I used Potassium Citrate in the early days as well.
99mg is the proper dose per day.
Potassium helps keep Magnesium in Balance during the high salts and metals days.
Heart should not skip a lot of beats.
Mine has been rock stable since killing flukes.
Even with total roundworm infections and doing the basics like filarial control program, and nitrogen detox.
I am pretty much on naturals now, very few pills.
But heart pulse is either rapid fire births, (IVM, Papaya seed, Papain powder teaspoon 3 per day, ALB 200mg - 400mg PM, natural piperazine nPPZ caps (I do 12 - 16 caps depending on the day, seam to need less and less.
Enough chemistry buffer spectrum? Multivitamin Now 3771.
You could have a blockage, plaque, veins chewed, fluid around the heart (horse chestnut plugs holes that leak plasma), Swelling feet, lower gingko to 2 caps per day, Manage your fluids closely, keep Citrus Baking soda up.
Got a Bacteria, Virus, Fungus that you missed?
I cannot think of anything else that could cause heart skip add beats,
I had several worms migrate through the brain on their way to death, they were in my brain, they caused a bit of an issue/headache bad for a few days. My pulse was fine, but had some muscle control issues that faded in 3 days.