Try it and find out.

I have a food allergy to cows milk. That lead me down an entire diet and exercise rabbit hole.

Biggest takeaway? You'll go farther faster by just self experimenting than following a good theory no matter what. A week is a good experiment length. Change only one thing at a time.

Wearables are great for quality of results but I admit they are a privacy nightmare. For me my health issues were bad enough I made that trade to try to get my health back. Now I'm addicted to the data and haven't given it up.