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.

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.

Adult reviewing DRD2 dopamine receptor and desire pathway genetics — PlexusDx Precision Peptide Genetic Test

DRD2 Dopamine Receptor and Desire Pathways: What Your Genes Reveal

DRD2 encodes the D2 dopamine receptor that governs the motivation, anticipation, and reward dimensions of sexual desire. The Precision Peptide Genetic Test analyzes DRD2 variants as part of 14 pathways, 49 peptides, and 150+ genetic insights — mapping the neurochemical foundation of sexual drive that no testosterone panel captures.