Regimen Blog

Practical protocols, dosing guides, and tracking tips from the Regimen team

GLP-1

How to Fix GLP-1 Side Effects — Nausea, Bloating, Constipation & More

Practical fixes for GLP-1 side effects: nausea, bloating, constipation, acid reflux, and sulfur burps on semaglutide, tirzepatide, or retatrutide. Sup...

March 18, 2026
10 min read
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Peptides

How to Make a Peptide Nasal Spray: Step-by-Step Guide

Learn how to make a peptide nasal spray at home. Covers supplies, reconstitution, concentration math, transfer to spray bottle, storage, and common mi...

March 29, 2026
10 min read
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Peptides

Which Peptides Actually Work as Nasal Sprays? The Complete Guide

Not all peptides absorb well through the nose. See which peptides have proven nasal efficacy, which are borderline, and which need injection instead.

March 29, 2026
11 min read
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Peptides

BPC-157 Nasal Spray: Dosage, Benefits, and How It Compares to Injections

BPC-157 nasal spray dosing, preparation, and how it compares to subcutaneous injection. Covers protocols, bioavailability differences, and common mist...

March 29, 2026
10 min read
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Peptides

Semax Nasal Spray: Dosage Guide, Benefits, and Protocols

Full Semax nasal spray guide covering dosage protocols, BDNF benefits, all three variants, cycling, preparation, and side effects. Calculator included...

March 29, 2026
12 min read
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Peptides

Selank Nasal Spray: Dosage, Anxiety Benefits, and Protocol Guide

Full Selank nasal spray guide with dosing protocols, anxiety benefits, 92.8% bioavailability data, cycling recommendations, and preparation instructio...

March 29, 2026
12 min read
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Peptides

Semax vs Selank: Which Nootropic Peptide Nasal Spray Is Right for You?

Semax vs Selank head-to-head comparison covering mechanisms, dosing, benefits, side effects, and stacking protocols. Find the right nasal peptide for...

March 29, 2026
10 min read
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Peptides

Peptide Nasal Spray vs Injection: Which Delivery Method Is Better?

Peptide nasal spray vs injection comparison with bioavailability data, pros and cons of each delivery method, and a decision framework for choosing th...

March 29, 2026
12 min read
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Peptides

Semax Nasal Spray Dosing Guide — Calculator & Protocol

How to dose and prepare Semax nasal spray from powder. Covers reconstitution steps, spray volume calculations, N-Acetyl Semax, and daily dosing protoc...

March 17, 2026
9 min read
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Peptides

TB-500 Reconstitution Calculator — How to Mix & Dose TB-500

Free TB-500 reconstitution calculator. How to mix TB-500 with BAC water, exact dose charts for 2mg to 10mg vials, loading vs maintenance protocols, an...

March 17, 2026
9 min read
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TRT

Testosterone Cypionate Dosage Guide — TRT Doses by Goal & Frequency (2026)

Complete testosterone cypionate dosage guide for TRT. Standard doses (100-200mg/week), injection frequency comparison, beginner dosage chart, and how...

March 16, 2026
10 min read
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GLP-1

Retatrutide Reconstitution Calculator — How to Mix Compounded Retatrutide

Free retatrutide reconstitution calculator for compounded vials. Calculate exact doses with BAC water for 5mg to 30mg vials. Step-by-step mixing guide...

March 16, 2026
8 min read
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GLP-1

Semaglutide Reconstitution Calculator — How to Mix Compounded Semaglutide

Free semaglutide reconstitution calculator and step-by-step mixing guide. Calculate exact doses for compounded semaglutide in 2mg, 5mg, and 10mg vials...

March 14, 2026
8 min read
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Peptides

BPC-157 Reconstitution Calculator — How to Mix & Dose BPC-157

Free BPC-157 reconstitution calculator with step-by-step mixing guide. Calculate exact doses for 5mg, 10mg, and 15mg vials. Learn proper reconstitutio...

March 14, 2026
8 min read
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GLP-1

Tirzepatide Reconstitution Calculator — How to Mix Compounded Tirzepatide

Free tirzepatide reconstitution calculator for compounded Mounjaro and Zepbound. Calculate exact doses with BAC water for 5mg to 60mg vials. Step-by-s...

March 14, 2026
8 min read
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Peptides

How to Store Peptides — Temperature, Shelf Life & Stability Guide

How long do peptides last in the fridge? Learn proper storage for BPC-157, semaglutide, and reconstituted peptides. Covers temperature, light, and exp...

March 8, 2026
10 min read
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Peptides

Peptide Cycling Guide: How Long to Run BPC-157, TB-500, and GH Peptides (and When to Stop)

Compound-specific cycling protocols for BPC-157, TB-500, CJC-1295/Ipamorelin, and MK-677. How long to run each cycle, how long to take off, signs of r...

March 8, 2026
11 min read
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Guides

Traveling with Peptides & GLP-1 Meds: TSA Rules, Cold Chain Storage, and Packing Checklist

Can you bring peptide vials through airport security? Do Ozempic pens need to stay cold on a flight? TSA rules for injectables, cold chain tips for re...

March 8, 2026
10 min read
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Peptides

Peptide Blend Dosing: How to Calculate Per-Peptide Doses in GLOW, KLOW, and Wolverine Stacks

Pre-mixed peptide blends have locked ratios — you can't adjust one compound without changing all of them. How blend math works, reconstitution for mul...

March 8, 2026
11 min read
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Guides

How to Read an Insulin Syringe: Visual Guide to Units, Markings, and Common Mistakes

Every line on your syringe means something different depending on which size you're using. Visual guide to 30-unit, 50-unit, and 100-unit syringes wit...

March 7, 2026
8 min read
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TRT

TRT Injection Schedule — Weekly vs Twice Weekly vs Daily (2026)

Compare TRT injection schedules: weekly, twice weekly, every other day, and daily. How each frequency affects testosterone levels, side effects, and r...

March 7, 2026
12 min read
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GLP-1

Retatrutide vs Tirzepatide — Triple vs Dual Agonist Comparison

Retatrutide vs tirzepatide compared: Phase 3 weight loss data (28.7% vs 22.5%), triple vs dual agonist mechanisms, side effects, cost, and how to swit...

March 28, 2026
10 min read
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Peptides

BPC-157 vs TB-500: Which Healing Peptide Do You Actually Need (and Should You Stack Both?)

BPC-157 for targeted injury healing or TB-500 for full-body recovery? Dosing, cost, side effects, popular blends like the Wolverine Stack, GLOW, and K...

March 7, 2026
11 min read
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Peptides

Ipamorelin vs MK-677: Injections or a Daily Pill? How to Pick Your GH Booster

Ipamorelin gives clean GH pulses with minimal side effects but requires daily injections. MK-677 is a pill with 24-hour GH elevation but brings real h...

March 7, 2026
12 min read
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TRT

How to Lower Hematocrit on TRT — Management Guide (2026)

Your hematocrit came back high on TRT. Before you panic or drop your dose, here's what the numbers actually mean, what works at each level, and when i...

March 7, 2026
11 min read
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GLP-1

Sulfur Burps on Ozempic, Wegovy & Mounjaro: Why They Happen, What Triggers Them, and What Actually Helps

GLP-1 sulfur burps are caused by delayed gastric emptying and bacterial fermentation. Here's the timeline, trigger foods to avoid, what works (ginger,...

March 6, 2026
9 min read
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GLP-1

GLP-1 Maintenance: What to Do After You Hit Your Goal Weight (Dose Reduction, Spacing & When to Stop)

You hit your goal weight on Ozempic or Mounjaro. Now what? Maintenance dose strategies, how to taper safely, dose spacing protocols, lifestyle factors...

March 6, 2026
13 min read
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GLP-1

GLP-1 Plateau: Why You Stopped Losing Weight on Semaglutide or Tirzepatide (and What to Do About It)

How to tell a real GLP-1 plateau from a fake stall, the 7 most common causes, when to increase your dose vs. wait, and tracking strategies to break th...

March 6, 2026
12 min read
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GLP-1

GLP-1 Hair Loss: The Shedding Timeline, What Causes It, and What Actually Helps

Hair shedding on Ozempic, Wegovy, Mounjaro, or Zepbound is telogen effluvium triggered by rapid weight loss. Here's the timeline, who's at risk, what...

March 6, 2026
11 min read
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GLP-1

Switching Semaglutide to Tirzepatide (or Back): Dose Guide, Timeline, and What Nobody Tells You

How to switch between Ozempic/Wegovy and Mounjaro/Zepbound. Dose equivalency tables, week-by-week transition timeline, what to expect during the overl...

March 6, 2026
11 min read
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Peptides

Where to Inject Peptides Subcutaneously: Best Sites, Rotation Map, and How to Avoid Scar Tissue

The 7 best subcutaneous injection sites for peptides, semaglutide, tirzepatide, and TRT. Visual body maps, how to rotate injection sites to prevent li...

February 24, 2026
9 min read
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Protocols

How to Get Better Results on Peptides, TRT & GLP-1: 7 Optimization Tips That Actually Work

Injection site rotation, dose timing, progress photos, protein targets, and the research-backed habits that separate real results from wasted product....

February 16, 2026
11 min read
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TRT

How to Microdose TRT: Daily Testosterone Injection Guide (2026)

Complete guide to microdosing testosterone — daily and EOD injection protocols, dose calculations, stable blood levels, and what the research shows. I...

February 16, 2026
10 min read
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GLP-1

Microdosing Semaglutide and Tirzepatide: Protocols, Dosing Charts, and What Nobody Tells You

The practical guide to GLP-1 microdosing: split-dose protocols for semaglutide, tirzepatide, and retatrutide, what the pharmacokinetics say, real-worl...

February 16, 2026
12 min read
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Peptides

Peptide Starter Kit: What Supplies You Need, What Needle Size to Use, and How to Mix Your First Vial

Complete peptide beginner checklist: what size needle for subcutaneous injections, what syringe to use for reconstitution, how to mix bacteriostatic w...

February 10, 2026
7 min read
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TRT

TRT Bloodwork Guide: What Labs to Get, When to Test, and How to Read Your Results

Track your TRT protocol the right way. Monitor injection doses, blood work markers, estradiol, hematocrit, and side effects in one place with a free t...

February 10, 2026
10 min read
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Peptides

BPC-157 + TB-500 Stack Protocol: Dosing, Timing & Week-by-Week Recovery Results

Complete BPC-157 and TB-500 stacking protocol. Covers dosing, reconstitution, loading phase, cycle length, and what to expect week by week.

January 20, 2026
8 min read
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Peptides

Peptide Reconstitution Calculator: How Much BAC Water + Syringe Units (BPC-157, Tirzepatide, Semaglutide)

Calculate exact peptide reconstitution doses for BPC-157, semaglutide, and more. Free calculator with step-by-step mixing instructions and BAC water r...

January 20, 2026
7 min read
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GLP-1

Why You Need a GLP-1 Tracker (Even If You're Just Starting)

63% of people quit GLP-1s within a year. A tracker helps you stay consistent, understand side effects, and document progress for insurance.

January 20, 2026
6 min read
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GLP-1

Retatrutide Dosing Guide — 2mg to 12mg Titration Protocol

Complete retatrutide dosing guide: 2mg to 12mg titration schedule, split-dose protocols, microdosing options, and free dose calculator. Based on Phase...

March 28, 2026
11 min read
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GLP-1

Retatrutide Side Effects — What to Expect Week by Week

Retatrutide side effects explained week by week: nausea, appetite changes, heart rate, and GI issues at each dose tier. How to manage side effects and...

March 28, 2026
9 min read
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GLP-1

Semaglutide vs Tirzepatide vs Retatrutide — Complete 2026 Comparison

Semaglutide vs tirzepatide vs retatrutide compared: weight loss results, mechanisms, side effects, cost, and which GLP-1 is right for you. Updated wit...

March 28, 2026
12 min read
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GLP-1

How to Switch from Tirzepatide to Retatrutide — Protocol & Timeline

Step-by-step guide to switching from tirzepatide to retatrutide: washout period, starting dose, titration timeline, what to expect, and how to track y...

March 28, 2026
9 min read
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GLP-1

GLP-1 Weight Regain: How to Keep the Weight Off After Stopping Ozempic, Mounjaro, or Retatrutide

Why 60-67% of weight returns after stopping GLP-1s and how to prevent it. Tapering strategies, maintenance doses, and lifestyle anchors to lock in you...

March 29, 2026
11 min read
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GLP-1

Orforglipron: The First Oral GLP-1 Pill — What You Need to Know

Everything about orforglipron, Eli Lilly's oral GLP-1 pill. Clinical trial results, how it compares to semaglutide and tirzepatide, FDA timeline, and...

March 29, 2026
9 min read
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GLP-1

GLP-1 Muscle Loss: How to Protect Lean Mass on Ozempic, Mounjaro, or Zepbound

Up to 26% of weight lost on GLP-1s is lean mass. Protein targets, resistance training protocols, and tracking strategies to protect your muscle on sem...

March 29, 2026
10 min read
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Peptides

Peptide Blood Work Guide: What Labs to Order, When to Test, and What Your Results Mean

Complete blood work guide for peptide users. What labs to order for TRT, GH peptides, GLP-1s, and BPC-157. Testing timing, reading results, and tracki...

March 29, 2026
12 min read
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TRT

Enclomiphene vs TRT: Which Testosterone Treatment Is Right for You?

Enclomiphene vs TRT compared: mechanism, testosterone levels, fertility, side effects, cost, and who should choose which. The complete guide for 2026.

March 29, 2026
10 min read
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Guides

How to Give Yourself a Subcutaneous Injection — Complete Guide

First time self-injecting? Step-by-step guide for subcutaneous injections of testosterone, peptides, and GLP-1 medications. Needle selection, injectio...

April 5, 2026
10 min read
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TRT

Your First TRT Injection — What to Expect Week by Week

Starting TRT? Here's what to expect from your first injection through week 12. Timeline for energy, mood, libido, and body composition changes. When t...

April 5, 2026
9 min read
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Peptides

Peptide Injection Schedule for Beginners — How to Set Up Your First Protocol

New to peptides? How to set up your first injection schedule for BPC-157, TB-500, semaglutide, or other peptides. Timing, frequency, stacking, and tra...

April 5, 2026
9 min read
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Guides

Units vs mL vs mg — The Complete Syringe Measurement Guide

Confused by units, mL, and mg on your syringe? This guide explains the difference, shows you how to convert, and helps you avoid common dosing mistake...

April 5, 2026
8 min read
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TRT

TRT Blood Work Guide: What Labs to Get and When

Complete guide to blood work for TRT. Which labs to order (total T, free T, estradiol, hematocrit, PSA), when to test, and how to interpret your resul...

April 5, 2026
10 min read
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TRT

TRT Side Effects: Complete Guide to Managing Testosterone Therapy

Common TRT side effects and how to manage them. Hematocrit, estrogen, acne, hair loss, water retention, mood changes — what to watch for and when to t...

April 5, 2026
12 min read
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TRT

Testosterone Cypionate vs Enanthate: Which Is Better for TRT?

Detailed comparison of testosterone cypionate and enanthate for TRT. Half-life, dosing, availability, side effects, and which one your doctor is likel...

April 5, 2026
8 min read
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TRT

TRT and Fertility: hCG Protocol Guide for Men

Does TRT cause infertility? How to protect fertility while on testosterone therapy. hCG protocols, dosing, timing, and when to talk to your doctor.

April 5, 2026
10 min read
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TRT

TRT Results Timeline: Body Recomposition Month by Month

What to expect from TRT: month-by-month timeline for muscle gain, fat loss, energy, mood, and libido. Realistic expectations based on clinical researc...

April 5, 2026
10 min read
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TRT

TRT and Mental Health: Testosterone, Depression & Brain Fog

How testosterone affects depression, anxiety, and brain fog. What the research shows about TRT and mental health, what to expect, and what to track.

April 5, 2026
10 min read
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TRT

How Much Does TRT Cost in 2026? Complete Price Breakdown

TRT costs by delivery method — injections, gels, creams, pellets. With and without insurance, compounding pharmacy options, and how to reduce costs.

April 5, 2026
10 min read
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Guides

How to Track Body Recomposition — 5 Metrics Better Than Scale Weight

The scale lies during a recomp. Track these 5 metrics instead: waist circumference, strength benchmarks, progress photos, DEXA scans, and how your clo...

April 6, 2026
9 min read
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GLP-1

GLP-1 Muscle Loss — Does TRT Actually Prevent It? What the Data Shows

15-40% of GLP-1 weight loss comes from lean mass. Can TRT protect your muscle during semaglutide, tirzepatide, or retatrutide? Here is what the clinic...

April 6, 2026
10 min read
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Peptides

Tesamorelin Results Timeline — Week-by-Week Guide to Visceral Fat Reduction

Tesamorelin takes 12-26 weeks to show results. Here is what to expect each week, why the scale barely moves, and how to track visceral fat reduction p...

April 6, 2026
9 min read
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GLP-1

Retatrutide Body Recomposition — Fat Loss vs Muscle Loss Data

Retatrutide Phase 3 trials show 28.7% weight loss. But how much is fat vs muscle? We break down the Lancet body composition substudy and what it means...

April 6, 2026
8 min read
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Guides

Multi-Compound Protocol Tracking — How to Know What Is Actually Working

Running TRT + GLP-1 + peptides and cannot tell what is doing what? How to track multiple compounds, attribute results, and avoid the spreadsheet chaos...

April 6, 2026
8 min read
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