Pineapple core after IUI?

Who here has heard and try eating pineapple after ovulation,<a href="">IUI</a>, or <a href="">IVF</a>? I took my ovulation test today and got a my happy face(peak). I called my Dr nurse and I will be doing <a href="">IUI</a> this afternoon. Just wondering who had used pineapple juice with the core and got positive result?