Fisetin and Sleep
I am trying to find out more about the interplay between Fisetin and sleep. I noted there is another thread that looks more widely at Fisetin in which some sleep problems are mentioned.
I have looked around the net and the various published papers on Fisetin and I see some anecdotal evidence of sleep problems caused by Fisetin, but also some people find that Fisetin improves a medical condition that causes sleep problems.
My own experience is that Fisetin disrupts sleep in a way which happens when my mitochondria have more energy (particularly the neuronal ones).
Does anyone have any thoughts on this.
Clearly Fisetin is thought to be better than Quercetin, but if it is for some people (myself included) a known problem that it will disrupt sleep that needs to be taken into account.
There is also an argument that Fiestin is a adenosine antagonist. Actually come to think of it it is quite possible that this is the route through which it affects sleep rather than mitochondrial energy. That is argued for Quercetin, but when I think about my own experiences I think it is more of an energy thing.
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Hi John, I have experienced the same. It took me a while to figure out which one of the anti-aging supplements I am taking disrupted my sleep. It clearly is Fisetin. I tried it several times. It's like switching my sleep off almost all night when I take a 500mg dosage on that day in the morning (not even at night). I am awake for hours, Melatonin won't help. I don't have the same experience with Quercetin. Therefore, I have stopped the intake of Fisetin and my sleep is restored.
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Well, reading this has made me realize why I am having disturbed sleep. I looked at when I started my 300 mg fisetin midday (often with 500mg quercetin) and that is when my problem with waking at 2:30 and not getting back to sleep until 5 (then up at 6:30) started. Fortunately, I have been doing it cyclically, and now see that my poor sleep pattern follows ingestion of fisetin. I agree that its antagonistic effect on adenosine is the most likely reason.
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Disturbed sleep is the worst. I am really sorry to hear that, also that you seem to be unable to find the cause. I am testing (kinesiologically) on a regular basis what works and what not. Our bodies change. Also, I'm taking a lot more than you, mostly polyphenols. I sure hope you'll get to the bottom of your problem.