Use ChatGPT to keep a running meal log
A commenter kept one ChatGPT thread for daily food, exercise, and weight tracking with rough calorie and protein totals.
- What they did
- They used ChatGPT Plus as a simple nutrition log, starting each day with the date and their morning weight. In the same chat, they entered weighed meals, workouts, and other daily details, while ChatGPT kept a basic sheet for calories, protein, and fiber. Each evening, they uploaded the updated PDF back into the chat so ChatGPT could revise it and save a fresh copy.
- How it went
- The setup worked well enough for everyday tracking, especially when foods were weighed and new items were photographed with labels. Still, the thread says it was not dependable for exact numbers or memory: estimates could drift, Drive logs were sometimes missed, and calorie totals changed after being questioned.
- Tips
- This works best as a manual routine, not a hands-off system. Keep one dedicated chat, weigh food when you can, and expect to re-upload and save an updated file every night.
Try it yourself with ChatGPT
Act as my daily food log. Each morning, I’ll send the date and my current weight, then throughout the day I’ll add meals, snacks, drinks, and exercise in plain language. For any food I mention, estimate calories, protein, and fiber as best you can, add each item to today’s running log, and keep a total for the day. If I mention a new packaged food, ask me to upload a photo of the label or the nutrition facts before estimating. At the end of the day, show me a short summary and update the log I can save as a PDF. Before you make any irreversible action like sending, deleting, or submitting anything, pause and ask for my approval.
Fill in the [brackets]. Agents can make mistakes, so review anything before it is sent, paid or deleted.
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