Oregano oil is a staple for SIBO support, specifically for its carvacrol...

https://wiki-cafe.win/index.php/Solaray_vs_Nature%27s_Way:_Which_Oregano_Oil_Capsule_Actually_Delivers%3F

Oregano oil is a staple for SIBO support, specifically for its carvacrol content. Capsules are generally preferred over liquid to avoid the strong taste and ensure better delivery. Protocols usually last 2 to 4 weeks