The ShotLock blog
Practical, evidence-minded writing about life on a GLP-1 — no miracle talk, sources cited.
What happens if you miss your GLP-1 shot (and what to do next)
Missed your Ozempic, Wegovy, Mounjaro or Zepbound dose? Here's what the labels say, what happens to your medication levels, and how to make missing far less likely.
Read more →GLP-1 medication levels explained: why your week has a shape
Why do you feel different on day 2 than day 6? A plain-language guide to GLP-1 pharmacokinetics — absorption, peaks, half-lives — and what level curves can (and can't) tell you.
Read more →Why GLP-1 side effects cluster after shot day — and when they ease
Nausea on day 2, energy dips mid-week, hunger by day 7: how side effects map onto your weekly GLP-1 cycle, what trials report, and how to log patterns worth showing your provider.
Read more →How to take GLP-1 progress photos you'll actually believe
Same angle, same light, same pose: a practical guide to progress photos that show real change — plus how onion-skin alignment and reveal sliders make comparisons honest.
Read more →Ozempic vs Wegovy vs Mounjaro vs Zepbound: what's actually different
Two molecules, four brands: how semaglutide and tirzepatide differ in mechanism, dosing ladders, trial results and half-lives — explained without the marketing.
Read more →Hit a GLP-1 plateau? Here's what the trial curves actually show
Weight stalls feel like failure — until you look at the published trial trajectories. What STEP 1 and SURMOUNT-1 reveal about plateaus, and how to tell normal from off-track.
Read more →The best day and time for your GLP-1 shot (it's not what you think)
Morning or evening? Friday or Sunday? What the labels actually require, how side-effect timing should drive your choice, and why the best schedule is the one you can defend.
Read more →Never run out: a GLP-1 supply system that survives shortages
Refill friction and shortages cause more missed doses than forgetfulness. A practical system for tracking pens, vials and expiry dates — with a buffer that absorbs pharmacy chaos.
Read more →Who can see your GLP-1 data? A privacy guide to health tracking apps
Medication logs are among the most sensitive data you generate. How to evaluate a health app's privacy model — accounts, cloud storage, data sales — and what on-device architecture changes.
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