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Type 2 C Peptide Question.

Flora123

Well-Known Member
Messages
1,078
Type of diabetes
Type 2
Treatment type
Tablets (oral)
I had a test recently which came back “normal”. However I just wondered what to test results would differ in a different meal. Sample after 2 hours if largest meal of the day. I
Following very low carb so would it have been much different if I’d had a high carb meal?
Please excuse my ignorance.
 
Hi @Flora123

The C-peptide test is (indirectly) measuring how much insulin your body is producing - what you have or haven't eaten won't make any difference to the results. Basically, it means your insulin production is fine.

I believe it is mostly used in confirming a Type 1 diagnosis - a T1 will have a very very low or 0 C-peptide value. C-peptide is a byproduct of the body's process of making insulin.

 
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