Published November 10, 2025 | Version v1.7
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The Liver Was the First Brain: The Liver–Brain Co-evolution Hypothesis (LBC Hypothesis)

Contributors

  • 1. OpenAi

Description

🧬 LIVER–BRAIN CO-EVOLUTION HYPOTHESIS (LBC v1.7)

The Liver–Brain Co-evolution Hypothesis (v2.1) presents a unified systems-biology framework in which the liver is identified as the primordial intelligent organ—the first controller of internal chemistry from which neural cognition evolved.

Across its Companions (B-series) and Supplements (D-series), the LBC corpus re-interprets physiology, medicine, and consciousness through control-theoretic logic: the liver operates as a proportional–integral–derivative (PID) regulator maintaining internal homeostasis, while the brain extends this predictive control to the external world.

The essays collectively demonstrate that intelligence began as metabolic prediction, later mirrored by neural anticipation. They explore themes from thermogenesis and regeneration to pharmacological interference, addiction, ecological integrity, and even electrochemical disturbance by metals.

The goal is integrative: to realign biology, medicine, and philosophy around the principle that life itself is a feedback system learning to maintain harmony between chemistry, energy, and consciousness.

Master Companion & Supplement Register

(updated 2025 November 16)
All works © Emile S. van der Merwe • CC BY 4.0 License • Independent Research Series

A – FOUNDATIONS / MAIN THESIS

ID Full Title Short Footer Title Theme Group Version
A1 The Liver Was the First Brain: The Liver–Brain Co-evolution Hypothesis The Liver Was the First Brain Foundations / Main Thesis v1.1 (2025-11)

LBC Companion Series — Master Table

ID

Full Title

Short Footer Title

Theme Group

Version

A2

The Liver’s Uniqueness: The First Intelligent Organ in Evolution

The First Intelligent Organ

Foundations / Evolution

v1.0

B01

Fix the Regulator: The Liver as the Gateway to Chronic Disease Reversal

Fix the Regulator

Applications / Medicine

v1.0

B02

Fever as Hepatic Thermogenesis

Fever as Hepatic Thermogenesis

Function / Control Loops

v1.0

B03

Cancer as a Loss of Liver–Brain Coherence

Cancer as Loss of Coherence

Failure / Regulation Breakdown

v1.0

B04

Predictive Self-Reference Principle (PSRP™)

Predictive Self-Reference Principle

Meta-Cognition / Philosophy

v1.0

B05

The Fine-Tuned Intelligence Principle

Fine-Tuned Intelligence Principle

Foundations / Evolution Physics

v1.0

B06

The Soul as Informational Continuity

Soul as Informational Continuity

Philosophy / Continuity

v1.0

B07

Pharmacological Interference and Biochemical Intelligence

Pharmacological Interference

Medicine / Regulation Noise

v1.0

B08

Anesthesia and the LBC Hypothesis

Anesthesia and LBC

Consciousness / Boundary States

v1.0

B09

Hepatic Thermogenesis Mini-Review

Hepatic Thermogenesis Review

Literature / Validation

v1.0

B10

Evolutionary Stability Function (ESF)

Evolutionary Stability Function

Theory / Mathematical Framework

v1.0

B11

From Chemical Self-Regulation to Conscious Self-Awareness

Chemical → Conscious Awareness

Foundations / Cognitive Transition

v1.0

B12

The Liver as the Thermal Set-Point of Life

Liver as Thermal Set-Point

Thermodynamics

v1.0

B13

The Liver as the Source of Fever

Liver as Source of Fever

Control Theory / Physiology

v1.0

B14

The Regenerative Intelligence of the Liver

Regenerative Intelligence

Healing / Predictive Homeostasis

v1.0

B15

Prescription vs Restoration: Redefining Healing Through LBC

Prescription vs Restoration

Medicine / Ethics

v1.0

B16

The Hepatic–Neural Thermal Equilibrium Hypothesis

Thermal Equilibrium Hypothesis

Thermodynamics / Intelligence Link

v1.0

B17

The Gut–Brain–Liver Axis: Predictive Integration

Gut–Brain–Liver Axis

Systems Integration / Tri-Loop Control

v1.0

B18

Metallic Resonance: How Oral Electrochemistry Disrupts the Liver–Brain Axis

Metallic Resonance

Environmental Perturbation / Neurodegeneration

v1.0

B19

Diabetes as a Breakdown of Liver–Brain Coherence

Diabetes and LBC

Metabolic Failure

v1.0

B20

A Systems-Biology Critique of Virology Through the Lens of LBC

LBC Critique of Virology

Foundations / SM2.1 Analysis

v1.0

B21

Strong as a Lion: Metabolic Strength and Hepatic Stability

Strong as a Lion

Applied Physiology

v1.0

B22

Plant-Based Nutrition Through the Lens of LBC

Plant-Based Nutrition and LBC

Dietary Physiology

v1.0

B23

Seed Oils: A Breakdown of Liver Control

Seed Oils

Nutrition / Hepatic Stress

v1.0

B24

Bipolar Disorder as an Oscillatory Breakdown of Liver Control

Bipolar Oscillation Model

Neuro-Metabolic Cycles

v1.0

B25

Depression as a Breakdown of Predictive Homeostasis

Depression and Homeostasis

Predictive Regulation

v1.0

B26

Hypomania as a Temporary Loss of Liver Predictive Stability

Hypomania and LBC

Mood Dynamics / Coherence

v1.0

B27

The Hepatic Portal System — Evolutionary Proof the Liver Was the First Intelligent Organ

Portal System Evolution

Foundations / Evolution

v1.0

B28

Psoriasis Through the Lens of Liver–Brain Co-evolution

Psoriasis

Immune / Inflammatory Coherence

v1.0

B29

Cardiac Arrest and the LBC Triad Collapse

Cardiac Arrest and LBC

Failure / Acute Events

v1.0

B30

Emulsifiers and Their Impact on the Liver–Brain Axis

Emulsifiers

Environmental / Dietary Disruptors

v1.0

B31

Osteoporosis — An LBC Perspective

Osteoporosis

Systemic Degeneration

v1.0

 

 

📘 LBC Companion Series — Theme Group Map (Full System Overview)

The map is arranged by Theme Group, showing how each companion fits into the architecture of the Liver–Brain Co-evolution framework.

 

1. Foundations & Evolution (Core Theory of LBC)

(Explains why the liver was the first intelligent organ and how cognition evolved from biochemical control.)

ID

Full Title

Short Footer Title

Version

A2

The Liver’s Uniqueness: The First Intelligent Organ in Evolution

The First Intelligent Organ

v1.0

B05

The Fine-Tuned Intelligence Principle

Fine-Tuned Intelligence Principle

v1.0

B11

From Chemical Self-Regulation to Conscious Self-Awareness

Chemical → Conscious Awareness

v1.0

B20

A Systems-Biology Critique of Virology Through the Lens of LBC

LBC Critique of Virology

v1.0

B27

The Hepatic Portal System — Evolutionary Proof the Liver Was the First Intelligent Organ

Portal System Evolution

v1.0

 

2. Foundations / Evolution Physics & Mathematical Frameworks

(Formal structure, physical principles, evolutionary ratios.)

ID

Full Title

Short Footer Title

Version

B10

Evolutionary Stability Function (ESF)

Evolutionary Stability Function

v1.0

 

3. Foundations / Cognitive Transition & Philosophy

(Bridges biochemical intelligence to mind, self-reference, and continuity.)

ID

Full Title

Short Footer Title

Version

B04

Predictive Self-Reference Principle (PSRP™)

Predictive Self-Reference Principle

v1.0

B06

The Soul as Informational Continuity

Soul as Informational Continuity

v1.0

 

4. Foundations / Cognitive & Consciousness Boundary States

ID

Full Title

Short Footer Title

Version

B08

Anesthesia and the LBC Hypothesis

Anesthesia and LBC

v1.0

 

5. Thermodynamics & Temperature Regulation

(Thermal intelligence, set-points, fever, heat as regulation.)

ID

Full Title

Short Footer Title

Version

B12

The Liver as the Thermal Set-Point of Life

Liver as Thermal Set-Point

v1.0

B02

Fever as Hepatic Thermogenesis

Fever as Hepatic Thermogenesis

v1.0

B13

The Liver as the Source of Fever

Liver as Source of Fever

v1.0

B16

The Hepatic–Neural Thermal Equilibrium Hypothesis

Thermal Equilibrium Hypothesis

v1.0

 

6. Systems Integration / Tri-Loop Control

(Gut–Liver–Brain loops and metabolic coherence.)

ID

Full Title

Short Footer Title

Version

B17

The Gut–Brain–Liver Axis: Predictive Integration

Gut–Brain–Liver Axis

v1.0

 

7. Medicine / Clinical Applications

(Where LBC intersects with real-world disease reversal.)

ID

Full Title

Short Footer Title

Version

B01

Fix the Regulator: The Liver as the Gateway to Chronic Disease Reversal

Fix the Regulator

v1.0

B07

Pharmacological Interference and Biochemical Intelligence

Pharmacological Interference

v1.0

B15

Prescription vs Restoration: Redefining Healing Through LBC

Prescription vs Restoration

v1.0

 

8. Failure Modes / Regulation Breakdown

(When liver intelligence collapses → modern diseases.)

ID

Full Title

Short Footer Title

Version

B03

Cancer as a Loss of Liver–Brain Coherence

Cancer as Loss of Coherence

v1.0

B19

Diabetes as a Breakdown of Liver–Brain Coherence

Diabetes and LBC

v1.0

B29

Cardiac Arrest and the LBC Triad Collapse

Cardiac Arrest and LBC

v1.0

 

9. Mood & Cognitive Oscillation Disorders

(Liver-driven psychiatric dynamics.)

ID

Full Title

Short Footer Title

Version

B24

Bipolar Disorder as an Oscillatory Breakdown of Liver Control

Bipolar Oscillation Model

v1.0

B26

Hypomania as a Temporary Loss of Liver Predictive Stability

Hypomania and LBC

v1.0

B25

Depression as a Breakdown of Predictive Homeostasis

Depression and Homeostasis

v1.0

 

10. Nutrition / Energy / Metabolism

(Diet as liver input—carnivore, plant-based, toxins, additives.)

10A. Dietary Physiology & Metabolic Strength

ID

Title

Short

Version

B21

Strong as a Lion: Metabolic Strength and Hepatic Stability

Strong as a Lion

v1.0

B22

Plant-Based Nutrition Through the Lens of LBC

Plant-Based Nutrition and LBC

v1.0

B23

Seed Oils: A Breakdown of Liver Control

Seed Oils

v1.0

10B. Environmental / Dietary Disruptors

ID

Title

Short

Version

B30

Emulsifiers and Their Impact on the Liver–Brain Axis

Emulsifiers

v1.0

 

11. Environmental Perturbation & Toxicology

(Metals, oral electrochemistry, pollution effects.)

ID

Full Title

Short Footer Title

Version

B18

Metallic Resonance: How Oral Electrochemistry Disrupts the Liver–Brain Axis

Metallic Resonance

v1.0

 

12. Immune / Inflammatory Coherence

(Autoimmune, inflammatory cycles driven by liver.)

ID

Full Title

Short Footer Title

Version

B28

Psoriasis Through the Lens of Liver–Brain Co-evolution

Psoriasis

v1.0

 

13. Systemic Degeneration / Aging

ID

Full Title

Short Footer Title

Version

B31

Osteoporosis — An LBC Perspective

Osteoporosis

v1.0

 

14. Literature / Validation

(Scientific anchoring & external confirmation.)

ID

Full Title

Short Footer Title

Version

B09

Hepatic Thermogenesis Mini-Review

Hepatic Thermogenesis Review

v1.0

 

D – SUPPLEMENT SERIES (Applied, Integrative & Translational)

ID Full Title Short Footer Title Theme Group Version
D01 Addiction as a Disorder of Dysregulated Homeostasis: Fixing the Liver to Heal the Mind Addiction & Homeostasis Clinical / Behavioural Application v1.0
D02 Clean Liver, Clean World Clean Liver, Clean World Ecology / Holistic Governance v1.0
D03 Ethanol Dependence and Withdrawal as Homeostatic Drift Ethanol Dependence Addiction / SM 2.1 Analysis v1.0
D04 The LBC Revolution: Reframing Medicine Through Control Theory and Hepatic Intelligence The LBC Revolution Paradigm / Manifesto v1.0
D05 Missing the Center: How Modern Science Overlooked the Liver’s Role in the Evolution of Intelligence Missing the Center History / Philosophy v1.0
D06 Coffee, Milk, and the Liver–Brain Tempo: How Nutrients Shape Cognitive Coherence Liver–Brain Tempo Nutrition / Metabolic Timing v1.0

Aknowledgements
The author acknowledges the assistance of AI-based tools (ChatGPT, OpenAI) for support in document structuring and formatting. These tools themselves are built upon the work of countless researchers, engineers, and contributors whose efforts made their development possible. All conceptual development, theoretical framing, and scientific claims were produced independently by the author. Finally, the author expresses gratitude to life itself — a continuous chain of chemical, metabolic, and neurological success across deep time — culminating in a consciousness able to contemplate its own origins.

Notes

Contact: via the website theliverbrain.com

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Additional details

Additional titles

Alternative title (English)
The Liver–Brain Co-evolution Hypothesis: A Systems Biology Framework for Intelligence and Homeostasis
Alternative title (English)
The Liver as the First Brain: Chemical Intelligence in Evolutionary Perspective
Alternative title (English)
From Chemistry to Consciousness: A Theoretical Model of Predictive Homeostasis
Alternative title (English)
Liver–Brain Integration and the Origins of Neural Intelligence

Related works

Is supplement to
Preprint: 10.5281/zenodo.17619803 (DOI)
Preprint: 10.5281/zenodo.17636825 (DOI)
Preprint: 10.5281/zenodo.17622231 (DOI)
Preprint: 10.5281/zenodo.17624518 (DOI)
Preprint: 10.5281/zenodo.17629009 (DOI)

Dates

Created
2025-11-05
Thesis written