Product highlights 3g of citrulline malate per 10g serving 16g of beta alanine per 10g serving 125mg of caffeine per 10g serving what is pre workout pre workout is designed for anyone wanting a premium pre workout supplement which delivers significant doses of the most popular pre workout ingredients to aid their workout with the trusted performance and quality associated with reflex nutrition pre workout is not a proprietary mix of ingredients that hides a poor formula each serving of pre