The Tapping Evidence Base
How It Works (Biology)

How tapping works: physiological and psychological mechanisms in energy psychology

Feinstein, D. · Frontiers in Psychology · 2025

Biology / mechanism Preliminary ✓ Source-checked 📍 United States
In plain English. A big-picture review pulling together 20+ years of Tapping research to explain, step by step, how tapping on acupressure points sends signals to the brain's emotional centers, calms the stress response, and helps update distressing memories - and why the evidence suggests the tapping itself is doing real work, not just placebo.

What they found

A big-picture review pulling together 20+ years of Tapping research to explain, step by step, how tapping on acupressure points sends signals to the brain's…

Narrative review synthesizing two decades of research on acupoint tapping: consistent positive clinical outcomes with notable speed and durability; neurobiological evidence that tapping modulates limbic and executive brain regions; biomarker shifts (cortisol, immune markers, gene expression) tracking clinical improvement; dismantling studies indicating acupoint stimulation is an active, non-placebo component; and a proposed stepwise physiological cascade from tapping to symptom relief via memory reconsolidation.

How the study worked

Who took part N/A (narrative review synthesizing 200+ clinical trials, meta-analyses, biomarker and dismantling studies)
What they did This study measured biological or physiological signals before and after tapping to probe how it may work.

⭐ Why this study matters

Directly answers the 'it's just placebo' objection with the dismantling-study evidence and a concrete physiological pathway.

💡 Where this could help

Second citable pillar for the mechanisms page alongside Schwarz & Stapleton 2026: covers the physiological side (biomarkers, brain modulation, dismantling evidence, memory reconsolidation cascade).

The full record

DesignBiology / mechanism
PopulationN/A (narrative review synthesizing 200+ clinical trials, meta-analyses, biomarker and dismantling studies)
JournalFrontiers in Psychology
Year2025
CountryUnited States
LanguageEnglish
MethodEFT / Tapping
Publication typeReview or meta-analysis
Verification✓ Confirmed against the primary source

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Cite this study

APA

Feinstein, D. (2025). How tapping works: physiological and psychological mechanisms in energy psychology. Frontiers in Psychology. https://doi.org/10.3389/fpsyg.2025.1660375

This record is part of the Tapping Evidence Base — an openly-sourced, fully-referenced directory of the research on EFT/Tapping. Explore more studies on How It Works (Biology)

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THE TAPPING EVIDENCE BASE How It Works (Biology) Biology / mechanism WHAT THEY FOUND Narrative review synthesizing two decades ofresearch on acupoint tapping: consistentpositive clinical outcomes with… Biology / mechanism Feinstein · 2025 · evidence.thetappingsolution.com