HR Labs DEFIB Original 420g

HR Labs DEFIB — Advanced Pre-Workout Catalyst | Resetting the Standard

HR Labs DEFIB is an advanced, fully-loaded pre-workout catalyst built for serious training. Forget underdosed proprietary blends and empty promises — DEFIB delivers a comprehensive stack of research-backed ingredients at meaningful doses, designed to drive explosive energy, relentless pumps, laser focus, and enhanced endurance from the first rep to the last. Made for progress. Built to perform.

Featuring 12 premium active ingredients — including patented compounds Sabroxy®, PeptiPump™, CitiCholine, and SalidroPure™ — DEFIB doesn't just get you through a workout. It resets what you expect from a pre-workout.

Key Benefits

• Explosive Energy & Mental Drive — 200mg caffeine anhydrous per scoop (400mg at double scoop) combined with Sabroxy® and Citicoline for sustained, clean energy without the dreaded crash.
• Massive Pumps — 4000mg Citrulline Malate 2:1 (8000mg at double scoop) and 250mg PeptiPump™ work together to maximise nitric oxide production and blood flow for skin-splitting pumps.
• Enhanced Endurance & Power Output — 1600mg Beta Alanine and 1250mg Betaine Anhydrous support muscular endurance, power, and strength so you can push harder for longer.
• Sharper Focus & Cognitive Performance — Citicoline and Acetyl-L-Carnitine (500mg) support mental clarity and mind-muscle connection when it matters most.
• Adaptogenic Stress Support — 15mg SalidroPure™ (pure salidroside) helps the body manage physical and mental stress during intense training.
• Superior Absorption — 15mg AstraGin® enhances the uptake and bioavailability of key ingredients, ensuring you get the most from every scoop.
• Multiple Flavours — Available in a range of bold, great-tasting flavours to keep your pre-workout ritual something to look forward to.

Full Ingredient Profile

Who Is It For?

DEFIB is built for anyone who trains with purpose and demands more from their pre-workout. Whether you're an experienced athlete chasing performance gains, a competitive lifter looking for an edge, or a dedicated gym-goer who refuses to settle for a mediocre session — DEFIB was made for you. With flexible single or double-scoop dosing, you can tailor the intensity to your training demands and stimulant tolerance.

How to Use

1. Assess your tolerance by starting with 1 scoop mixed in 300–400ml of cold water.
2. Once tolerance is established, increase to 2 scoops for the full-dose, maximum-intensity experience.
3. Consume 20–30 minutes before training for best results.

Warning: Contains 200mg caffeine per scoop. Not suitable for those sensitive to caffeine, under 18, or pregnant/breastfeeding. Do not exceed 2 scoops in a 24-hour period. Consult a healthcare professional if you have any underlying health conditions.

Why Choose HR Labs DEFIB?

The pre-workout market is flooded with under-dosed, over-hyped products that leave you questioning whether they're doing anything at all. HR Labs DEFIB is different. Every ingredient is included at a dose that makes a difference, every patented compound is there for a reason, and the entire formula is built around one goal — helping you perform at your absolute best. This is what a pre-workout should be.