SIRT1 is a NAD+-dependent enzyme that regulates DNA repair, inflammation, metabolic efficiency, and cellular stress response. Variants at rs12778366 and related loci influence how actively SIRT1 operates at baseline. The Precision Peptide Genetic Test analyzes SIRT1 as part of 17 Longevity & Aging insights spanning 14 pathways, 49 peptides, and 150+ genetic insights.

APOE comes in three allele variants — e2, e3, and e4 — that produce meaningfully different cardiovascular and cognitive aging trajectories. It is the most studied aging-related gene in human genetics. The Precision Peptide Genetic Test analyzes APOE as part of 17 Longevity & Aging insights within a panel spanning 14 pathways, 49 peptides, and 150+ genetic insights.

SOD2 encodes the primary antioxidant enzyme inside your mitochondria — responsible for neutralizing reactive oxygen species at their source. The A16V variant (rs4880) determines how efficiently SOD2 is imported into the mitochondrial matrix. The Precision Peptide Genetic Test analyzes SOD2 as part of 17 Longevity & Aging insights spanning 14 pathways, 49 peptides, and 150+ genetic insights.

FOXO3 is the most replicated longevity gene in science — variants are consistently associated with exceptional lifespan across independent centenarian cohorts in Japan, Italy, and the United States. The Precision Peptide Genetic Test analyzes FOXO3 as part of 17 Longevity & Aging insights within a panel spanning 14 pathways, 49 peptides, and 150+ genetic insights.

Peptide protocols fail many people not because the science is wrong, but because they're built for population averages. FTO, FOXO3, ACTN3, SHBG, and COMT variants mean weight management, longevity, muscle, and hormone biology works differently in everyone. The Precision Peptide Genetic Test analyzes 14 pathways, 49 peptides, and 150+ genetic insights to reveal exactly where your biology diverges.

The Precision Peptide Genetic Test analyzes 17 longevity and aging genetic insights — FOXO3, SOD2, APOE, SIRT1, and TERT among them — within a panel of 14 pathways, 49 peptides, and 150+ genetic insights. This pillar guide breaks down each longevity gene, what it signals about healthspan, and why your DNA is the highest-leverage variable in any aging strategy.

SNP, gene, allele, genotype, variant, pathway — six terms that appear in every genetic test report and confuse most first-time readers. The Precision Peptide Genetic Test analyzes 57 SNPs across 48 genes, delivering 14 pathways, 49 peptides, and 150+ genetic insights. This guide defines each term in plain English so your results make sense on first read.

CLIA certification is the federal standard that determines whether a genetic lab can produce results a qualified healthcare provider can actually act on. The Precision Peptide Genetic Test uses Illumina Global Screening Array genotyping at CLIA-certified labs — processing 57 SNPs across 48 genes for 150+ genetic insights. This post explains what CLIA certification requires and why the standard matters.

The Precision Peptide Genetic Test analyzes your genetic response to the pathways targeted by 49 unique compounds across five protocol families — GLP-1, growth hormone, androgens, estrogens, and vascular modulators. This post breaks down how each protocol family maps to genetic pathways, what the 49-peptide panel covers, and what your results reveal.

Genetic testing reveals tendencies, not outcomes — a FOXO3 variant doesn't predict lifespan, a slow-COMT variant doesn't diagnose any condition, an ACTN3 XX genotype doesn't cap muscle growth. The Precision Peptide Genetic Test analyzes 14 pathways, 49 peptides, and 150+ genetic insights. Understanding what DNA can and cannot tell you is the difference between informed and overconfident.

Your Precision Peptide Genetic Test report delivers 150+ insights across 14 pathways — FOXO3 for longevity, ACTN3 for muscle, COMT for methylation, and more. This guide walks through how to read pathway scores, interpret gene variants, and synthesize findings into the informed conversation every peptide protocol decision should start with.

Before committing to a peptide protocol, genetic testing reveals how your body will actually respond across GLP-1 signaling, growth hormone axis, estrogen clearance, and sexual response pathways. The Precision Peptide Genetic Test maps 14 pathways, 49 peptides, and 150+ genetic insights. Test first. Invest second. That sequence is the entire premise of precision peptide decisions.

The precision health stack is a 4-layer system: genetic testing as the foundation, blood work for state data, supplements and lifestyle for baseline support, and protocols as the intervention layer. The Precision Peptide Genetic Test anchors the stack — analyzing 14 pathways, 49 peptides, and 150+ genetic insights that shape how every layer above performs.

Genetic peptide testing analyzes how your DNA shapes 14 biological pathways that peptide protocols target — from GLP-1 signaling to growth hormone axis to estrogen clearance. The PlexusDx Precision Peptide Genetic Test delivers 150+ insights across 49 unique peptides, turning peptide decisions from guesswork into evidence-based conversations with your healthcare provider.

The Precision Peptide Genetic Test processes raw DNA through Illumina Global Screening Array genotyping, CLIA-certified lab analysis, and AI-driven pathway interpretation — transforming 57 SNPs across 48 genes into 150+ actionable insights spanning 14 pathways and 49 peptides. This post explains how that pipeline works end to end, from saliva sample to personalized genetic report.

The PlexusDx Precision Peptide Genetic Test analyzes 17 longevity-aging genetic insights across five peptide pathways — Epitalon, FOXO4-DRI, Glutathione, Humanin, and Vilon — covering 15 SNPs across 14 genes including FOXO3, TERT, SIRT1, GPX1, and PPARGC1A. This article explains what each insight reveals and why peptide-specific longevity testing is a distinct category of genetic analysis.

The PlexusDx Precision Peptide Genetic Test analyzes 34 weight management genetic insights — covering 8 peptide pathways, 11 SNPs, and 9 genes including FTO, MC4R, PPARG, TCF7L2, and GIPR. This comprehensive guide explains what each insight cluster covers, which peptide pathways are analyzed, and why genetic specificity is the missing variable in most weight management decisions.

The PlexusDx Precision Peptide Genetic Test analyzes 34 weight management genetic insights — including the pathways most relevant to GLP-1 receptor signaling. This article explains what the research shows about genetics and semaglutide response, why MTHFR methylation status matters in the broader metabolic picture, and how genetic testing can help inform a smarter weight management approach.

The PlexusDx Precision Peptide Genetic Test analyzes 34 weight management genetic insights — including GLP-1 receptor signaling and GIPR response pathways. This article explains how genes like FTO, MC4R, and PPARG influence appetite, fat metabolism, and weight regulation, and why your DNA may be the most underused variable in any weight management decision.

A Diabetes Care analysis estimates tirzepatide may reduce MACE risk by up to 28% and all-cause mortality by 39% compared to theoretical placebo — a figure the SURPASS-CVOT trial design couldn't directly show. Here's what the imputed placebo data reveals, and why GLP-1 receptor pathway genetics matter before any weight management decision.