From what i have researched there are a few studies
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5839379/
I have been looking at this one as it seems well dosed https://pro-hormones.co.uk/products/berberine
another study specifically for type 2...
That does not seem right, if the baguette is filled with food then surely the carbs would be higher, a white rice baguette would be a little on the carby side, not sure how tasty that would be either haha