What specific supplements should I consider incorporating into my regimen to optimize my running performance and enhance my endurance? Are there particular vitamins or minerals that can bolster my energy levels and expedite recovery times? Furthermore, how do amino acids play a role in muscle repair post-run? Should I prioritize hydration supplements, or would a balanced diet suffice in providing the necessary nutrients for my running endeavors? Is there a distinction between pre-workout and post-workout supplements that I should be aware of? As I delve deeper into this exploration, what evidence-based research supports the efficacy of these supplements for enhancing athletic performance specifically tailored for runners? Could there be potential side effects or contraindications that I ought to consider before integrating any new supplements into my routine? How might my individual health status or running goals influence which supplements are most beneficial for me?