Medication level
What is the best day of the week to take your GLP-1 shot?There is no single best day for a weekly Wegovy, Ozempic, Zepbound or Mounjaro shot. How the shot day shapes your week, what people weigh when picking one, and what the label says about changing it.Medication level vs how you feel: what the curve can and cannot tell youGLP-1 trackers show an estimated medication level. What that curve is based on, why it can help you understand your week, and the things it cannot tell you about your body.Semaglutide half-life explained in plain EnglishSemaglutide (Wegovy, Ozempic, Rybelsus) has a half-life of about one week. What that means for your weekly shot, how long it takes to reach a steady level, and how long it stays in your body.Tirzepatide half-life: when Zepbound and Mounjaro peakTirzepatide (Zepbound, Mounjaro) has a half-life of about 5 days and peaks 8 to 72 hours after a shot. What that means for your week, the build-up on a new dose, and how it compares with semaglutide.Why does hunger come back before shot day?Many people on Wegovy, Ozempic, Zepbound or Mounjaro notice hunger and food noise creeping back in the last days before their weekly shot. Here is what the medication level can and cannot explain.
Food noise
Food noise on a GLP-1: why it goes quiet, and why it comes backWhy many people on Wegovy, Ozempic, Zepbound or Mounjaro describe their food noise going quiet, and the common times it comes back: before shot day, early on a dose, stress, sleep and the menstrual cycle.How to track your food noise (and what patterns to look for)A simple way to track food noise on a GLP-1: one daily rating, a few notes, and the patterns to look for after two to three weeks. Works on paper, in a notes app or in a tracker.What is food noise?Food noise is the constant, intrusive thinking about food that many people describe, and that often goes quiet on GLP-1 medications. A plain-English definition, where the term comes from, and what research says so far.
Getting started
First month on a GLP-1: a simple checklistA practical checklist for your first month on Wegovy, Ozempic, Zepbound or Mounjaro: before the first shot, the first week, weeks 2 to 4, and what to prepare for your next dose step.GLP-1 must-haves for your first monthThe practical things that make the first month on a GLP-1 easier: a sharps container, easy protein, fiber, fluids, a travel case and a simple way to log. No gimmicks, no supplements sales pitch.Starting a GLP-1 pill: how tracking a daily pill differs from a weekly shotMoving to the Wegovy pill, Rybelsus or another daily GLP-1 pill? What changes compared with a weekly shot: daily timing, the morning routine some pills need, a flatter medication level, and what to track.Week 1 on Wegovy: what to expectStarting Wegovy (semaglutide) shots? The 0.25 mg starting dose, the step-by-step dose schedule, when the level peaks, the side effects the label lists, and what to track in your first week.Week 1 on Zepbound: what to expect, day by dayStarting Zepbound (tirzepatide)? What the first week usually looks like: the 2.5 mg starting dose, when the level peaks, the side effects the label lists, and simple things to track.
Your cycle
GLP-1 and your period: why the scale goes up before itOn Wegovy, Ozempic, Zepbound or Mounjaro and seeing the scale jump before your period? Why premenstrual water retention can hide a steady trend for a few days, and what else to know about GLP-1s and your cycle.How to read your weigh-ins across your cycleA simple method to read your weight on a GLP-1 without letting your menstrual cycle fool you: weigh the same way, tag the phase, compare like with like, and look at the trend.PMS, ovulation and GLP-1 side effects: what people noticeBloating, cravings, nausea, constipation: many cycle symptoms look a lot like GLP-1 side effects. How the two can overlap, and how to tell your own pattern apart.
Side effects and wellbeing
Constipation on a GLP-1: the fiber basicsConstipation is one of the most common side effects of Wegovy, Ozempic, Zepbound and Mounjaro. Why it happens, how fiber and fluids fit in, simple fiber sources, and when to call your prescriber.Hydration and electrolytes on a GLP-1Why fluids matter on Wegovy, Ozempic, Zepbound or Mounjaro, what the labels say about dehydration and the kidneys, signs to watch for, and simple habits for drinking enough with a smaller appetite.Nausea days: how to spot your own pattern with a logNausea is the most common side effect of GLP-1 medications. How to log it simply, the patterns people look for (day after the shot, dose increases, meals), and when nausea needs a call to your prescriber.Protein on a GLP-1: how much, and simple ways to hit itHow much protein people on Wegovy, Ozempic, Zepbound or Mounjaro commonly aim for, why it matters when you eat less, and simple ways to reach it with a small appetite.
Practical
GLP-1 plateau: what stalling usually looks like in the dataThink you have hit a plateau on Wegovy, Ozempic, Zepbound or Mounjaro? How to tell a real stall from normal day-to-day noise, water and your cycle, what to look at in your data, and what to bring to your prescriber.Injection site rotation: a simple guideWhere to inject Wegovy, Ozempic, Zepbound or Mounjaro, why the instructions ask you to rotate, and a simple rotation order you can follow week after week, with a free printable chart.Running out of your pen: how to plan refills aheadHow to avoid running out of Wegovy, Ozempic, Zepbound or Mounjaro: count your doses left, find your run-out date, know how long your refill takes, and set a reminder before it is too late.How to store and travel with GLP-1 pensStorage rules for Wegovy, Ozempic, Zepbound and Mounjaro pens from their labels (fridge, room temperature limits, how many days), plus practical tips for flying and road trips.What to bring to your GLP-1 follow-up appointmentGet more out of your GLP-1 follow-up: the notes to bring (doses, side effects, weight trend, food noise, cycle), the questions worth asking, and how to keep it to one page.
Comparisons
Best GLP-1 tracker apps in 2026: an honest comparisonShotsy, MeAgain, Glapp and Embera compared on price, what is free, platforms, account and privacy, with facts checked on the App Store and the developers' sites in September 2026. We make Embera, and say so.Embera vs Glapp: which GLP-1 tracker fits you?Embera and Glapp compared: price, what is free, account, platforms and features, with Glapp facts checked on its App Store page and website in September 2026. We make Embera.Embera vs MeAgain: which GLP-1 tracker fits you?Embera and MeAgain compared: price, what is free, food logging, privacy label and platforms, with MeAgain facts checked on its App Store page and website in September 2026. We make Embera.Embera vs Shotsy: which GLP-1 tracker fits you?Embera and Shotsy compared on price, what is free, platforms, privacy and features, with Shotsy facts checked on its App Store page and website in September 2026. We make Embera.Free GLP-1 tracker with no account: your optionsWant to track your GLP-1 shots for free without creating an account? The options, from paper and a notes app to apps that keep your data on your phone, and what to check before you trust one with your health data.GLP-1 tracker vs notes app vs spreadsheetShould you track your GLP-1 in a dedicated app, your notes app or a spreadsheet? What each does well, what each misses, and a simple way to decide.
Glossary
Compounded vs brand-name GLP-1: definitionWhat compounded semaglutide and tirzepatide are, how they differ from brand-name Wegovy, Ozempic, Zepbound and Mounjaro, and what the FDA says. Neutral and factual.Food noise: definitionFood noise means persistent, intrusive thoughts about food. A short definition, how it differs from hunger, and why it comes up so often with GLP-1 medications.Half-life: definitionHalf-life is the time it takes for the amount of a medication in the body to drop by half. A short definition with the half-lives of semaglutide and tirzepatide.Injection site rotation: definitionInjection site rotation means changing where you inject each time. The sites used for GLP-1 pens and a simple order to follow.Maintenance dose: definitionThe maintenance dose is the dose you stay on after the step-by-step increases of a GLP-1 medication. A short definition.NSV (non-scale victory): definitionNSV stands for non-scale victory: a win that does not show on the scale. What it means and common examples people share.Plateau: definitionA weight plateau is a stretch of time when your weight trend stays flat. What counts as a plateau on a GLP-1 and what does not.Titration: definitionTitration means starting a medication at a low dose and increasing it step by step. How it works for GLP-1 medications and why it is done.
Building Embera
Before the App Store: what we checked and fixedBefore submitting Embera 1.0 to Apple, we audited every calculation, then read the whole app file by file. 43 problems found and fixed, from a pill logged as a shot to a reminder ringing at the wrong time. Here is what we found.How we tested our syringe converter against 24 known casesA mixing converter that gets the math wrong is worse than none. How Embera's mixing & syringe converter is checked against 24 worked examples every build, the guard rails we added, and why it never suggests a dose.What 468 viral GLP-1 videos taught us about food noiseWe looked through 468 TikTok videos from GLP-1 hashtags and broke down the most viewed ones. Food noise came up more than anything else. What people respond to, and what it changed in how we explain Embera.Why I'm building a GLP-1 tracker with no accountEmbera has no sign-up, no login and no server holding your logs. The reasons behind that choice, what it costs, and what it means for your data.
Written by the team building Embera, not by clinicians. General information, not medical advice.
Your next shot is coming up. Know what to expect this time.
Free to use, no account, and your data stays on your iPhone.
Get notified at launch