There are several ways to earn money from Facebook brand content, such as:
In-stream ads: You can include ads in your videos that play before, during or after your content. You need to meet some requirements, such as having 10,000 Page followers1.
Branded partnerships: You can collaborate with relevant brands to create sponsored content. You need to follow some policies and use Meta Brand Collabs Manager to manage your content2.
Selling products: You can create a Facebook page for your products or services and promote them to your audience. You can also use Facebook Shops to create an online store3.
You can learn more about these methods from the links below. Which one are you most interested in?