There’s a good pod on this exact subject with nutrition scientists: https://sigmanutrition.com/episode538/

The TL;DR (IIRC) is that we tend to only see this in trials where atrial fib is a tertiary endpoint so there’s not really compelling data to suggest AF is a risk.

But give it a listen and see what you think, it was a while ago I listened to it and I’m not qualified to give actual advice!