Preventive effects of compound probiotics supplementation on migraine: Mendelian randomization analysis and experimental evidence.

Migraine is a significant health issue that affects many people worldwide. Researchers studied how gut bacteria might influence migraines. They used a method called Mendelian randomization to explore this connection. They found eight types of gut bacteria that could affect migraine risk. They also looked at brain regions that might mediate this relationship. In experiments with mice, they induced migraine-like pain and tested the effects of probiotics. The results showed that taking probiotics changed gut bacteria and brain activity. Specifically, one type of bacteria, called Paraprevotella, was linked to migraine risk through a certain brain area. This research suggests that improving gut health with probiotics could help reduce migraine symptoms. Understanding these connections could lead to new treatments for migraine sufferers. Overall, the study highlights the importance of the gut-brain connection in managing migraines effectively. Clinical relevance: This research indicates that probiotics may help reduce migraine symptoms by influencing gut bacteria and brain activity, offering a potential new treatment avenue for patients.