Blood doesn’t come down after two hours and almost always goes above 10 even after low carbs ??

[leonS]

Forget how much others inject for meals as it means nothing to you, or shouldn't do, what you need is what you need.

Yes! And no expert can tell you what you need. The best anyone can do is guess. Start with a guess, make small adjustments until BG is right most of the time.

In time you will become the world's leading expert on YOUR T1