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April 1, 2022

Nutritional Supplements - Part 2 - Performance-Boosting Supplements

“What are the supplements I can take to boost my performance in the gym?” This is a question I get asked a lot, and for a good reason - There are plenty of supplements on the market dubbed as ‘the next best’ performance boosters.


But how many of them live up to the hype, and what is actually effective in the context of better performance? Well, truth be told, first and foremost, you should pay attention to how you eat, which we talked about in part 1 of this article series.


CLICK HERE if you missed it. If you’ve already read it, keep reading below as I want to give you my take on the two most effective performance supplements out there.

Energy Sources

To find out the best possible performance boosters available in the supplement world, we have to first understand more about how energy is used during a workout.


Long story short, there is one main source of biological energy, used for practically every process in the body, and especially during workouts.


That source is called “adenosine triphosphate (ATP)”.


During intense activity, ATP gets depleted quite quickly. So when that happens, the body looks for means of regenerating that to continue the activity.


To do so, there are a couple of options:

1. Creatine

2. Muscle glycogen

3. Liver glycogen/fats


Generally speaking, during intense training bouts, the body mainly uses creatine & muscle glycogen. And for low-intensity, long in duration activities, it uses liver glycogen and fats.


This brings us to two conclusions here.


For one, the advice from part 1 of this article series to eat your carbohydrates is ever so relevant!



Secondly, one of the best performance-boosting supplements is… Creatine.

Let’s Talk Creatine

Okay, so the body uses creatine to regenerate ATP and sustain performance. Does that mean you have to use creatine in order for your body to have something to use?


The answer to this question is quite simple.


Creatine is NOT just a supplement. In fact, creatine is naturally synthesized by the body because it is the secondary energy source used during intense workouts.


Essentially, what happens is this: The body burns through ATP stores in about 3-5 seconds, then through the creatine in about 5 seconds more, and then it starts tapping into muscle glycogen (stored carbs.)


Now, because of these pathways and the ways our bodies fuel training activity, we can tap exactly into those processes and give them more fuel.


Guess how? Yup! Creatine supplementation.


When it comes to improving strength and strength endurance, creatine has been proven to be the most effective supplement, time and time again.


It comes in many forms, but the most researched and effective form of creatine is namely “creatine monohydrate.”


As a supplement, creatine will help you saturate your creatine reserves, thereby granting sustained energy and improved performance during heavy workouts.


Creatine is generally prescribed to be taken at doses of 20g/day during the first week (the loading phase), followed by 5g/day afterward.


However, that 20g/day loading period isn’t really necessary, but it can speed up the saturation of your creatine reserves. As long as you’re consistent with your 5gm/day intake, you’ll reach a saturation point in a few weeks. And it’s much easier to fit in 5 grams per day rather than 20.



I recommend throwing that 5 grams into your post-workout shake.

The Nervous System

Okay, you just learned that one of the ways to boost your performance is by fueling the metabolic processes happening behind the scenes of your workout.


The second option is to supplement something that directly impacts the activity of your nervous system.


That is, you guessed it…

Caffeine!

Caffeine is the most heavily consumed psychoactive drug in the world.


It is found naturally in coffee beans, tea leaves, maté, and cocoa pods.


Caffeine stimulates your central nervous system (CNS), increasing alertness and producing a variety of other effects that can highly improve athletic performance.


In addition, it suppresses adenosine production, which would otherwise cause drowsiness.


What caffeine does is it blocks adenosine’s actions on receptors inside your brain cells.


As a result, you have more energy for physical activities without the usual side effect of drowsiness.


Now, because caffeine is another proven and well-researched energizer, it is used in a variety of performance-boosting supplements and products outside of the fitness world.


You can find caffeine in pre-workout supplements, Redbull, or any other ‘energy drink’ for that matter.


However, because there isn’t concrete evidence on the long-term effects of pre-workout supplements, I feel much more comfortable recommending either isolated caffeine supplements or simply a cup of coffee.


Remember, though, caffeine must be consumed in moderation and should be avoided anywhere close to bedtime because, after consumption, it stays in the bloodstream for quite some time.


If or when you decide to use caffeine, use it no later than 6 hours before bedtime and only on days when you need that extra helping hand.


Don’t condition your body to it.

Final Thoughts

In the ‘easy solutions’ fitness industry, many companies have led people to believe that they have to purchase the ‘next-best’ performance-enhancing supplement.


However, as you may have learned by now, most of your performance will result from good food and good recovery.


Once you have those down, though, there is nothing bad about gaining an extra boost in performance by utilizing the fantastic benefits of the two best-researched performance supplements - Creatine & Caffeine.

February 10, 2025
The debate over the superiority of machines versus free weights in strength training has persisted for decades. If you’re searching for a personal trainer in Nashville to help you navigate your fitness journey, understanding the roles of both training methods is essential. Rather than viewing them as competing approaches, it's crucial to recognize how they complement each other in an effective workout program. Machines: A Controlled Environment Machines offer a structured and guided approach to resistance training, making them a staple in almost every gym. Their defining characteristic is the fixed path of motion, which stabilizes the weight and controls movement. This design simplifies strength training, making it accessible to a broad audience, including beginners and those recovering from injuries. For individuals new to personal training in Nashville TN, machines can provide a safe introduction to resistance training. They help users focus on primary muscle engagement without worrying about balance and stabilization. For example, performing a chest press on a machine allows users to isolate the pectorals and triceps without the additional challenge of stabilizing a free weight. However, the structured nature of machines can also be a limitation. Since they guide the user along a predetermined path, they may not accommodate natural joint movement, potentially leading to discomfort or reinforcing imbalances over time. Additionally, machines often bypass stabilizing muscles, which are crucial for functional strength and overall balance. Machines shine in rehabilitation settings, allowing targeted muscle engagement without overloading injured areas. They are also highly beneficial for bodybuilders focusing on muscle isolation. By eliminating the need for stabilization, machines enable lifters to apply greater intensity to specific muscle groups without compromising form. Free Weights: Freedom and Functionality Free weights—including barbells, dumbbells, and kettlebells—offer unrestricted movement in multiple planes, making them highly effective for building functional strength. This versatility makes them an excellent choice for athletes and individuals seeking fitness training in Nashville that translates to real-world activities. Unlike machines, free weights demand more from the user, engaging a broader range of muscles with every exercise. For example, a barbell squat not only strengthens the quadriceps and glutes but also recruits the core, back, and smaller stabilizing muscles to maintain proper posture and control. Free weights allow for greater flexibility in workout design, with countless variations of exercises that can be tailored to specific goals. However, this freedom comes with a steeper learning curve. Without proper guidance, improper technique can lead to injury. This is where working with personal trainers in Nashville TN can be invaluable. Free weights are particularly effective for compound lifts such as squats, deadlifts, and presses, which work multiple muscle groups simultaneously. However, they can be intimidating for beginners who struggle with form or balance. This is where combining machines and free weights strategically can be beneficial. The False Dichotomy The debate between machines and free weights often presents them as opposing choices, but the truth is they serve different purposes and can coexist within a well-rounded training program. The best approach isn’t about choosing one over the other, but about utilizing both based on individual goals, experience level, and training context. For beginners, machines build confidence and establish foundational strength. As they progress, incorporating free weights enhances balance, coordination, and functional strength. For advanced lifters, machines provide a means to isolate specific muscles after heavy compound lifts. For example, a well-structured leg workout might include barbell squats to develop overall strength and coordination, followed by machine-based leg presses to target the quadriceps with greater intensity once stabilizing muscles are fatigued. Beyond the Gym The discussion also extends beyond gym settings. Many proponents of functional fitness argue that free weights better prepare the body for everyday movements like lifting, carrying, and climbing stairs. These activities require the integration of multiple muscle groups, similar to free-weight exercises. But one thing I am steadfast in saying is that “a strong body is a functional body.” So, any form of training that has a progressive strength element to it should be viewed as “functional,” whether it be machine or free weights. Yet, not everyone trains with functional fitness as their primary goal. For bodybuilders focusing on muscle hypertrophy, machines provide an efficient way to target specific muscles without exhausting stabilizers. This makes them particularly useful for individuals working with personal trainers in Nashville who specialize in body recomposition and aesthetics. Conclusion The choice between machines and free weights isn’t about right or wrong—it’s about how each fits into a well-designed training program. Machines provide safety and simplicity, making them ideal for beginners and focused isolation work. Free weights offer versatility and what is viewed as a more functional strength development, challenging the body in ways that extend beyond the gym. Instead of viewing them as competing options, think of machines and free weights as complementary tools. A personal trainer in Nashville TN can help you develop a program that strategically integrates both, ensuring optimal results based on your fitness level, goals, and needs. By leveraging the strengths of each method, you’ll maximize muscle growth, minimize limitations, and create a sustainable training regimen for long-term success. If you’re looking for expert guidance on incorporating machines and free weights into your workout routine, consider working with personal training in Nashville TN. Contact me today to take the next step in your fitness journey !
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