Do not use the sanitize cycle if you are washing your cup in the dishwasher. Do not submerge portions of your Nutribullet into boiling water.
Do not put the blade in the dishwasher. High heat can warp and melt the plastic and ruin your Nutribullet.
Do not just turn it off, as it can still electrocute you if it gets wet.
Citrus cleaners use the natural oils in citrus to remove deep stains or food buildup. Citrus will also deodorize your power base. Never submerge the power base into water. Never put the power base into the dishwasher.
You can also add a coarsely chopped lemon to help clean the inside of your Nutribullet cup. [1] X Research source
Your milling blade has one strip of depressed metal in the center of the lid.