Best for digestion

74 options people report for gut health, bloating, regularity, ranked by the share of users who say it improved — weighted by how many reports there are.

Weight loss Appetite Focus Energy Sleep Anxiety Mood Memory Performance Recovery Pain & inflammation Digestion Libido Hormones Blood sugar Heart & lipids Skin & hair Immunity Longevity

Type:All Supplements Peptides Medications Substances Lifestyle OtherResearch-backed only

74 results

177

Psyllium HuskSupplement

Digestion Heart & lipids Appetite

89% report better Digestion

45 reports

Mostly positiveAResearch: Strong

245

ProbioticsSupplement

Mood Digestion Anxiety

80% report better Digestion

35 reports

MixedAResearch: Strong

344

FiberSupplement

Digestion Weight loss Sleep

94% report better Digestion

18 reports

Mostly positiveAResearch: Strong

454

MagnesiumSupplement

Sleep Anxiety Mood

86% report better Digestion

22 reports

Mostly positiveAResearch: Strong

549

BPC-157Peptide

Recovery Pain & inflammation Mood

88% report better Digestion

17 reports

MixedDResearch: None

662

Magnesium CitrateSupplement

Sleep Anxiety Digestion

70% report better Digestion

27 reports

Mostly positiveAResearch: Strong

738

L-GlutamineSupplement

Digestion Mood Recovery

86% report better Digestion

14 reports

Mostly positiveAResearch: Strong

834

Digestive EnzymesSupplement

Digestion Sleep Pain & inflammation

91% report better Digestion

11 reports

Mostly positiveAResearch: Strong

951

NACSupplement

Mood Anxiety Focus

80% report better Digestion

15 reports

MixedAResearch: Strong

1043

KefirSupplement

Mood Digestion Focus

100% report better Digestion

7 reports

Mostly positiveAResearch: Strong

1134

KombuchaOther

Digestion

100% report better Digestion

5 reports

Mostly positiveResearch pending

1229

Betaine HclSupplement

Digestion Energy

100% report better Digestion

5 reports

Mostly positiveCResearch: Limited

1328

Bone BrothSupplement

Digestion Skin & hair Energy

100% report better Digestion

5 reports

Mostly positiveDResearch: None

1433

Chia SeedsSupplement

Digestion

86% report better Digestion

7 reports

Mostly positiveBResearch: Moderate

1523

Fermented FoodsLifestyle

Digestion

86% report better Digestion

7 reports

Mostly positiveResearch pending

1640

Carnivore DietLifestyle

Mood Energy Skin & hair

100% report better Digestion

4 reports

Mostly positiveResearch pending

1740

FastingLifestyle

Focus Energy Hormones

100% report better Digestion

4 reports

Mostly positiveResearch pending

1834

Apple Cider VinegarSupplement

Digestion Sleep Blood sugar

100% report better Digestion

4 reports

Mostly positiveBResearch: Moderate

1943

Magnesium OxideSupplement

Sleep Digestion Energy

64% report better Digestion

11 reports

Mostly negativeAResearch: Strong

2050

BerberineSupplement

Blood sugar Weight loss Energy

67% report better Digestion

9 reports

MixedAResearch: Strong

2152

Vitamin DSupplement

Mood Energy Sleep

58% report better Digestion

12 reports

Mostly positiveAResearch: Strong

2256

Black Seed OilSupplement

Anxiety Mood Sleep

80% report better Digestion

5 reports

Mostly positiveBResearch: Moderate

2330

TudcaSupplement

Digestion

80% report better Digestion

5 reports

Mostly positiveAResearch: Strong

2423

PrebioticsSupplement

Digestion Mood Energy

80% report better Digestion

5 reports

MixedAResearch: Strong

2546

Gluten-Free DietLifestyle

Mood Digestion Pain & inflammation

100% report better Digestion

3 reports

Mostly positiveResearch pending

2645

WaterLifestyle

Digestion Focus

100% report better Digestion

3 reports

Mostly positiveResearch pending

2729

KpvPeptide

Digestion

100% report better Digestion

3 reports

Mostly positiveBResearch: Moderate

2822

SauerkrautSupplement

Digestion Anxiety Mood

100% report better Digestion

3 reports

Mostly positiveBResearch: Moderate

2919

Vsl#3Supplement

Digestion Mood Memory

100% report better Digestion

3 reports

Mostly positiveResearch pending

3019

MetamucilSupplement

Digestion

75% report better Digestion

4 reports

MixedBResearch: Moderate

3163

Magnesium GlycinateSupplement

Sleep Anxiety Mood

57% report better Digestion

7 reports

Mostly positiveCResearch: Limited

3260

Yerba MateSubstance

Energy Focus Mood

100% report better Digestion

2 reports

Mostly positiveAResearch: Strong

3351

Beet Root PowderSupplement

Performance Libido Digestion

100% report better Digestion

2 reports

Mostly positiveDResearch: None

3451

CollagenSupplement

Skin & hair Recovery Pain & inflammation

100% report better Digestion

2 reports

MixedAResearch: Strong

3547

Alpha-GpcSupplement

Focus Mood Energy

100% report better Digestion

2 reports

MixedBResearch: Moderate

3647

MelatoninSupplement

Sleep Mood Energy

100% report better Digestion

2 reports

MixedAResearch: Strong

3741

MsmSupplement

Pain & inflammation Recovery Skin & hair

100% report better Digestion

2 reports

Mostly positiveAResearch: Strong

3840

ChamomileSupplement

Sleep Anxiety Digestion

100% report better Digestion

2 reports

Mostly positiveAResearch: Strong

3936

Collagen PeptidesSupplement

Skin & hair Recovery Pain & inflammation

100% report better Digestion

2 reports

Mostly positiveAResearch: Strong

4035

GlutamineSupplement

Digestion Recovery

100% report better Digestion

2 reports

Mostly negativeAResearch: Strong

4133

GingerSupplement

Pain & inflammation Focus Hormones

100% report better Digestion

2 reports

Mostly positiveAResearch: Strong

4225

Zinc CarnosineSupplement

Digestion Skin & hair

100% report better Digestion

2 reports

Mostly positiveCResearch: Limited

4323

Psyllium Husk PowderSupplement

Digestion

100% report better Digestion

2 reports

Mostly positiveResearch pending

4423

YogurtOther

Anxiety Digestion Focus

100% report better Digestion

2 reports

Mostly positiveResearch pending

4523

Zinc L-CarnosineSupplement

Digestion Skin & hair

100% report better Digestion

2 reports

Mostly positiveResearch pending

4619

InulinSupplement

Digestion Mood

100% report better Digestion

2 reports

Mostly positiveAResearch: Strong

4714

Aloe Vera JuiceSupplement

Digestion

100% report better Digestion

2 reports

Mostly positiveBResearch: Moderate

4814

Resistant StarchSupplement

Digestion Memory Anxiety

100% report better Digestion

2 reports

MixedAResearch: Strong

4914

Slippery ElmSupplement

Digestion Libido

100% report better Digestion

2 reports

MixedCResearch: Limited

5014

TriphalaSupplement

Digestion

100% report better Digestion

2 reports

Mostly positiveAResearch: Strong

517

Mastic GumSupplement

Digestion

100% report better Digestion

2 reports

Not enough dataBResearch: Moderate

525

InfinifiberSupplement

Digestion Mood Appetite

100% report better Digestion

2 reports

Not enough dataResearch pending

5350

AshwagandhaSupplement

Anxiety Mood Sleep

67% report better Digestion

3 reports

MixedAResearch: Strong

5447

Vitamin CSupplement

Energy Skin & hair Immunity

67% report better Digestion

3 reports

Mostly positiveAResearch: Strong

5528

IodineSupplement

Energy Mood Hormones

67% report better Digestion

3 reports

MixedAResearch: Strong

5619

PsylliumSupplement

Digestion Heart & lipids

67% report better Digestion

3 reports

Mostly positiveAResearch: Strong

5714

Psyllium Husk CapsulesSupplement

Digestion

67% report better Digestion

3 reports

MixedResearch pending

5873

RetatrutidePeptide

Weight loss Energy Appetite

43% report better Digestion

7 reports

Mostly positiveBResearch: Moderate

5954

CoffeeSubstance

Energy Focus Anxiety

33% report better Digestion

6 reports

MixedResearch pending

6025

MetforminMedication

Performance Blood sugar Energy

29% report better Digestion

7 reports

MixedAResearch: Strong

6151

MCT OilSupplement

Energy Focus Mood

50% report better Digestion

2 reports

MixedAResearch: Strong

6249

5-HTPSupplement

Mood Sleep Anxiety

50% report better Digestion

2 reports

MixedAResearch: Strong

6345

L-ArginineSupplement

Libido Heart & lipids Anxiety

50% report better Digestion

2 reports

MixedAResearch: Strong

6438

TurmericSupplement

Pain & inflammation Mood Recovery

50% report better Digestion

2 reports

MixedAResearch: Strong

6519

KimchiOther

Digestion Recovery

50% report better Digestion

2 reports

Mostly positiveResearch pending

668

Saccharomyces BoulardiiSupplement

Digestion

50% report better Digestion

2 reports

MixedAResearch: Strong

6770

TirzepatideMedication

Weight loss Appetite Mood

33% report better Digestion

3 reports

Mostly positiveAResearch: Strong

6852

CaffeineSubstance

Energy Focus Anxiety

33% report better Digestion

3 reports

MixedAResearch: Strong

6951

TaurineSupplement

Anxiety Sleep Mood

33% report better Digestion

3 reports

Mostly positiveAResearch: Strong

7050

KratomSubstance

Mood Anxiety Energy

25% report better Digestion

4 reports

MixedBResearch: Moderate

7151

Omega-3Supplement

Mood Focus Anxiety

0% report better Digestion

6 reports

Mostly positiveAResearch: Strong

7237

Whey ProteinSupplement

Performance Recovery Digestion

0% report better Digestion

3 reports

Mostly positiveAResearch: Strong

7356

CreatineSupplement

Performance Focus Energy

0% report better Digestion

2 reports

Mostly positiveAResearch: Strong

7443

ZincSupplement

Libido Mood Sleep

0% report better Digestion

2 reports

Mostly positiveAResearch: Strong

Minimum 2 reports per entry. Information only — not medical advice. How rankings work