What Age to start?

I'm 14 and I have my first serious boyfriend I've known him for awhile say what you want I do love him he's never pushed having sex like ever but my mom said if I ever feel like our relationship will be more than just make outs she would put me on the pill I am grateful for that but Idk if I should start the pill j just started having my period last year but it is extremely regular....plz help