers new evidence that carefully controlled dietary interventions could complement conventional treatment.
The fasting-mimicking regimen provided approximately 700 to 1,100 calories per day during each five-day cycle. Participants then returned to their normal diets for the remaining 25 days of the month.
Researchers emphasized that the protocol was conducted under medical supervision and should not be attempted independently, particularly by people who are underweight, malnourished or experiencing frequent disease flares.
The trial included adults with mild-to-moderate Crohn’s disease and divided them into two groups. Sixty-five participants completed the fasting-mimicking diet for five consecutive days each month over three months, while a control group of 32 people continued eating normally.
By the conclusion of the study, roughly two-thirds of participants assigned to the fasting-mimicking diet experienced what researchers considered a clinically meaningful improvement in symptoms, including abdominal pain, cramping, diarrhea and fatigue.
Fewer than half of the participants who continued their usual diets experienced a comparable improvement.
Many participants following the restricted diet also reached clinical remission, meaning their Crohn’s symptoms had largely subsided during the study period.
Researchers reported evidence that the changes extended beyond patients’ perceptions of how they felt.
Fecal calprotectin, a biomarker used to measure inflammation in the intestinal tract, declined significantly among participants following the fasting-mimicking protocol. In more than one-third of those patients, calprotectin levels fell by more than half.
Their immune cells also produced lower levels of molecules associated with inflammation, providing additional evidence that the dietary intervention may have influenced biological processes involved in Crohn’s disease rather than merely improving reported symptoms.
The findings were published in Nature Medicine and add to growing research examining how calorie restriction and metabolic changes may affect immune activity and chronic inflammatory disease.
Investigators believe the temporary period of severe calorie restriction could alter metabolism in ways that reduce inflammatory signaling and change immune-cell behavior. The effect has been described as a possible biological “reset” that could temporarily create conditions allowing inflamed intestinal tissue to recover.
Changes in the gut microbiome may also play a role.
Previous laboratory research using animal models of inflammatory bowel disease found that fasting-mimicking diets encouraged the growth of beneficial intestinal bacteria, reduced inflammation and increased stem-cell activity. Researchers are investigating whether similar microbiome changes occur in people with Crohn’s disease.
The human trial does not establish exactly which mechanism produced the observed improvements.
Crohn’s disease is a form of inflammatory bowel disease in which chronic inflammation can affect different portions of the gastrointestinal tract. Symptoms commonly include diarrhea, abdominal pain, cramping, fatigue and weakness, and patients can experience periods in which symptoms intensify.
“Crohn’s disease is a chronic inflammatory bowel condition that causes debilitating inflammation of the gastrointestinal tract,” said BrightU.AI‘s Enoch. “Its symptoms include intestinal cramps, diarrhea and general physical weakness due to challenges with digestion. The exact cause is unknown but may involve autoimmune responses triggered by environmental factors.”
Medical treatment for Crohn’s has traditionally relied heavily on medications designed to suppress or modify inflammatory and immune responses. Those treatments can be necessary for controlling the disease, but patients have also long sought clearer evidence about whether specific foods or dietary patterns can influence their symptoms.
Scientific guidance in that area has historically been limited because dietary studies are difficult to control and individual responses can vary considerably.
The Stanford-led research attempts to address part of that gap by testing a highly structured intervention rather than simply comparing broad dietary habits among patients.
Instead of requiring participants to fast completely, the fasting-mimicking approach provides a limited amount of plant-based food intended to reproduce some of the metabolic effects associated with fasting while still supplying calories and nutrients.
Participants in the trial consumed the restricted diet only during five-day periods rather than maintaining severe calorie restriction continuously.
That distinction is important because prolonged calorie restriction can create particular risks for people with Crohn’s disease.
Some patients already struggle to consume or absorb adequate nutrition because of gastrointestinal symptoms, intestinal inflammation or other complications of the disease. Removing substantial calories without professional oversight could therefore worsen malnutrition or unintended weight loss.
Researchers and other experts consequently cautioned that the study should not be interpreted as evidence that people with Crohn’s should simply stop eating or independently begin extreme low-calorie diets.
The meals used in the trial were provided as part of a controlled research protocol, and participants were monitored.
Any attempt to use a comparable strategy should be coordinated with a gastroenterologist and registered dietitian as part of an individual treatment plan, particularly because disease severity, nutritional status, medications and other medical factors differ among patients.
The findings also fit within a larger body of research examining links between fasting, metabolism and inflammation.
Previous investigations have reported that intermittent fasting can influence systemic inflammation, including pathways that researchers are studying in connection with conditions such as diabetes and multiple sclerosis.
Other studies involving fasting-mimicking diets have reported reductions in inflammatory markers including C-reactive protein.
Researchers increasingly are examining the possibility that metabolic state and immune activity are closely connected, raising the prospect that carefully designed dietary interventions could eventually supplement other treatments for inflammatory disorders.
The current Crohn’s trial nevertheless leaves several major questions unanswered.
Researchers do not yet know whether the improvements observed during the three-month study would persist over substantially longer periods or whether repeated fasting-mimicking cycles would continue producing the same effects.
Scientists also want to determine why some patients appear to respond more strongly than others and whether blood, stool or other biological markers could eventually identify the people most likely to benefit.
The precise effects on the gut microbiome also require further investigation.
Researchers are expected to examine whether the diet consistently changes particular bacterial populations and whether those changes directly contribute to reductions in intestinal inflammation.
Additional studies involving larger and more diverse groups of patients will be needed to determine how broadly the findings apply.
Dietary trials also present methodological challenges. Participants generally know whether they are following a restricted diet, making it difficult to completely eliminate psychological or placebo-related influences on reported symptoms.
The reduction in objective inflammatory biomarkers, however, provides evidence of physiological changes occurring alongside the symptom improvements documented in the study.
The trial does not establish the fasting-mimicking diet as a cure for Crohn’s disease, nor does it suggest that patients should abandon medications or other treatments prescribed by their physicians.
Instead, the findings indicate that temporary, medically supervised calorie restriction may become another tool researchers and clinicians can examine alongside existing therapies.
For patients who have long asked whether changing what they eat could materially affect their disease, the study provides controlled clinical evidence that a carefully structured dietary intervention can influence both symptoms and biological markers of inflammation in at least some people with mild-to-moderate Crohn’s disease.
Whether that approach ultimately becomes part of routine Crohn’s care will depend on longer-term studies establishing its durability, safety, optimal frequency and the patients most likely to benefit.
Source: Natural News
Watch an interesting video on Crohn’s disease and a healing diet.
This video is from the Children Are NOT Sex Toys channel on Brighteon.com.
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