Almost 5 months of taking iron pills completed but I still have some symptoms

Hi evryone...

hope you all doing good...

sorry for bad english...

I'm a female with iron defficancy anemia and I've been taking iron suplemments for like 5 months and most symptoms like short breath and low energy disappeared .

Although my face becomes pale evry period till now and I wondered if its normal to happen now ...

I had a ferritin level test few months ago and it was like 13