Yes — genetic testing can guide hormone replacement, but "guide" means something more precise than "predict" or "prescribe." The Precision Peptide Genetic Test maps six Reproductive Health insights across 14 pathways, 49 peptides, and 150+ genetic insights that give providers and patients a defined biological starting point before any hormone support protocol begins.

In the Precision Peptide Genetic Test, the Reproductive Health pathway delivers 6 insights across the genes governing estrogen Phase 1 metabolism, Phase 2 clearance, methylation supply, and receptor sensitivity. Part of 14 pathways, 49 peptides, and 150+ genetic insights, these 6 variants map women's estrogen biology as a connected system — not a checklist of isolated traits.

HRT works differently for every woman because the biological systems that process estrogen are individually variable — and genetics is the layer that explains those differences most precisely. The Precision Peptide Genetic Test maps six variables across 14 pathways, 49 peptides, and 150+ genetic insights that determine how your body handles any hormone support protocol.

MTHFR variants affect HRT in three ways: by constraining the SAMe supply that estrogen clearance depends on, by elevating homocysteine as a cardiovascular monitoring variable, and by determining which folate form will actually support your methylation cycle on protocol. The Precision Peptide Genetic Test analyzes MTHFR as part of 14 pathways, 49 peptides, and 150+ genetic insights.

Yes — COMT Val158Met directly shapes estrogen clearance speed, and slow COMT genotypes can contribute to the functional estrogen accumulation associated with estrogen dominance. The Precision Peptide Genetic Test analyzes COMT as part of 14 pathways, 49 peptides, and 150+ genetic insights — revealing your clearance baseline before symptoms or protocols make it relevant.

Multiple genes shape estrogen levels in women — from production through metabolism to clearance and receptor response. The Precision Peptide Genetic Test analyzes the key variants across 14 pathways, 49 peptides, and 150+ genetic insights, giving providers the genetic picture that estradiol blood tests alone cannot deliver.

The Precision Peptide Genetic Test maps the genetic variables that shape how you experience the menopause transition — from vasomotor symptom intensity to bone density trajectory to mood changes. Part of 14 pathways, 49 peptides, and 150+ genetic insights, your Reproductive Health panel explains why menopause feels profoundly different from one woman to the next.

The Precision Peptide Genetic Test analyzes GSTM1 and GSTT1 — the glutathione S-transferase genes whose null deletions eliminate the tertiary Phase 2 backstop against reactive estrogen quinones. Part of 14 pathways, 49 peptides, and 150+ genetic insights, your GSTM1 and GSTT1 deletion status determines whether glutathione conjugation is available when COMT and SULT1A1 clearance is insufficient.

Two women begin the same hormone support protocol on the same day. Weeks later, one feels significantly better — symptoms eased, energy restored. The other notices little change or unwanted effects. The Precision Peptide Genetic Test maps six biological variables across 14 pathways and 150+ genetic insights that explain this gap — not chance, but genetics.

The Precision Peptide Genetic Test analyzes SULT1A1 — the sulfotransferase enzyme that runs a methylation-independent route to estrogen clearance. Part of 14 pathways, 49 peptides, and 150+ genetic insights, your SULT1A1 Arg213His genotype determines how quickly sulfation neutralizes estradiol and its metabolites for excretion — a parallel Phase 2 pathway that COMT genetics alone cannot capture.

The Precision Peptide Genetic Test analyzes ESR1 and ESR2 — the two estrogen receptor genes that determine how sensitively your tissues respond to circulating estrogen. Part of 14 pathways, 49 peptides, and 150+ genetic insights, your estrogen receptor variants explain why the same estradiol level produces very different biological effects in different women.

The Precision Peptide Genetic Test analyzes MTHFR C677T and A1298C — the variants that set your methylation capacity and determine how efficiently your body produces the SAMe that estrogen clearance depends on. Part of 14 pathways, 49 peptides, and 150+ genetic insights, MTHFR is the upstream genetic variable that connects the methylation cycle to women's hormone balance.

The Precision Peptide Genetic Test analyzes COMT Val158Met — the single variant that most directly determines how quickly your body clears catechol estrogens in Phase 2 metabolism. Part of 14 pathways, 49 peptides, and 150+ genetic insights, your COMT genotype explains why two women with identical estrogen levels can experience hormonal balance very differently.

The Precision Peptide Genetic Test analyzes CYP1A1 and CYP1B1 — the two Phase 1 enzymes that determine which metabolic route estradiol takes after it leaves circulation. Part of 14 pathways, 49 peptides, and 150+ genetic insights, your CYP1A1 and CYP1B1 variants set the 2-OHE2 to 4-OHE2 ratio that shapes your estrogen biology from the inside out.

Aromatase activity varies between men because CYP19A1 — the gene encoding aromatase — is polymorphic. Different CYP19A1 variants alter how the enzyme is expressed and how efficiently it converts testosterone to estradiol. The Precision Peptide Genetic Test analyzes CYP19A1 as part of 14 pathways and 150+ genetic insights across 49 peptides.

Not exactly — but the answer matters. The Precision Peptide Genetic Test doesn't predict whether a specific androgen protocol will work. It maps six biological variables that determine how testosterone behaves in your body: SHBG, CYP19A1, AR, SRD5A2, LHCGR, and CYP17A1. Part of 14 pathways and 150+ genetic insights, that map is the most actionable starting point available.

In the Precision Peptide Genetic Test, the Reproductive Health pathway delivers 6 insights across genes governing testosterone bioavailability, estrogen conversion, androgen receptor sensitivity, DHT production, and HPTA axis function. Part of 14 pathways, 49 peptides, and 150+ genetic insights, these 6 insights map male hormone balance as a connected genetic system.

Genetics shapes estrogen in men through four pathways: how much testosterone converts to estradiol (CYP19A1), how efficiently it clears (COMT, MTHFR), how sensitively tissues respond (ESR1), and how much substrate is available (SHBG, SRD5A2). The Precision Peptide Genetic Test maps all these variables across 14 pathways and 150+ genetic insights.

The Precision Peptide Genetic Test analyzes MTHFR C677T and A1298C — the variants that determine your methylation capacity and its downstream effects on estrogen clearance, homocysteine levels, and hormone metabolism. Part of 14 pathways and 150+ genetic insights across 49 peptides, MTHFR is the genetic variable connecting methylation to the male hormone system.

Yes — SHBG genetics directly affect how free testosterone responds to androgen-pathway protocols. The Precision Peptide Genetic Test analyzes SHBG variants as part of 14 pathways and 150+ genetic insights across 49 peptides, giving providers the genetic context to understand why the same protocol produces different free testosterone outcomes in different men.

The Precision Peptide Genetic Test analyzes six Reproductive Health genes that directly influence testosterone levels, conversion, and signaling — including SHBG, CYP19A1, AR, SRD5A2, LHCGR, and CYP17A1. Part of 14 pathways and 150+ genetic insights across 49 peptides, these variants explain why testosterone behaves differently in different men.

The Precision Peptide Genetic Test analyzes 6 Reproductive Health insights that explain why androgen-pathway protocols produce different outcomes for different men. SHBG, CYP19A1, AR, SRD5A2, LHCGR, and CYP17A1 each shape how testosterone is bound, converted, sensed, and signaled — as part of 14 pathways and 150+ genetic insights across 49 peptides.

The Precision Peptide Genetic Test analyzes CYP17A1 and related variants — the genes governing DHEA and pregnenolone synthesis in your adrenal androgen pathway. Part of 14 pathways and 150+ genetic insights across 49 peptides, your upstream steroid pathway genetics explain why the same hormonal support strategies produce different results across different men.

The Precision Peptide Genetic Test analyzes SRD5A2 — the gene controlling 5-alpha reductase, the enzyme that converts testosterone into DHT. Part of 14 pathways and 150+ genetic insights across 49 peptides, your SRD5A2 variants determine how much testosterone is routed toward the androgen pathway's most potent signaling molecule.

The Precision Peptide Genetic Test analyzes LH and FSH receptor variants — the genes governing how sensitively your HPTA axis signals testosterone production and sperm health. Part of 14 pathways and 150+ genetic insights across 49 peptides, your HPTA genetics help explain why fertility preservation strategies matter differently for different men on androgen-pathway protocols.

The Precision Peptide Genetic Test analyzes AR CAG repeats — the genetic variable that determines how sensitively your androgen receptor responds to testosterone. Part of 14 pathways and 150+ genetic insights across 49 peptides, CAG repeat length helps explain why two men with identical testosterone levels can have completely different androgen responses.

The Precision Peptide Genetic Test analyzes CYP19A1 — the aromatase gene that controls how much testosterone your body converts to estrogen. Part of 14 pathways and 150+ genetic insights across 49 peptides, your CYP19A1 variants help explain why estrogen levels vary between men on the same androgen-pathway protocol.