Functional Medicine &
Longevity Insights
Clinical perspectives on hormone health, peptide therapy, metabolic wellness, gut health, and healthy aging — written for patients who want to understand the science behind their care, not just the summary.
What Is PT-141 — and How Does It Work for Low Libido?
PT-141 (bremelanotide) is a peptide that works through the nervous system to restore sexual desire in men and women — not by increasing blood flow, but by activating desire at the brain level. Dr. Kat... ...more
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August 31, 2026•5 min read
Semaglutide vs. Tirzepatide: Which Is Better for Weight Loss?
Semaglutide and tirzepatide are both GLP-1 medications — but they work differently and produce different results. Dr. Katherine Ortiz compares both and explains which patients may do better on each at... ...more
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August 24, 2026•6 min read
What Is BPC-157 — and What Does It Actually Do?
BPC-157 is a peptide derived from a protein in gastric juice that promotes tendon, muscle, ligament, and gut healing. Dr. Katherine Ortiz explains how BPC-157 works and who it's for at DNA Wellness in... ...more
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August 17, 2026•5 min read
How Do I Know If I Need Hormone Therapy
Fatigue, weight changes, mood swings, low libido, and poor sleep can all signal a hormone imbalance — but symptoms alone don't tell the full story. Dr. Katherine Ortiz explains how to know if hormone ... ...more
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August 10, 2026•6 min read
What Is Peptide Therapy — and How Does It Work?
Peptides are short chains of amino acids that signal your body to repair, regulate, and optimize itself. Dr. Katherine Ortiz explains what peptide therapy is, how it works, and who benefits at DNA Wel... ...more
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August 03, 2026•5 min read
What Is NAD+ IV Therapy — and Why Are People Doing It?
NAD+ IV therapy delivers a cellular coenzyme directly into your bloodstream for energy production, cognitive function, and healthy aging. Dr. Katherine Ortiz explains what NAD+ is and who it's right f... ...more
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July 27, 2026•5 min read
