If you've recently started Ozempic (semaglutide), you already know there's a lot to keep track of — doses, injection sites, side effects, weight changes, and more.

Staying organized isn't just about being tidy. It directly impacts the quality of conversations you have with your doctor and the decisions they make about your treatment.

Here's everything you should be tracking and why it matters.

What to Track With Every Injection

1. Date and Time

This seems obvious, but consistency matters. Ozempic is a once-weekly injection, and keeping your injection day consistent helps maintain steady medication levels.

Logging the exact date and time helps you spot if you're drifting from your schedule.

2. Dose Amount

Ozempic follows a titration schedule — you start low and increase gradually. Tracking your dose at each injection creates a clear record of your titration history, which is invaluable when discussing adjustments with your doctor.

Weeks 1–4: 0.25 mg
Weeks 5–8: 0.5 mg
Maintenance: 1 mg or 2 mg (as prescribed)

3. Injection Site

Rotating your injection sites (abdomen, thigh, upper arm) prevents lipodystrophy — hardened areas under the skin that can affect medication absorption.

Track which site you used and consider rotating systematically.

4. Side Effects

GLP-1 medications can cause side effects, especially during dose increases. Common ones to track include:

Nausea — the most common, usually improves over time
Constipation or diarrhea
Fatigue
Headaches
Appetite changes

Rating severity (mild, moderate, severe) helps your doctor understand your tolerance and adjust your titration speed if needed.

5. Weight

Weigh yourself at consistent times — most people choose first thing in the morning.

Daily weight fluctuates, so tracking over weeks and months reveals the real trend.

Why Tracking Matters for Your Doctor Visits

Walking into your appointment with organized data changes the conversation entirely. Instead of "I think it's going okay," you can say:

"I've lost 12 pounds over 8 weeks on the 0.5 mg dose"
"I experienced moderate nausea for 3 days after my last dose increase"
"I've been rotating between abdomen and thigh injection sites"

This kind of data helps your doctor make informed decisions about whether to increase your dose, adjust your timeline, or address specific side effects.

Using Gilly to Simplify Tracking

Gilly was built specifically for this. Instead of spreadsheets or scattered notes, you get:

One-tap injection logging with dose, site, and time
Automatic weight trend charts synced with Apple Health
Side effect tracking with severity levels
Doctor-ready PDF reports you can share at appointments
Smart reminders so you never miss an injection day

The free version covers all the essentials. If you want unlimited history, progress photos, and advanced analytics, Premium starts at $4.99/month.

Getting Started

The best time to start tracking is now — even if you've been on Ozempic for months.

Future-you will thank present-you for having organized records when it's time for your next doctor visit.

Download Gilly free from the App Store and start logging your next injection.