Might sound as an easy topic, but I have lately received many questions regarding this: What is the different between personal and business Instagram profile?
With a business account, you could include additional information on your profile such as:
Note: have in mind that a Business Profile on Instagram can only be connected to a single Facebook Page.
Go to the official guide here.
You will get lot of extra information about your followers and posts.
Here I leave you the official and complete guide about Instagram Insights.