Bioidentical Hormone
Replacement Therapy

Physician-LedOntario-Wide

Quantified Vitality

Your Vis Viva Score

We track your progress across three dimensions: how you feel, what your blood shows, and what your body can do. We call this your Vis Viva Score, from Leibniz, 1688: living force.

Sensus 0

The Felt Experience

Pulsus 0

The Biological Signal

Virtus 0

The Body in Motion

Functional Medicine

Our Practice

Flagship

Bioidentical Hormone Therapy

Bioidentical Hormone Replacement Therapy in Toronto, individually titrated. Custom compounds from our Ontario pharmacy partner.

Assessment

Advanced Imaging & Testing

Bloodwork, metabolic panels, DEXA, VO2max. Every data point feeds your Vis Viva Score.

Take the Self-Assessment →

Continuity

Longitudinal Monitoring

Regular reassessment and protocol refinement. Your score tracked over months and years.

Access

Virtual Consultations

Functional medicine consultations from anywhere in Ontario. Unhurried, with direct access to your prescribing physician.

View Locations →

Tria Signa

The Method

Every intervention is measured across three domains.

Sensus

The Felt Experience

Symptom scores, mood, sleep quality, sexual function, energy, cognitive clarity, quality of life.

Pulsus

The Biological Signal

HbA1c, insulin sensitivity, lipids, inflammatory markers, liver function.

Virtus

The Body in Motion

VO2 max, grip strength, body composition, wearable data, HRV, resting heart rate, sleep staging.

Philosophy

Titrate to Response

Your results drive your protocol. We adjust based on how you feel, what your blood shows, and what your body can do.

Standards

Built on Evidence

MD-Led

Physician-Directed Care

Peer-Reviewed

Protocol Foundation

Longitudinal

Continuous Monitoring

MD, CCFP. McGill alumni. BHRT through WorldLink Medical. Institute for Functional Medicine, Applying Functional Medicine in Clinical Practice (IFM AFMCP). Custom, source quality-controlled compounds by our Ontario pharmacy partner.

This practice is for patients seeking real, felt improvement.

Consultations available in English, French, and Mandarin

Handsun Xiao, MD, Founder

Begin

Book a Discovery Call

A confidential conversation with our physician and founder.