First, microbial metabolites such as SCFAs can cross the bloodbrain barrier (BBB) or activate peripheral receptors, directly or indirectly modulating neuronal activity and neuroinflammatory responses (Silva et al., 2020)
An employer would need to contract specialized testing at significant cost with no legal or safety justification
Patients should attempt bowel movements at the same time daily, ideally after meals when the gastrocolic reflex naturally stimulates colonic activity
Most women notice reduced appetite within 12 weeks, sustained energy within 4 weeks, and measurable weight loss within 68 weeks
Summary: GLP-1 receptor agonists do not directly cause irregular periods, but the significant weight loss they produce can temporarily affect menstrual regularity through metabolic and hormonal changes
Scientists suspect GLP-1s may be a promising antidote for addiction, affecting the brains reward circuitry and modulating dopamine, glutamate, and GABA involved in craving and reinforcement