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For those monitoring/supplementing their potassium levels

onezone profile image
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I wanted to get my levels between 4.5 – 5.0, as recommended for AF sufferers.

About a month ago, not having had a blood test, I wasn't aware of what my levels were, but checking my diet, I guessed I was well short of 4.5, so started supplementing with 600mg daily. Had a blood test this week, and it was 4.6. I’m guessing before I supplemented with 600mg, I was below 4.5. So that’s a good thing, and my heart seems calmer now, with less ectopics.

Now, as far as the NHS is concerned, 4.6 is just fine, so I guess I won’t be offered any more free blood tests, based on potassium levels.

There was a DIY blood tester I found on the web, for about £200 (but I've lost the bookmark - can someone help me find it?), which I can’t afford right now, so I’m fishing for feedback to see how much more potassium I might need, to bring me up to a mid-way 4.75.

Just wondered what peeps experience was, on how much the number rises, per 99mg of potassium supplementation?

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onezone
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meadfoot profile image
meadfoot

Interesting post. My potassium level was said to be low when I went into hospital while on holiday in the south west. They said it could have triggered the AF episode. I mentioned it to my Cardiologist at home when I next saw him and he just smiled and said my potassium would be have low because the AF episode would have caused it. So I am confused which way it is/was.

I don't have my potassium monitored unless it is checked as part of my 6 monthly blood tests for my general meds review. I would not have a clue what it should be or that I could/should have it monitored ongoing. I know bananas are a good source but that is as far as it goes.

Dee.

onezone profile image
onezone

Yep, bananas are a good source, Dee, about 422mg per banana. However, bananas also contain Tyramine, and I’m working towards a tyramine free diet, because like this guy, I’m aiming/hoping to dispense with my heart arithma meds (sotalol): dailymail.co.uk/health/arti...

You should be able to get the relevant potassium level from your blood tests, if you ask. I think the NHS guidelines are 3.5 to 5.3 for your blood serum levels, but this AF site recommends 4.5 – 5.0: a-fib.com/treatments-for-at... ...and I’ve seen those narrower guidelines recommended elsewhere.

To what extent those numbers can deviate, on a daily basis, I have no idea. That’s why I want to get the DIY blood test kit.

What is also important is your sodium (salt) / potassium ratio. Most people with AF should be looking at reducing sodium intake, particularly if they have blood pressure higher than the guidelines. I think I’m pretty close on my salt level aim of 3.75g per day.

meadfoot profile image
meadfoot in reply toonezone

Thanks Onezone.

in reply toonezone

Just read that, my mind is boggling at the thought of 'rhododendron honey poisoning'! I am sure that some foods/drinks do affect AF, it's working out which ones affect you personally that is the challenge...

Costa-Del-Solway profile image
Costa-Del-Solway

Surprised they are working to to 4.5 to 5 for INR, I am permanent AF after two failed ablations and my target INR is 2.5 I'm seeing doc tomorrow and cardiology on monday so will certainly be raising it.

mumknowsbest profile image
mumknowsbestVolunteer

I think it is potassium levels that are 4.5 - 5 not INR as that would be a bit high

Eileen

mumknowsbest profile image
mumknowsbestVolunteer

I would also reiterate that too much potassium is also bad for your heart. It is a fine line. An Afib attack will result in low potassium especially if you have a bout when you are forever going to the loo.

Eileen

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