It's a valid question many of us have asked ourselves while getting intimate with our S. And then the follow-up question is virtually almost always: But what are the health benefits of semen? Now, you've probably already heard that semen is packed with protein. But it turns out the benefits of consuming it go far beyond that. If it doesn't totally gross you out and you're up for it, here are the six health benefits of semen. I know sex in general can put a smile back on my face, but I never thought it had anything to do with semen.