Kind of taboo, since most like to think there's no side effects, but many find it can mess with REM cycles and, consequently, nightly dreaming[1]. REM, being where you get your most restful sleeping done.
Although stopping cold turkey is likely to not help much initially.
(Anecdata) Which is a terrible drug for me, creating absurd and artificial peaks and droughts of energy, completely throwing me off. The worst part is during the low sections I have some craving that keeps me on my toes, like some raw hunt/forage impetus, making me even more tired. Overall low carb diet and skipping on sweet things entirely fixes it for me.
