Pre-Workouts
Crafted to elevate performance with clean energy, focus, and endurance for 0% crash, 100% purposeful fuel with quality ingredients. We mix each serving with water and serve it as a 6 oz "shot" or in a 12oz cup over ice!
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High-Performance
300mg caffeine
High-stim pre-workout built for intense energy, sharp focus, and powerful pumps—featuring ingredients like Citrulline Malate, Creatine Nitrate, and 300mg of caffeine for enhanced endurance and performance.
300mg caffeine
High-stim pre-workout designed for explosive energy, intense focus, and endurance- featuring powerful stimulants, beta-alanine, and pump ingredients to help you push harder and train longer.
175mg caffeine/650mg stims
NitraFlex Kaos is a high-stim pre-workout built for explosive energy, laser focus, and intense pumps- featuring performance-driven ingredients to support strength, endurance, and peak training output.
Pre-workouts with over 300mg of caffeine, sure to zap you into the workout you expect out of your body.
300mg caffeine
Premium pre-workout designed for sustained energy, sharp focus, and powerful performance-featuring advanced ingredients to support endurance, strength, and intense training sessions.
TIP! Add Beta-Alanine
Add beta-alanine to boost endurance and delay muscle fatigue; this amino acid also creates the signature “tingle,” a sign it’s kicking in and helping you push longer, harder workouts.
Beginner Friendly
Pre-workouts under 300mg of caffeine that are safe for most gym-goers!
200mg caffeine
A balanced pre-workout delivering smooth energy, focus, and performance—formulated with moderate caffeine and pump-support ingredients for steady, effective workouts without an overwhelming crash.
200mg caffeine
A classic, beginner-friendly pre-workout with light energy and endurance support—perfect for those new to supplements or looking for a simple, reliable boost.
0mg caffeine
A stimulant-free option focused on pumps, blood flow, and performance—ideal for beginners, evening workouts, or anyone wanting results without caffeine.
Fat Burning & Recovery
150mg caffeine
A fat-burning pre-workout designed for clean energy and endurance—featuring thermogenic ingredients to support metabolism and help you stay lean while you train.
100mg caffeine
A balanced pre-workout focused on energy, metabolism, and weight management—helping support fat loss, control cravings, and power your workouts without a harsh crash.
100mg caffeine
A light, versatile pre-workout combining amino acids with clean, low-dose caffeine—perfect for energy, focus, and recovery anytime of day.
Pre-workouts safe for beginners but geared for a fat burning or recovery-first energy boost.
Why Take a Pre-Workout?
...Pre-workout helps you get more out of every session- boosting energy, sharpening focus, and improving endurance so you can train harder and longer. With ingredients that support strength, performance, and reduced fatigue, it’s the extra push that helps you show up at your best and stay consistent with your goals.
FAQ
TIP: Add in beta-alanine for an endurance boost, L-Carnitine for a fat-burn boost, or Dextrose for a quick carb load up!
Is Pre-Workout Safe for Me? It can be a safe and effective way to boost energy, focus, and performance, but it’s not one-size-fits-all. Your age, tolerance to caffeine, overall health, and fitness goals all play a role in how your body responds. For healthy adults (18+), most pre-workouts are safe when used as directed. If you’re new to pre-workout or sensitive to caffeine, it’s best to start with a half serving to assess your tolerance. Many formulas contain caffeine, which can improve performance—but too much may cause jitters, anxiety, or trouble sleeping. Women and men can both benefit from pre-workout, but body size, metabolism, and hormone differences can affect sensitivity—especially to stimulants. Some people prefer lower-stim or stimulant-free options for a smoother experience. You should be more cautious or consult a healthcare professional if you: •Are under 18 •Are pregnant or breastfeeding •Have heart conditions, high blood pressure, or anxiety •Are sensitive to caffeine or other stimulants •Are taking medications that may interact with stimulants Pre-workout isn’t required to have a great workout—it’s simply a tool. When used appropriately, it can help you train with more intensity and consistency. Always follow recommended serving sizes, stay hydrated, and listen to your body.
Best time to take? For best results, take your pre-workout 20–30 minutes before your workout. This gives your body enough time to absorb the ingredients so you feel the full effects, like increased energy, focus, and endurance, right as you start training. Timing tips: •Morning workouts: Great time to take it—can help you wake up and perform at your best •Afternoon workouts: Ideal for a performance boost without affecting sleep •Evening workouts: Be cautious—if your pre-workout contains caffeine, taking it too late may interfere with sleep. Try our uncaffeinated Nitraflex Kaos! Listen to your body: Everyone processes stimulants differently. If you’re sensitive to caffeine, you may want to take it earlier, use a smaller dose, or opt for a low-stim or stimulant-free version. Pro tip: Avoid taking pre-workout on a completely empty stomach if you’re prone to jitters, pairing it with a light snack such as a banana or almonds (which we carry!) can help create a smoother, more sustained energy boost.
Powder vs. Cans? Both can boost your workout but they’re built for slightly different goals. Pre-Workout Powder (Mixed Fresh) •Performance-focused: Typically includes ingredients like beta-alanine, citrulline, and creatine to support endurance, pumps, and strength •Customizable dose: You can adjust serving size based on your tolerance or training intensity •Stronger formulas: Often more comprehensive than canned options •Best for: Serious training sessions, strength workouts, and maximizing performance RTD Energy Drinks (Cans) •Convenient: Grab-and-go with no mixing required •Quick energy: Usually centered around caffeine + basic focus ingredients •Lighter formulas: Less focused on full performance support, more on energy and alertness •Best for: Busy days, lighter workouts, or when you need a fast pick-me-up Key Difference: Powders are built for performance and results, while RTDs are more about convenience and quick energy. Which should you choose? •Go with a pre-workout powder if you want to train harder, longer, and more effectively •Choose an RTD energy drink if you’re short on time or just need a simple boost Both can fit into your routine—it just depends on your goals for that workout.
