Some are not safe for kids to ingest. Pennyroyal should never be ingested in any form, it is very dangerous and toxicity includes stomach pain, seizures and even death!
Berberine is one of the most powerful supplements out there. Also is a pretty strong antifungal (helps fight mold, for example) hard to find reputable brands in the supplement world.
Mostly unreliable reviews. Do more research before proceeding
Reliable reviews you can trust