GERD (Gastroesophageal Reflux Disease)

GERD (Gastroesophageal Reflux Disease) is a digestive health condition involving symptoms of gastroesophageal reflux. A person may notice recurring reflux-related symptoms, while research may also examine related effects on esophageal tissue.

GERD (Gastroesophageal Reflux Disease) is a digestive health condition.

3What may help

This list shows research findings, not treatments. Nothing here replaces medical care. If you have this condition, talk to a doctor.

What may help

None of these options has good evidence yet. Best evidence first.

3 options:1 mixed2 not enough evidence

What studies foundSize of effect

BreathworkpracticeMixed resultsSize of effect: Medium
Studies disagree: some found a benefit, others found none. Do not count on it.
3 of 4 studies found a benefit; 1 found none.
Open the Breathwork page
AcupuncturepracticeNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit.
In pooled analyses of five randomized trials, acupuncture-related therapies improved cough scores, LCQ and TER among patients with GERC.
Open the Acupuncture page
YogapracticeNot enough evidence
Too few or too small studies to know if it works.
The one study found a benefit.
In a pilot trial with 34 participants, yoga added to a proton pump inhibitor improved gastrointestinal symptoms, quality of life, and stress compared with the medication alone. A proposed effect on H. pylori was not confirmed.
Open the Yoga page

The expert view shows every study, dose protocol and source.

What may help

Interventions recorded as helping with this condition3 listed

Most likely to help, from the evidence we have

PracticesBreathworkCertaintyMediumSourceRCTModerate effect
A pooled analysis whose study designs were not recorded found lower GERD symptom scores with diaphragmatic breathing (SMD -0.74 [-1.36, -0.12]), but results varied substantially and quality-of-life improvement was not significant. A separate review described symptom relief and improved LES pressure, while another review reported only potential benefit without a pooled improvement outcome.
How big is the effect
Moderate effectA clear difference on average.
Who was studied
Healthy people and patients
Gerd
Study result
Pooled SMD -0.74 (95% CI -1.36 to -0.12, p=0.019) for GERD symptom scores favoring diaphragmatic breathing, but substantial heterogeneity and authors caution that evidence is insufficient for definitive clinical recommendations; QoL improvement was not significant.
Open Breathwork
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Low probability(2)

PracticesAcupunctureCertaintyLowSourceRCT
In pooled analyses of five randomized trials, acupuncture-related therapies improved cough scores, LCQ and TER among patients with GERC.
Who was studied
People with a condition
Gerd
Study result
Five RCTs in patients with GERC; acupuncture-related therapies improved cough scores, LCQ and TER in pooled analyses, with limited evidence quality.
Open Acupuncture
→
PracticesYogaCertaintyLowSourceClinical
In a pilot trial with 34 participants, yoga added to a proton pump inhibitor improved gastrointestinal symptoms, quality of life, and stress compared with the medication alone (p<0.001). A proposed effect on H. pylori was not confirmed.
Who was studied
People with a condition
Gerd
H Pylori
Peptic Ulcer
Study result
Pilot RCT showing significant improvement in GI symptoms (GSRS), QoL (QOLRAD), and stress (SIQ) with YGAT + PPI vs PPI alone (p<0.001); H. pylori inhibition hypothesized but not confirmed by post-RUT.
Open Yoga
→

What to avoid

Interventions recorded as making it worse

Nothing in this library is currently recorded as making GERD (Gastroesophageal Reflux Disease) worse. Coverage is partial, and absence here is not evidence of safety.

Browse the supplements that are written up

How to read the evidence

Evidence tier — overall strength of the evidence for the whole compound

StrongWell established — backed by strong, consistent human research.
ModerateSome genuine support, but mostly from small or lower-quality studies. Promising, not proven.
PreliminaryEarly-stage evidence — a promising hypothesis, not an established effect yet.
LimitedVery limited evidence — treat this as a hypothesis, not proof.
InsufficientNot enough good evidence to draw conclusions yet.

Certainty — how sure we can be that the effect is real

Very highVery sure — strong, consistent evidence
HighFairly sure — consistent evidence from good studies
MediumModerately sure — new studies could change this
LowNot sure — little or mixed evidence
Very lowVery unsure — almost no usable evidence

Source — where the data comes from

Meta-analysisPooled analysis of many trials — the strongest evidence
RCTRandomized controlled trial — a strong human study design
ClinicalA human clinical study
Reference knowledgeFrom general health-science or pharmacology references, not a study of this exact claim
Animal researchStudied in animals, not humans
Community reportsAggregated user reports — anecdotal signal, not evidence
TheoreticalMechanism-based reasoning, not yet tested

Study grade — quality of each underlying study (A best, D weakest)

AHigh-quality — strong, consistent human trials
BGood — solid evidence with some limitations
CModerate — limited, small, or mixed-quality studies
DWeak — preliminary, indirect, or animal-only

Confidence — how strongly the sources back a finding

A 0–100 score from study quality and agreement

Most supplement evidence is graded C–D. Read it as preliminary signal, not proof.

Full write-up

What is it

GERD is distinct from functional constipation, although both may be considered in the same person. Aloe Vera, Curcumin, Potassium, and Psyllium Husk have been studied in relation to GERD, but these findings do not by themselves establish a diagnosis or treatment.

Evidence-backed options

The options associated with GERD vary substantially in how directly they have been studied. Aloe Vera has the clearest defined regimen: Aloe vera syrup was taken at 10 mL/day for 4 weeks, with a reduction in symptom frequency reported. Psyllium Husk was examined in people with GERD and functional constipation, while the finding for Potassium concerns X842, a novel potassium-competitive acid blocker, rather than establishing that potassium supplements have the same effect.

Other options have more limited support. Curcumin findings come from animal models of esophagitis, and Hyaluronic Acid is supported theoretically when combined with chondroitin as a possible protective barrier. Sodium Bicarbonate has a pharmacology-reference basis for temporary heartburn relief. These different evidence types should not be interpreted as equivalent, and they do not establish that an option treats the underlying condition.

The available findings do not report how quickly symptom changes appeared, so the timing of any effect is unclear. Health status was not specified for the studies described, which limits how confidently the findings can be applied to particular people with GERD. A clinician can help interpret these options in the context of an individual medical condition.

What to avoid

Apple Cider Vinegar is flagged because its acetic acid content, with a pH of 2-3, can irritate the esophageal lining. Acidic beverages are contraindicated in active reflux disease, so this may aggravate GERD symptoms.

Caffeine is flagged for two related effects: it can relax the lower esophageal sphincter and increase gastric acid secretion. Both effects can contribute to worsening reflux symptoms. Ginger may also irritate the stomach lining or increase gastric acid secretion in some individuals, potentially worsening symptoms, although the profile does not identify GERD as an explicit contraindication.

Cigarette Smoking is flagged based on its physiological properties in the context of GERD. The listed items therefore span direct acid or mucosal irritation, changes that can promote reflux or increase acid secretion, and physiological effects associated with smoking. Anyone with a medical condition should discuss relevant dietary, supplement, and lifestyle considerations with a clinician.