Prebiotics

Prebiotics are nutrients found in food that increase the amount of bacteria in the gastrointestinal system. Fiber from fruits and vegetables are abundant in many types of prebiotics.

Quick Answer

What it is

Prebiotics are nutrients found in food that increase the amount of bacteria in the gastrointestinal system. Fiber from fruits and vegetables are abundant in many types of prebiotics.

Key findings

  • Grade D: Abdominal Pain (Irritable Bowel Syndrome (IBS))
  • Grade D: Bloating (Irritable Bowel Syndrome (IBS))
  • Grade D: Body Mass Index (BMI) (Nonalcoholic Fatty Liver Disease (NAFLD))

Safety

No specific caution or interaction language was detected in the current summary/outcome notes.

ℹ️ Quick Facts: Prebiotics

Quick Facts: Prebiotics

  • Best Evidence:Grade C
  • Conditions Studied:4
  • Research Outcomes:13
  • Key Effect:Malnutrition
Outcomes by grade:
A0
B0
C0
D3
4 conditions · 13 outcomes

Detailed Outcomes

|
D
Abdominal Pain
No effect
1 study
none
D
Bloating
No effect
1 study
none
?
Irritable Bowel Syndrome Symptoms
1 study
↓Improves
?
Quality of Life
1 study
↑Improves
D
Body Mass Index (BMI)
No effect
1 study
none
?
High-density lipoprotein (HDL)
1 study
↑Improves
?
Insulin Resistance
1 study
↓Improves
?
Liver Enzymes
1 study
↑Worsens
?
Low-density lipoprotein (LDL)
1 study
↓Improves
?
Total cholesterol
1 study
↓Improves
?
Triglycerides
1 study
↓Improves
?
Glycemic Control
↑Improves
?
Weight
↓Improves

Related Supplements

Probiotics

4 shared conditions · 215 outcomes

Probiotics are microorganisms that can have a positive effect on health.

Vitamin D

3 shared conditions · 308 outcomes

Vitamin D is a fat-soluble vitamin that our skin synthesizes when exposed to the sun. It benefits us in many ways, from bone health to mood.

Synbiotics

3 shared conditions · 33 outcomes

Synbiotics refer to combinations of probiotics and prebiotics that may have a synergetic effect on the gut microbiome. Synbiotics are often used as dietary supplements or food ingredients.

Curcumin

3 shared conditions · 502 outcomes

Curcumin is the primary bioactive substance in turmeric. It has anti-inflammatory properties and can alleviate symptoms of depression as well as improve pain and function in people with osteoarthritis.

Zinc

2 shared conditions · 148 outcomes

Zinc is an essential mineral that is critical for the function of hundreds of enzymes. Consequently, it plays many roles, including in antioxidant enzymes, brain function, and the immune system. Zinc is most commonly taken to reduce the duration of respiratory infections and the common cold.

Resveratrol

2 shared conditions · 318 outcomes

Resveratrol is a bioactive molecule found in plant sources such as grapes, peanuts, blueberries, and, famously, red wine. Resveratrol has anti-inflammatory and antioxidant properties that benefit cardiovascular function, glycemic control, and lipid metabolism. Although it’s promoted for lifespan extension, there’s no evidence for this in humans and limited evidence in animals.

Panax Ginseng (Korean Ginseng)

2 shared conditions · 228 outcomes

Panax ginseng is commonly referred to as “Korean ginseng”. It appears to be effective for mood, immunity, and cognition, but is subpar for erectile function, testosterone, and exercise performance.

Fecal Transplant

2 shared conditions · 12 outcomes

A fecal transplant is a procedure in which stool is collected from a healthy donor and introduced into the gastrointestinal tract of a recipient to increase their healthy bacteria count. Fecal transplants are often used to control Clostridium difficile (C. diff) infection.