Session 3 · Immune Health

Inflammation, Immunity & Implantation

Your immune system is not just your defence against illness — it is the gatekeeper of pregnancy. Understanding how to calm, regulate, and support it is one of the most powerful things you can do for your fertility.

The Science

The Remarkable Act of Immune Tolerance

For a pregnancy to establish, your immune system must perform something extraordinary: it must recognise a foreign body — the embryo, which carries your partner's DNA — and choose not to attack it.

This is not a passive process. It requires a precise shift in immune activity — from a Th1-dominant (inflammatory, attack) state to a Th2-dominant (tolerant, protective) state. Regulatory T-cells (Tregs) orchestrate this shift, creating an immunological environment in which the embryo can implant and the placenta can develop.

When the immune system is chronically activated — by inflammation, autoimmunity, nutritional deficiencies, or environmental toxins — this tolerance response is impaired. The result can be implantation failure, early pregnancy loss, or poor placental development.

Immune tolerance

40%

of recurrent miscarriage cases involve immune dysregulation

14–67%

of women with implantation failure have subclinical endometritis

1 in 9

Australian women have endometriosis — an immune-inflammatory condition

2–3×

increased miscarriage risk with elevated thyroid antibodies, even with normal TSH

Root Causes

Six Key Drivers of Fertility-Related Inflammation

Tap each driver to understand the physiological mechanism and the clinical action.

Conditions

Immune Conditions That Affect Fertility

These four conditions are the most clinically significant immune-related factors in fertility. Each includes the optimal lab ranges, fertility impact, and evidence-based interventions.

Anti-inflammatory foods

Nutritional Medicine

Key Anti-Inflammatory Nutrients

These six nutrients have the strongest evidence base for modulating immune function and reducing fertility-related inflammation.

Herbal Medicine

Herbal Support for Immune Regulation

These herbs are prescribed as part of a personalised protocol based on your specific immune pattern. They are not over-the-counter recommendations — dosage, combination, and timing are critical. Always use under practitioner guidance.

Medicinal herbs
Immunity & Implantation — Quick Reference
One-page PDF cheat sheet · Supplement doses, food priorities & action steps
Download PDF

Your Action Plan

Immunity & Inflammation Checklist

Work through these steps with your practitioner. Tick each one as you complete it.

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Testing

Nutrition

Supplements

Lifestyle