Standalone Guide

The Legacy & Longevity
Supplement & Testing Guide

13 Clinical-Grade Supplements. 3 Biological Age Tests. Zero Guesswork.

The complete, evidence-based reference for building your executive supplement stack and tracking your biological age. Every recommendation sourced from 2025–2026 peer-reviewed research. No affiliate links. No sponsor bias. Just the science.

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Your Complete Supplement & Testing Playbook

Stop guessing. Stop relying on podcasts from 2022. This guide gives you the exact supplements, dosages, brands, and testing protocols used by longevity-focused physicians — organized for executive time constraints.

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Tiered Supplement Stack

13 supplements organized into Foundation, Optimization, and Advanced tiers. Start where you are. Scale as you go. Complete with dosing, timing, and brand recommendations.

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Biological Age Testing

Comparative analysis of 3 at-home biological age tests. Which one to use, when to test, and how to interpret your results for actionable protocol adjustments.

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12-Week Implementation

A phased rollout schedule so you're not adding 13 supplements on day one. Each week builds on the last, with clear checkpoints and adjustment criteria.

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Tracking Protocol

Quarterly biomarker tracking framework. Know exactly what to measure, when to measure it, and what the numbers mean for your longevity trajectory.

13 Supplements. Three Tiers. One System.

01

Foundation Tier

The non-negotiable base that eliminates common deficiencies and supports core biological function.

  • Vitamin D3 + K2 — optimal immune and bone density support
  • Omega-3 (EPA/DHA) — cardiovascular and cognitive function
  • Magnesium L-Threonate — the MIT-developed form that crosses the blood-brain barrier
  • Creatine Monohydrate — cognitive reserve and cellular energy
02

Optimization Tier

Targeted interventions for longevity-specific pathways. Backed by clinical trial evidence.

  • NMN — NAD+ precursor for cellular energy restoration
  • Urolithin A — mitochondrial function and muscle endurance
  • CoQ10 (Ubiquinol) — cellular energy and cardiovascular protection
  • Apigenin + L-Theanine — the executive sleep stack
03

Advanced Tier

Cutting-edge interventions for those committed to maximum biological age reversal.

  • Fisetin — senolytic compound for clearing damaged cells
  • Methylene Blue — mitochondrial electron chain optimization
  • Spermidine — autophagy activation and cellular renewal
  • GlyNAC — glutathione restoration and oxidative stress reduction
  • Full PEARL Trial rapamycin analysis (informational, physician-supervised only)

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