<human>: Question: What does EPA stand for?
Answer: The omega-3 eicosapentaenoic acid (EPA), which can be made in the human body from the omega-3 essential fatty acid alpha-linolenic acid (ALA), or taken in through marine food sources, serves as a building block for series 3 prostaglandins (e.g., weakly inflammatory PGE3).
 Is the question answered in a satisfactory fashion?

OPTIONS:
- yes
- no
<bot>: yes