
A naturally occurring sugar that plays a crucial role as a structural basis for a number of secondary messengers in eukaryotic cells, often used to support sleep quality and help those who wake up in the middle of the night.
The first is myo-inositol, typically taken as 900 mg of myo-inositol.
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"Andrew Huberman suggests taking 900 mg of myo-inositol specifically for individuals who have trouble falling back asleep after waking up in the middle of the night."