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Pre-workout supplements are dietary supplements specifically formulated to be consumed before exercise to enhance physical performance, energy levels, focus, and endurance. These supplements typically contain a blend of ingredients such as caffeine, creatine, beta-alanine, BCAAs, and nitric oxide boosters to help increase energy, delay fatigue, improve blood flow, and support muscle growth. Pre-workout supplements come in various forms including powders, capsules, and drinks, and are popular among athletes and fitness enthusiasts looking to maximize their workout results.