ProSupps Mr. Hyde Nightmare Pre-Workout Powder Jawbreaker 14.7 oz
Analysis updated July 2026 · How Scout scores
At a glance
Summary
This pre-workout supplement features high-quality ingredients such as L-Citrulline, Beta Alanine, and Acetyl L-Carnitine HCI, which are known for their performance-enhancing benefits. The use of natural caffeine from Camelia Sinesis Extract is a positive aspect, providing a transparent and natural source of stimulation. The formulation is clean with no artificial sweeteners, dyes, or excessive additives, contributing to its high score.
Key ingredients 8
L-CitrullineGood
An amino acid that helps increase nitric oxide production, supporting blood flow and muscle pumps during workouts.
See more about L-Citrulline →Beta AlanineGood
Helps buffer acid in muscles to delay fatigue and improve performance during high-intensity exercise.
See more about Beta Alanine →Alpha GPCGood
A choline compound that supports cognitive function, focus, and mind-muscle connection during training.
See more about Alpha GPC →Acetyl L-Carnitine HCINeutral
An amino acid derivative involved in energy metabolism and cellular transport.
L-TheanineNeutral
An amino acid commonly found in tea that promotes relaxation without drowsiness and pairs well with caffeine.
See more about L-Theanine →Natural Caffeine From Camelia Sinesis ExtractNeutral
A natural stimulant derived from tea leaves that increases alertness, energy, and focus.
Caffeine AnhydrousNeutral
A dehydrated form of caffeine that provides a rapid and potent stimulant effect to boost workout energy.
See more about Caffeine Anhydrous →Himalayan Rock SaltNeutral
Provides essential trace minerals and sodium to help maintain electrolyte balance and hydration.
Processing
Processed Foods
Get the full breakdown in the Scout appTake Scout shopping
Scan any product to see lab results, healthy alternatives, and your personalized analysis.
Download on theApp Store GET IT ONGoogle PlayAmazon pricing & content
Amazon price as of . Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.
CERTAIN CONTENT THAT APPEARS ON THIS SITE COMES FROM AMAZON. THIS CONTENT IS PROVIDED “AS IS” AND IS SUBJECT TO CHANGE OR REMOVAL AT ANY TIME.