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Pre-workout supplements are dietary supplements typically taken by individuals before engaging in physical exercise or training. These supplements are formulated to provide an energy boost, enhance endurance, improve focus, and increase overall performance during workouts. They often contain ingredients such as caffeine, beta-alanine, creatine, and amino acids to help increase blood flow, muscle pump, and mental alertness. Pre-workout supplements come in various forms such as powders, capsules, and drinks, and are popular among fitness enthusiasts and athletes looking to maximize their workout potential.