Use 'therefrom' when referring to something that originated from a specific source or location. He extracted oil from the seeds and made a remedy therefrom.
Pro Tip 2/3
Sounds Formal
'Therefrom' is formal and often used in legal, financial, or academic contexts. The unauthorized copying of the software, and any profit therefrom, is prohibited.
Pro Tip 3/3
Not Contemporary
While correct, 'therefrom' is not frequently used in casual conversations today. She baked a cake and the scent therefrom filled the room.