A clinical system for elite transformation.

Rebuildyourbiology.
12weeks.

A clinically structured system designed to upgrade your physiology, cognition, and output. Body, mind, and performance — engineered as one protocol.

247 optimizers on protocol · Week 6 avg: +38% energy

The Problem

The wellness market is broken.

Fitness apps only touch the body. Mindset platforms ignore your biology. Nutrition coaching misses habits. You've tried them all — and none of it stuck.

The APEX12 Solution

One integrated 12-week protocol.

APEX12 is the first program to integrate Body, Mind, and Performance into a single structured journey — with genuine clinical credibility. Built by a biochemist who understands your molecular biology, not influencer vibes.

The APEX12 System

One system for total optimization.

01 · Fitness + Nutrition

Body

Evidence-based training protocols and nutrition frameworks designed around your biology — not generic templates.

02 · Mindset + Habits

Mind

Behavior architecture, cognitive load management, and habit stacking grounded in neuroscience and clinical psychology.

03 · Output + Systems

Performance

Daily operating systems, deep work protocols, and life frameworks that make peak output your default state.

12-Week Journey

Week by week. Measurable by design.

Weeks 1–4

Foundation

Measure, audit, and build your non-negotiable baseline.

Weeks 5–8

Build

Stack protocols, increase intensity, stress-test your system.

Weeks 9–12

Optimize

Personalize, refine, and lock in your transformation.

WK01

Life Audit & Baseline

Measure everything. Start nothing until you know where you are.

WK02

Movement Foundation

Non-negotiable minimum protocols. 3×/week movement floor.

WK03

Sleep Protocol

Bedtime architecture. HRV baseline. Cognitive load reduction.

WK04

Phase 1 Integration

First weekly review ritual. Phase 1 debrief and metrics snapshot.

WK05

Training Progression

Intensity increase. Emotional regulation protocols.

WK06

Nutrition Optimization

Protein targets. Meal timing. Weekly planning ritual.

WK07

Recovery Science

Active recovery. Cold/heat contrast. Resilience protocols.

WK08

Phase 2 Audit

Full system review. Progress metrics vs baseline. Adjust Phase 3.

WK09

Performance Peak

Maximum output week. Flow state design. High-leverage habits.

WK10

Sustainability

What does maintenance look like for YOU? Identity lock.

WK11

Advanced Personalization

Biohacking layer. HRV training. Personal operating system.

WK12

Graduation

Final metrics snapshot. Letter to Week 1 self. Alumni community.

The Founders

Built by people who use it.

David Perrault-Levesque

DMD · Biochemistry · Montreal, QC

"

I built APEX12 because I was tired of programs that ignored the biochemistry. Every protocol here is grounded in the same molecular principles I studied — from cellular metabolism to behavioral neuroscience.

DMD, Min. · B.Chem

William Desroches

Entrepreneur · Biohacker · Montreal, QC

"

I built this because I needed it — and nothing like it existed. APEX12 is what I wish someone handed me 10 years ago when I was optimizing in the dark, wasting time on fragmented protocols.

Entrepreneur · Self-Optimizer · Biohacker
DMD
Doctor of Dental Medicine
BSc
Biochemistry + Chemistry Instructor
12yr
Combined optimization experience
FR/EN
Bilingual — built for both markets
The Origin
The Athletic Circle
TOGETHER WE RISE
The Athletic Circle

Born from The Athletic Circle

APEX12 didn't start in a boardroom. It started in a community. William Desroches built The Athletic Circle around one truth: Together We Rise. As that community grew, one question kept surfacing — what's the actual protocol? APEX12 is the answer. The first structured 12-week system born directly from a real community's hunger for results.

William's first project · Est. 2024
evolved into
APEX12
HR62 bpm
VO₂51
Focus
HRV78ms
Pricing

Accessible by design.

$50 is intentionally accessible. Revenue grows with alumni retention, not high-ticket barriers.

Start Here

APEX12 Program

One-time · Full access

$50one-time
12 weeks of structured protocols
Body, Mind & Performance modules
Weekly check-ins & progress tracking
Bilingual community access
Founders' weekly video briefings
Science-cited references

APEX12 Membership

Alumni only · After completion

$29/month
Ongoing community access
Monthly content drops
Founder live calls
Advanced protocols library
Early access to Level 2
🔒Secure checkout
Instant access
🌐EN + FR
💬Community included
FAQ

Frequently asked questions.

Still have questions? The founders respond personally.

Start Your 12 Weeks — $50