Karbolyn is a clinically studied (with peer-reviewed, published research) carbohydrate supplement powder sourced from potato, rice, and corn. It’s designed for elite athletes looking for a fast, safe, and high-performance way to quickly and easily load muscles with lasting energy and for faster recovery. Carb load with Karbolyn in minutes, not hours, before your event or training session! Accept no substitutes! Absolutely nothing fuels your monster workouts like Karbolyn! It enters the bloodstream like a simple sugar, yet it still provides sustained energy without "crashing". Karbolyn is absorbed faster than dextrose, simple sugar, bread, pasta, rice, and other carbohydrate products sold in the marketplace - simple or complex. Pros worldwide use it for a reason! Do you want to Outlast, Outmuscle, and Outperform anything in your way? Then stop messing around with overhyped copycat products that would never make it past our lab. Use Karbolyn to maximize and maintain high-intensity training levels, power output, for greater muscle hardness and fullness… and pumps like you’ve never experienced before! Forget sugar-filled sports drinks that do very little to help fuel your game or workout. Karbolyn is 100% sugar-free, gluten-free, stimulant-free, and vegan-friendly. Ever use a carb powder that gels or clumps like cement? Most are shocked at how easily Karbolyn mixes and how delicious it tastes. The bottom line: Karbolyn ensures you are optimizing your glycogen stores before, during, and after training…without feeling bloated or cramping! EFX Sports is part of a very small, elite group of brands that actually make their own products. That’s why we can unquestionably guarantee Karbolyn always meets label claims and is 100% banned-substance free (certified by Informed-Sport). When you use Karbolyn by EFX Sports, you have the purest, most potent carbohydrate supplement available anywhere!

• Supports energy, focus, and pump
• Formulated with all-natural sweeteners and zero fillers
• Nitro Pop flavor

Get your mind and body dialed in with JOCKO Pre-Workout. This high-stim formula supports explosive energy, cognitive sharpness, and muscle pumps with fully-dosed, clinically studied ingredients—including 200mg caffeine, 3.2g beta-alanine, 6g l-citrulline, and 2.5g betaine anhydrous.

Frequently Asked Questions

What is beta-alanine? 

Beta-alanine is the modified version of the amino acid alanine. Your body converts beta-alanine into carnosine, which supports exercise performance and endurance. 

What is l-citrulline?

L-citrulline is an amino acid involved in nitric oxide production, which increases blood flow to working muscles.

What is betaine anhydrous? 

Betaine is a naturally occurring amino acid-like compound that supports exercise performance and endurance. “Anhydrous” refers to a substance that doesn’t have any water.

Unlock next-level energy, focus, and performance with SuperHuman Pre-Workout. Formulated with premium, research-backed ingredients, this advanced pre-workout is designed to help fuel intense training sessions, enhance endurance, and support powerful muscle pumps so you can perform at your best from the first set to the last.

• New and improved formula
• Supports increased energy, focus, drive, and stress resilience
• Promotes pump, power, and muscular endurance
• Improved mixability with less clumping and grittiness
• Mouthwatering Watermelon flavor

Turn the intensity of your workout all the way up with Gorilla Mode Pre-Workout. This upgraded formula promotes increased energy, razor-sharp focus, explosive power, and amplified pump with an array of complementary active ingredients at their maximum efficacious dosages.

One scoop of this maxed-out power-up features 5,000mg of pure l-citrulline, 2,500mg of creatine monohydrate, 2,500mg of l-tyrosine, 200mg of caffeine, and 400mg of Alpha GPC.

Frequently Asked Questions

What is l-citrulline?

Citrulline is an amino acid involved in nitric oxide production, which increases blood flow to working muscles.

What is creatine?

Creatine is an amino acid-like compound that optimizes energy utilization during training. It promotes muscle growth, endurance, strength, and mass.

What is l-tyrosine?

L-tyrosine is a non-essential amino acid and precursor to epinephrine and dopamine. Epinephrine and dopamine contribute to alertness, energy, and mental focus.

What is Alpha GPC?

Alpha-glycerylphosphoryl choline (Alpha GPC) is a naturally occurring compound found in the brain and is known to support cognitive health.