Positives

• A patient took myo-inositol plus d-chiro-inositol for a week and reported improved energy, legs that felt less like “jelly or concrete,” and stabilized glucose Reddit.
  
  
• A patient who started inositol for non–long-COVID reasons found that trigeminal neuralgia from long COVID resolved within 3 weeks Reddit.
  
  

Negatives

• A patient’s A1c rose from 5.1% to 6.1% despite taking inositol with other blood sugar supplements, suggesting it was insufficient alone Reddit.
  
  

Hurdles & Side Effects

• Effective doses for anxiety or PCOS often run 4-18 g/day in divided doses, requiring scoops of powder rather than capsules; Cleveland Clinic notes typical PCOS dosing of 4 g/day, which makes the powdered form more practical but also more visible cost-wise. Cleveland Clinic.
• Examine.com describes inositol as generally well tolerated even at 12 g/day, but notes the slow onset - often weeks before mood, sleep, or ovulation effects appear - and possible nausea, fatigue, dizziness, or headache during the build-up. Examine.com.
• Patients describe taking 1-2 g for sleep and 100-400 mg for daytime anxiety, while others report that inositol made brain fog dramatically worse and triggered easier post-exertional crashes. Phoenix Rising.