Before I developed a corn allergy, when I had a migraine I used to drink coke for the caffeine. I have a migraine and my partner found some Mexican coke at the store which is prominently labelled as containing cane sugar. I hope it's legit, but according to this video - it might not be. I had some anyway. We'll see.
The TRUTH About Mexican Coke (You Won’t Believe What The Tests Found)
https://youtu.be/ajVWRx8vsjE



