HR Labs Defib Pre-Workout is a high-performance, fully dosed formula designed for serious training. Built for energy, focus, pumps and performance, Defib combines proven ingredients with a complete approach to pre-workout supplementation.

At a full serving, Defib delivers 8g citrulline malate, 3.2g beta-alanine and 2.5g betaine anhydrous, forming the foundation of the formula. This is supported by additional ingredients including taurine, acetyl-L-carnitine and PeptiPump™, creating a well-rounded approach to training performance.

The formula also includes a full energy and focus system with caffeine, citicoline, Sabroxy® and SalidroPure™, designed to support concentration, drive and training intensity. With up to 400mg caffeine at the full serving, Defib is best suited to experienced users who want a strong pre-workout for demanding sessions.

HR Labs Defib is suitable for strength training, hypertrophy, functional fitness and high-intensity sessions. Whether you are training in the gym or pushing performance, Defib is built to support consistent output.

You can explore more options in our Pre Workouts collection:
https://www.assuredsupplementsltd.com/collections/pre-workouts

Browse the full HR Labs range:
https://www.assuredsupplementsltd.com/collections/hr-labs

Or find similar products in our Stim collection:
https://www.assuredsupplementsltd.com/collections/stim

All orders are available with UK & Ireland delivery, with FREE same-day Belfast delivery available.