The Arbor Health editorial team includes physicians, pharmacists, and health writers dedicated to providing accurate, evidence-based information about weight management and GLP-1 medications.
Tirzepatide vs Retatrutide: What You Can Start Today vs What's Still in Trials
One is an approved medication you can start this month. The other is a promising investigational drug still working through phase 3. Here is how they compare, and what the retatrutide headlines leave out.
Compounded Semaglutide vs Ozempic and Wegovy: Same Molecule, Very Different Price
They share an active ingredient and very little else: regulatory status, trial evidence, delivery and price all differ. Here is the honest comparison, and how to decide which one fits your situation.
Sermorelin vs Tesamorelin: Which Growth-Hormone Peptide Fits Your Goals
Two growth-hormone-releasing peptides that work through the same pathway, with very different approvals, evidence and access. Here is how they compare, and how Arbor's clinicians think about the choice.
Sermorelin vs CJC-1295: Why Prescription Status Matters More Than Half-Life
CJC-1295 stays in the body for days. Sermorelin clears in minutes. Only one of them can be prescribed and compounded for you by a licensed pharmacy, and that is the difference that decides this comparison.
Sermorelin vs Testosterone Therapy: Two Different Levers for Energy and Muscle
One works on your growth hormone signal, the other replaces testosterone. Here is how they differ, who each one is actually for, and why the right choice starts with your labs.
How to Take Sermorelin: The Best Time of Day and a Nightly Routine That Sticks
Sermorelin is usually prescribed at bedtime, on an empty stomach. Here is why that timing makes sense, and the five-minute routine Arbor's clinicians walk new members through.
How to Increase NAD+ Levels: Food, Exercise, Sleep and When Injections Make Sense
No food, pill or shot resets NAD+ overnight. A handful of daily habits do move it, and for some adults a clinician-guided program adds support on top. Here is how Arbor’s clinicians think about both.
How to Increase Glutathione Naturally, and When a Clinician Might Add Injections
Your cells make glutathione every day, and a handful of habits shape how much. Here is what the research supports, what it does not, and where a clinician fits in.
How to Measure Tirzepatide in Units: A Dosage Chart for Compounded Vials
Your prescription is written in milligrams, your syringe is marked in units, and the number that connects them is printed on your vial. Here is how to read all three and draw the right dose every time.
How to Take NAD+ and Glutathione Together: Order, Timing and Dosing
Yes. People prescribed both are commonly given the same schedule. Here is how the order and timing get set, what a clean two-injection routine looks like, and what decides each dose.
How to Switch From Tirzepatide to Semaglutide Without Losing Momentum
Switching is one of the most common changes Arbor's clinicians manage, and it does not mean starting over. Here is the standard approach, what the first weeks usually feel like, and how to keep your routine steady while the new medication builds.