What's your age, height and bodyweight?
Keep in mind that most macro nutrients (excluding fat) can indirectly be metabolized into glucose. Sometimes it isn't about what you eat, but the quantities you are eating it in.
If you've lost weight but your blood glucose remained unchanged, I would be very surprised.
As an anecdote, there was a nutrition professor who followed an all twinkie diet for 10 weeks (he took one multivitamin per day). He consumed 1800 calories of twinkies daily. The net effect was that his cholesterol, blood glucose and overall body fat percentage all dropped. Since he was eating significantly below maintenance, the net positives of weight loss superseded the negative of a terrible and unbalanced diet.
A nutrition professor at Kansas State University recently completed two months on the “Twinkie diet” and with surprising results: he lost 27 pounds and was generally healthier than he had been before the diet. Over the course of 10 weeks, Mark Haub decided he would put this unusual diet to the...
www.liberty.edu
If you need any help developing a nutrition plan, feel free to DM me. I have been a competitive bodybuilder for almost 20 years and have tried every diet under the sun.
PS: Eat more fiber.