Adult reviewing how genetic testing can improve sexual wellness — PlexusDx Precision Peptide Genetic Test

Can Genetic Testing Improve Sexual Wellness? What the Evidence Says

Genetic testing doesn't treat sexual dysfunction — it maps the biological terrain that every treatment decision operates within. The Precision Peptide Genetic Test delivers 6 Sexual Health insights across 14 pathways, 49 peptides, and 150+ genetic insights, giving providers the upstream biological context that bloodwork alone cannot supply — and changing the clinical conversation before any protocol begins.

Healthcare professional explaining the sexual health pathway in genetic testing — PlexusDx Precision Peptide Genetic Test

What Is the Sexual Health Pathway in Genetic Testing?

In the Precision Peptide Genetic Test, the Sexual Health pathway delivers 6 insights across the genes governing central arousal, vascular sexual response, desire, bonding, and circadian sexual timing. Part of 14 pathways, 49 peptides, and 150+ genetic insights, these 6 variants map sexual biology as a connected system — not a checklist of isolated traits.

Adult reviewing how genetics — DRD2, OXTR, MC4R, MTNR1B — affects libido — PlexusDx Precision Peptide Genetic Test

How Does Genetics Affect Libido? What the Research Reveals

Libido has a genetic architecture — DRD2 receptor density, OXTR bonding sensitivity, MTNR1B circadian timing, and MC4R central arousal signaling all shape sexual desire at the neurochemical level. The Precision Peptide Genetic Test maps these variables as part of 14 pathways, 49 peptides, and 150+ genetic insights, explaining the biology of desire that testosterone panels miss.

Healthcare professional explaining the genes that affect erectile function — PlexusDx Precision Peptide Genetic Test

What Genes Affect Erectile Function? A Complete Genetic Guide

Erectile function depends on multiple gene-governed systems — nitric oxide production, central arousal signaling, dopamine-driven desire, and cGMP preservation. The Precision Peptide Genetic Test maps the key variants across 14 pathways, 49 peptides, and 150+ genetic insights, identifying the genetic architecture that testosterone panels and vascular tests alone cannot reveal.

Adult reviewing the genetic variables that shape sexual wellness — PlexusDx Precision Peptide Genetic Test

How Your Genes Shape Sexual Wellness: A Complete Genetic Guide

Sexual wellness has a genetic architecture — six biological variables that determine how your body produces arousal, routes blood flow, generates desire, and responds to intimacy. The Precision Peptide Genetic Test maps all six as part of 14 pathways, 49 peptides, and 150+ genetic insights, answering the question that hormone panels and bloodwork alone cannot.

Adult reviewing MTNR1B circadian and sexual function genetics — PlexusDx Precision Peptide Genetic Test

MTNR1B and Circadian Sexual Function: What Your Genes Reveal

MTNR1B encodes the melatonin receptor that governs circadian regulation of testosterone, autonomic tone, and the timing of sexual function. The Precision Peptide Genetic Test analyzes MTNR1B variants as part of 14 pathways, 49 peptides, and 150+ genetic insights — mapping the chronobiological dimension of sexual health that no blood test captures.

Clinician reviewing sexual health genetic testing results — PlexusDx Precision Peptide Genetic Test, 6 pathway insights

Complete Guide to Genetic Sexual Health Testing: 6 Pathway Insights

The Precision Peptide Genetic Test analyzes 6 Sexual Health insights covering the four systems behind sexual response — vascular (eNOS, PDE5), dopamine (DRD2), bonding (OXTR), and circadian (MTNR1B) — within 14 pathways, 49 peptides, and 150+ genetic insights. This pillar breaks down what each gene reveals and why sexual health is a multi-system problem.