Dexcom G6 vs G7 Experiences

I’m not sure if anyone has mentioned something similar to this, but up until my recent insurance change (I’m located in the United States), I was able to get my g7 sensors through my pharmacy. Before the g7 with my older insurance, I was using a distributor company that I’m not a big fan of, so the ease of picking them up at the same time as my insulin was great! Going forward I do think I’ll be switching back to a distributor with my new insurance but it was an interesting change for me with g7 initially.

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Where did you find the guard? I find with working out, the tape is not lasting 10 days for me. I am wondering if the guard may help. Any tips? What is the over tape you use?

I’ve been using NJAP for a year now., you can check their website for the list of compatible sensors. Just make sure to follow the proper installation steps so it really stays on. It’s been a big help for me, especially since I tend to bump into things when I’m in a hurry.

The guard I like came from this site: https://bandsfordiabetics.com/ There are others you can find on Amazon, but I like the material the one from bandsfordiabetics uses. I’ve picked up pre-cut tape patches from a bunch of different places - Skingrip, Expression Med, etc.

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We switched to the G7 faster warm up and smaller size are great, but it can be more sensitive to placement and adhesion. Try Not Just a Patch for better hold if you make the switch.

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My latest G7 have been extra sticky and have been more difficult to remove. They have left a couple of irritated spots.

I got the G7 when it was first introduced in early 2023, and since I was already wearing the G6, I decided to run an experiment to see not just how the two sensors tracked data, but how I interpreted the data to make dosing decisions.

What I found ws fascinating, but prompting me to do deeper research into how glucose actually moves in the body. (I do medical research and publish a substack on my findings.)

In short, how glucose actually moves in the body–and therefore, how you measure it–is very different from what people think. Glucose in the body is NOT evenly distributed, like colored dye in water. People assume that if you use a finger-prick glucose meter and it reports some number, that that number reflects (with some small margin of error) your whole body’s insulin level. And that’s not true. Glucose resides in different “compartments” in the body the body tends to move it to where it’s “needed”. It’s also very sticky, especially to itself, so measuring it is not as simple as what a finger-stick meter might lead you to believe.

I wrote an extensive article that aims to correct those misunderstandings using science published in medical journals, and then use knowledge about how glucose actually behaves in the body so you can be better at making in-the-moment decisions about dosing.

I use the data between the G6 and G7 to illustrate key findings.

You can read my full analysis in my article, Continuous Glucose Monitors: Does Better Accuracy Mean Better Glycemic Control?

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Thank you for sharing your experiences @Dan_Heller - it makes for interesting reading.

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