MuscleBlaze Pre/Post Workout Fuels upto 25% Off. Pre-workout supplements are a great addition to the supplement rack of every fitness enthusiast. They enhance workout performance & focus - preventing early fatigue and reducing protein breakdown. These also help in building muscle strength and endurance. Just like muscleblaze pre-workout 300 supplements, post-workout supplements are also beneficial for bodybuilders. These help in boosting recovery, reducing muscle soreness, and enhance muscle building. These are also beneficial in boosting the ability to utilize body fat.