CHAMGAP
APPROVEDReviewed and approved by the Chamgap Editorial Team (2026-07-20). The draft was written by AI, the existence of all 3 cited sources was verified at the original page, and the verdict passed blind grading and adversarial audit. Methodology v0.6.
Verdict No. 739 · Search date 2026-07-20 · Methodology v0.6

Nux vomica 30C,
does it really help with Relief of heartburn and dyspepsia?

30-Second Summary
F
Evidence Grade F · 8 · Safety unknown
A 30C product effectively contains no source material, and neither direct gastrointestinal trials nor class-level homeopathy evidence supports benefit beyond placebo
What the
research shows
Nux vomica 30C is rated F with 8 points for heartburn and dyspepsia. A 30C preparation repeats a 100-fold dilution thirty times, reaching about 10^-60, so even a one-mole starting solution has no realistic chance of leaving a source-material molecule in a usual dose. Old placebo-controlled Nux vomica D4 and D30 gastropathy trials were small or low quality and did not show significant symptom improvement over placebo. Meta-analysis of larger higher-quality homeopathy trials was also compatible with no specific effect, while a positive 2026 individualized-homeopathy dyspepsia trial used multiple remedies and cannot be attributed to single-ingredient Nux vomica 30C.
What the
ads claim
Marketing matches broad stories about toxins, overeating, and stress to a personalized remedy effect. Direct pharmacology of a 30C pill cannot be explained by source-material dose, and natural fluctuation, diet changes, consultation, and expectancy must be separated from a product-specific effect.
*

Useful facts when choosing a product

  • Nux vomica denotes a strychnine-containing source plant, but 30C is a homeopathic label indicating thirty successive 100-fold dilutions of the starting material.
  • An ideal 30C preparation is about 10^-60, leaving no realistic chance of a source-material molecule in a usual dose; it is chemically and toxicologically different from a low-dilution or herbal Nux vomica extract.
  • Sugar pellets or dilute liquid excipients make up most of the product, so actual labeled sugars, alcohol, allergens, and manufacturing quality should be checked product by product.
  • Difficulty swallowing, bleeding, anemia, repeated vomiting, weight loss, chest pain, or persistent heartburn should not be delayed by homeopathic self-treatment and requires evaluation.
Gap Measurement · Verdict 739 · F 8
What advertising claims
What independent, higher-quality research supports
△ GAP
01

What the research actually shows

The trial-characteristics table used by Shang and colleagues lists Nux vomica gastropathy trials with 16 participants at D30, 53 at D4, and 147 at D4, none classified as high quality. Summaries of these old studies report no statistically significant symptom difference from placebo. Shang and colleagues compared 110 placebo-controlled homeopathy trials with 110 conventional-medicine trials and found the larger higher-quality homeopathy trials compatible with placebo. Mathie and colleagues' 2017 meta-analysis of nonindividualized homeopathy reported selected overall signals but low-quality evidence, sparse condition-specific trials, and no confirmation of Nux vomica 30C for heartburn.

02

Why this is classified as F (8)

Null placebo comparisons in direct gastropathy trials, the approximately 10^-60 dilution and absence of active source material, and repeated refutation in larger higher-quality homeopathy evidence yield F with 8 points, consistent with other 30C corpus verdicts. Direct toxicity and treatment-delay risk remain separate safety questions.

Counterpoint. Improvement can reflect food, alcohol, or caffeine changes, natural symptom fluctuation, and placebo or consultation effects. Recurrent heartburn is better addressed by evidence-based lifestyle measures, assessment of antacid or acid-suppression options, and evaluation for Helicobacter pylori or other causes.

Rejudgment record. New verdict — Assigned F based on null placebo comparisons in Nux vomica D4 and D30 gastropathy trials, effectively absent source material at the approximately 10^-60 30C dilution, placebo-compatible findings in larger higher-quality homeopathy trials, and corpus consistency with Glonoinum 30C

Sub-claim grades by effect

This ingredient is marketed for several effects. A single overall grade blends strong and weak claims together, so each effect is graded separately here. The overall grade reflects the strongest disconfirming or core claim.

Effect (sub-claim)GradeBasis
Relief of heartburn and dyspepsiaFDirect placebo-controlled gastropathy trials found no significant difference, and 30C contains no pharmacological amount of source material.
Effective absence of source-material molecules at 30CAThirty successive 1:100 dilutions produce 10^-60, far beyond the Avogadro limit.
A specific homeopathy effect beyond placeboFLarger higher-quality trials and public or academic syntheses do not support a robust reproducible specific effect.

Cross-check — Codex and Claude

This verdict was drafted by Codex through literature review and source-existence checks, cross-checked through blind grading and adversarial audit, and settled by reapplying the methodology boundary rules. Cases with split grades were resolved through rejudgment.
03

Evidence Table

StudyDesignSampleFundingEndpointResultWeight
Nux vomica gastropathy trials summarized in Shang et al. 2005Set of older double-blind placebo-controlled trials16Unclear in old reportsGlobal assessment of gastropathy symptomsDid not show statistically significant symptom improvement over placebo and were not classified as high-quality trials.Direct null Nux vomica evidence of low methodological quality
Shang A et al. 2005Comparative meta-analysis of placebo-controlled homeopathy and conventional-medicine trials110Swiss federal evaluation programSpecific treatment effects accounting for trial size and qualityLarger higher-quality homeopathy trials were compatible with placebo effects rather than a specific effect.Class-level refutation
Mathie RT et al. 2017Systematic review and meta-analysis of nonindividualized homeopathy randomized trials75Homeopathy Research Institute and related supportMain effect versus placebo across conditionsDespite selected overall signals, evidence quality was low and condition-specific data sparse, providing no confirmation for Nux vomica 30C heartburn.Class-level uncertainty including a homeopathy-favorable perspective
§

Receipt — 3 References

All 3 cited sources were verified for existence at the original page (as of 2026-07-20).

Shang A, Huwiler-Muntener K, Nartey L, et al. Are the clinical effects of homoeopathy placebo effects? Lancet. 2005;366(9487):726-732. PMID: 16125589. DOI: 10.1016/S0140-6736(05)67177-2.
checked
Mathie RT, Ramparsad N, Legg LA, et al. Randomised, double-blind, placebo-controlled trials of non-individualised homeopathic treatment: systematic review and meta-analysis. Syst Rev. 2017;6:63. PMID: 28340607. PMCID: PMC5366148. DOI: 10.1186/s13643-017-0445-3.
checked
Chatterjee BK. The mathematics of dilution. Homeopathy. 2014;103(2):143-146. DOI: 10.1016/j.homp.2013.11.005.
checked
Draft and rewrite: Codex (AI) · Verification: Codex blind grading and adversarial audit · Final adjudication: Claude
Reviewed and approved: Chamgap Editorial Team · Approval date: 2026-07-20 · Corrections: none

Cite this verdict

Nux vomica 30C x relief of heartburn and dyspepsia Evidence Grade F card
[Chamgap] Nux vomica 30C x relief of heartburn and dyspepsia — Evidence Grade F·8. 3 cited sources checked. Source: https://chamgap.com/en/verdicts/general/nux-vomica-30c-heartburn-dyspepsia-homeopathy/ · CC BY 4.0

CC BY 4.0 — free to use with attribution; do not distort grades, numbers, or verdict meaning.

!

What this document does and does not do

Chamgap is an information source. It reports what research has and has not confirmed; it does not tell readers what to take or buy. That decision belongs to readers and, when needed, medical or legal professionals. This verdict reflects literature available up to the search date and may change as new research appears. Nothing here is medical advice.