I know that during the run you lose a lot of water and salt from the body. These are very important elements for your health, so after running, you need to restore balance in your body. I don't recommend you drink energy or sports drinks, I advise you to read this article https://waterbladderbag.com/best-hydration-vest-for-ultra-running
. In the article you will find a lot of useful tips on how to hydrate your body after running properly.