You’ve been hitting the gym for a bit – getting used to the grind and feeling those first few gains. But if you want to get serious about those strength and endurance goals, there’s more to it than just showing up and sweating it out daily.
You have to give your body the fuel it needs to level up. Performance enhancers are supplements that take your workouts from good to extraordinary.
Don’t get it twisted – we’re not talking about anything shady here. These legit, scientifically-backed products help you push harder, recover faster, and make every rep count.
And they’re 100% gym-friendly and legal.
This list showcases 10 performance enhancers that every beginner gym buff should know about – whether looking to boost strength, crush your endurance, or speed up recovery.
Are you ready to stop spinning your wheels and start seeing real progress? We thought so. Let’s get right to it.
#1 Electrolytes: The Hydration MVP
Water is life. We all know this, but water isn’t always enough when pushing yourself in the gym. When we sweat, we lose more than just water. We also drop key minerals like sodium, potassium, and magnesium, called electrolytes.
Electrolytes play a significant role in keeping our muscles working properly and avoiding the dreaded mid-set cramps. When dehydrated or low on electrolytes, muscles feel sluggish and energy levels take a nosedive – not exactly what you want when trying to crush a workout.
Electrolyte supplements and drinks replace those lost minerals, helping you stay hydrated, energized, and ready to keep lifting. Remember to replenish your electrolytes, whether hitting a long cardio session or lifting heavy weights.
#2 Vitamin D: The Strength Booster
Everyone knows the traditional benefits of vitamin D, but did you know it’s also crucial for muscle strength? Vitamin D helps support testosterone production (the muscle-building hormone) and ensures your muscles are firing on all cylinders.
If you’re low on D, you might notice a dip in your performance and recovery – not exactly what you want when trying to crush those personal records.
Fortunately, it’s easy to get – spend more time in the sun (with some SPF protection) or pop a supplement. Don’t skip this powerhouse vitamin, whether running, lifting, or just trying to feel your best.
#3 Omega-3s: The Inflammation Fighter
You’re bound to feel aches and pains if you push your body to the limit at the gym. Omega-3s help reduce inflammation, meaning less soreness after leg day and fewer stiff joints during your next squat session.
These healthy fats help your heart and improve recovery, so you can keep grinding day after day. Omega-3s are a must-have for keeping your body in top condition while you chase those gains.
Whether you get them from flaxseeds, fish oil, or a high-quality supplement, omega-3s are a game-changer for your joint health.

#4 Whey Protein: The Classic Muscle Builder
If you’re serious about building muscle, you must get your protein game on point. Whey protein is like the Swiss Army knife of supplements – the OG supplement for anyone looking to bulk up and get those muscles poppin’.
Whey has all the essential amino acids your muscles crave for repair and growth. It’s fast-digesting, so it hits your muscles quickly when they need it most – right after your workout; no waiting around for that post-gym meal to kick in.
Whey protein is like a personal delivery service for your gains. It’s a simple way to hit your protein goals without eating five chicken breasts a day (unless you really like chicken – no judgment).
Grab a high-quality, no-nonsense powder like PrimeGENIX Whey Protein and mix it into a shake or oatmeal. It does the job without any crazy additives – just clean, simple results. Plus, it tastes great.
#5 Beta-Alanine: The Endurance Booster
Beta-alanine is the go-to for anyone looking to push through tough, high-intensity workouts. If you’ve ever felt that weird tingling sensation on your skin right after taking a pre-workout, chances are you’ve met beta-alanine.
Yes, the tingling is weird at first, but it’s totally harmless and absolutely worth it. It’s a sign that it’s working its magic, helping your muscles fight off that burning fatigue that hits when you’re pushing yourself to the limit.
While it might feel like your body’s going through a mini-electric shock, beta-alanine is helping you crank out a few more sets, reps, or sprints than usual. It doesn’t just help you lift heavier or run faster; it enables you to do it for longer.
For anyone all about improving endurance – going that extra mile or powering through without hitting a wall – beta-alanine is your secret weapon.
#6 BCAAs: The Recovery Accelerators
BCAAs (branched-chain amino acids) are the secret weapon to speed up recovery and reduce muscle soreness. They are the essential building blocks for muscle repair, helping your body rebuild and recover faster while preventing muscle breakdown.
After an intense workout, your muscles are like that messy room you never want to clean. BCAAs tidy up the mess, ensuring your muscles repair quicker so you can return to training sooner.
If you’ve ever felt like you were hit by a truck after leg day, you’re not alone. Why drag yourself through endless recovery days when you can recover like a pro and keep the gains coming?
When you’re pushing yourself to the limit in the gym, especially if you’re training on an empty stomach, BCAAs ensure your hard-earned gains stay intact while minimizing muscle soreness. If you’re serious about making progress, BCAAs are worth considering.

#7 Creatine HCL: The King of Strength Gains
You’ve probably heard the name before, but what makes creatine HCL (hydrochloride) stand out from the crowd of creatine products? It’s all about absorption.
Unlike creatine monohydrate, HCL is easier on your stomach and doesn’t cause that bloated feeling. No one wants to feel like a water balloon after a workout, which is why creatine HCL is the real MVP for boosting strength.
Creatine HCL gives you that extra power to crush more reps, lift heavier, and push your muscles to their max. It helps your body produce more ATP (the energy your muscles use), providing longer-lasting strength, whether benching or leg pressing.
If you want to get the most out of every set and start stacking those gains, supplements like PrimeGENIX Creatine HCL are the way to go. It’s a solid choice for fast absorption without the bloating – just pure strength.
#8 Ashwagandha: The Stress-Buster for Gains
Ashwagandha has your back when you’re feeling stressed – whether it’s work, life, or that one guy who always hogs the bench press at the gym. When your body isn’t constantly in fight-or-flight mode, you can focus on your workouts and recovery.
This herb reduces stress and anxiety by helping regulate cortisol, leaving more room for muscle growth. Plus, it supports healthy testosterone levels, making it a solid choice for boosting strength and energy.
Think of it as hitting the reset button for your mind and body. Add this adaptogen to your stack if you’re serious about gains; it might just be the secret ingredient you didn’t know you were missing.
#9 L-Citrulline: The Pump Enhancer
L-citrulline is the supplement that turns your pump dreams into reality. Simply, it makes your muscles feel fuller, stronger, and more vascular.
If you’ve ever looked in the mirror mid-set and thought, “Dang, I look swole,” – that’s the magic of a good pump like L-citrulline. It works by increasing nitric oxide levels in your body, which opens blood vessels and allows more blood to flow to your muscles during a workout.
But it does more than help you look jacked; it also helps with endurance. L-citrulline enables you to power through your sets – whether pushing through leg day or going for a PR on the bench press – without feeling gassed as quickly.
If you want to feel and see the gains and keep powering through every rep like a champ, L-citrulline has your back.

#10 Caffeine: The Ultimate Pre-Workout Staple
Most of us have had our fair share of coffee or energy drinks by now, but many don’t know how caffeine can be a game-changer in the gym. That’s right, that cup of joe or pre-workout drink you love so much is a legit performance enhancer.
In addition to waking you up in the morning, caffeine gives you an extra burst of energy and focus to power through your workouts. It jumpstarts your adrenaline, so you feel more alert – ready to crush those sets, get through your most challenging training sessions, and push past that “I can’t do one more rep” feeling.
While it may be perfect for getting those last few reps in when you want to quit, don’t go overboard. A little goes a long way when it comes to caffeine. Too much, and you could end up jittery, regretting that extra cup.
PrimeGENIX Pre-Workout+ has just enough caffeine to fuel your session without the crash for a solid, safe, and effective pre-workout boost.
Elevate Your Gains with (Legal) Performance Enhancers
Consistency, balanced diet, and training are still your best friends – performance enhancers just help you get the most out of your hard work.
PrimeGENIX has everything you need to support your strength, recovery, and overall fitness – explore our lineup and find the perfect fit for your goals.