Help please!!

Bianca

When should i start using all of this stuff i Got My period April 15th it last 6 days so it ends on the 20th my cycle is 30 days when do i start testing and using all of this stuff i been TTC since 7 months with no luck, Didn’t see an OBGYN yet i was gonna wait another 2 months i been researching and watching youtube videos but it all confuses me please help thanks!!