Proof.Fit

Prebiotics

15 benefits mapped to clinical evidence across supplements.

Benefit Evidence

Main Effects
Gut health

Bifido↑,SCFA↑

Inflammation↓,permeability↓

Strong
34,709
Digestive support

Bowel freq +38.5%

IBS symptoms −38.4pts

Stool softer/frequent

Strong
21,897
Immune support

Bifido+SCFA, ↓inflammation

Fewer infections, better immunity

Strong
21,135
Bowel regularity

↑ frequency/softer stools

↓ constipation severity

Strong
14,035
Inflammation

Liver enzymes/inflam ↓

SCFAs/endotoxin/inflam ↓

Strong
8,696
Weight management

Weight loss: -5kg

Waist/fat loss: -2.6cm

Strong
6,015
Nutrient uptake

Iron absorption +45–51%

Calcium absorption +5–13%

Strong
7,175
Bloating & gas

Reduced bloating/gas

+ symptoms relief

Bifidobacteria + SCFAs

Strong
4,916
Acne

Eczema severity −18

Allergy incidence −57%

Acne lesions −7

Strong
4,838
Mood balance

Mood ↑ stress/depression

Mood ↑ +10.44

Strong
2,096
Energy & Fatigue

Fatigue↓, sleep↑

Energy/metabolism↓ glucose

Strong
2,277
Appetite regulation

Appetite ↓ hunger, +fullness

Glucose/insulin ↓, PYY/GLP-1 ↑

Energy intake ↓

Strong
1,100
Sleep quality

Better sleep quality

Deeper sleep +N3

Faster night consolidation

Moderate
1,036
Oral health

Plaque/gums ↓, mucositis ↓

Caries ↓, lactose tolerance ↑

Moderate
777
Appetite suppression

Hunger↓; no intake

GLP-1/PYY↑; hunger↓

Satiety↑; hunger↓

Moderate
421