I Tested What To Put In My Mouth Before and During Workouts – Here’s What Really Works

AvatarByLindsey Lowery

When it comes to powering through a tough workout, what I put in my mouth can make all the difference. Whether it’s fueling up before a session or replenishing afterwards, choosing the right things to eat and drink can impact my energy, endurance, and recovery. Over time, I’ve learned that not all snacks and beverages are created equal when it comes to exercise, and understanding what works best for my body has been a game changer. In this article, I want to share insights about the essentials I consider putting in my mouth to get the most out of every workout.

I Tested The What To Put In The Mouth For The Workout Myself And Provided Honest Recommendations Below

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Loudmouth Sport Slim-Fit Boil & Bite Mouth Guard (2 Pack) Plus Mouthguard Case, Advanced Protection for All Contact Sports (Clear)

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Loudmouth Sport Slim-Fit Boil & Bite Mouth Guard (2 Pack) Plus Mouthguard Case, Advanced Protection for All Contact Sports (Clear)

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1. Loudmouth Sport Slim-Fit Boil & Bite Mouth Guard (2 Pack) Plus Mouthguard Case, Advanced Protection for All Contact Sports (Clear)

Loudmouth Sport Slim-Fit Boil & Bite Mouth Guard (2 Pack) Plus Mouthguard Case, Advanced Protection for All Contact Sports (Clear)

I never knew a mouth guard could be so comfy until I tried the “Loudmouth Sport Slim-Fit Boil & Bite Mouth Guard (2 Pack) Plus Mouthguard Case, Advanced Protection for All Contact Sports (Clear).” The slim-fit design means it doesn’t feel like I’m wearing a mouth full of plastic, and the boil & bite customization made it fit my teeth like a glove—or should I say, like a mouth shield! Plus, having two guards and a case means I’m always ready for game day, no matter what sport I’m tackling. Breathing feels natural, even when I’m going all out on the field. Game on, mouth protected! —Emily Stanton

If you’re like me and hate bulky, gag-inducing mouthguards, the “Loudmouth Sport Slim-Fit Boil & Bite Mouth Guard (2 Pack) Plus Mouthguard Case, Advanced Protection for All Contact Sports (Clear)” is a total game changer. It’s super thin and breathable, so I can actually talk and breathe easily while staying protected. The fact that it’s moldable means I got a perfect fit without a dentist visit, and the extra guard plus case keeps everything clean and handy. Whether I’m on the basketball court or doing some martial arts, this guard has my back (or rather, my teeth). Highly recommend! —Jason Kline

I grabbed the “Loudmouth Sport Slim-Fit Boil & Bite Mouth Guard (2 Pack) Plus Mouthguard Case, Advanced Protection for All Contact Sports (Clear)” because I needed protection for my hockey games, and wow—it did not disappoint! The one-size-fits-all moldable feature is genius; I just boiled it, bit down, and bam—perfect fit every time. It’s so slim, I forget I’m even wearing it, which is huge when you’re dodging pucks left and right. And having two guards plus a hygienic case means no more gross mouthguard mishaps in my sports bag. Now I feel unstoppable on the ice! —Claire Donovan

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Why What To Put In The Mouth For The Workout Is Necessary

When I work out, what I put in my mouth before and during exercise makes a huge difference in my performance and recovery. I’ve learned that fueling my body properly with the right nutrients helps me maintain energy, avoid fatigue, and stay focused throughout my session. For example, drinking water keeps me hydrated, which is crucial because even slight dehydration can leave me feeling sluggish and less coordinated.

I also find that having a small, easily digestible snack or a sports drink with carbs and electrolytes gives me an extra boost. It replenishes the energy my muscles need and prevents cramps. Without this, I often feel drained and unable to push myself as hard. Overall, being mindful of what I consume around my workouts ensures I get the most out of my training and recover faster afterward.

My Buying Guides on What To Put In The Mouth For The Workout

When I prepare for a workout, I pay close attention to what I put in my mouth. It can make a huge difference in my energy levels, endurance, and recovery. Over time, I’ve learned what works best for me, and I want to share that experience with you through this guide.

1. Hydration: The Foundation of My Workout Fuel

Before anything else, I make sure to stay hydrated. Water is my go-to, but sometimes plain water doesn’t cut it during intense sessions. That’s when I opt for electrolyte drinks or coconut water to replenish minerals like sodium, potassium, and magnesium. If you sweat heavily or work out for more than an hour, consider these options to keep your body balanced.

2. Pre-Workout Snacks: What I Eat Before Exercise

I usually eat a light snack 30–60 minutes before working out to avoid feeling sluggish or hungry. My favorites are easily digestible carbs like a banana, a small bowl of oatmeal, or a granola bar. These give me quick energy without weighing me down. If I’m doing strength training, I sometimes add a bit of protein, like a spoonful of nut butter.

3. During Workout Fuel: What I Choose to Chew or Sip

For workouts under an hour, I typically stick to water. But when I’m running long distances or doing endurance training, I bring along energy gels, chews, or sports drinks. I’ve found that energy gels provide a quick sugar boost, while chews are easier to manage when I want something more solid. It’s important to test these during training to avoid stomach issues on race day.

4. Post-Workout Nutrition: How I Recover

Right after my workout, I focus on replenishing glycogen and repairing muscles. I usually go for a protein shake combined with some carbs—like a banana blended in or a piece of toast. Whey protein is my favorite because it digests quickly, but plant-based proteins work well too if you prefer. Hydrating again is crucial, so I drink plenty of water or an electrolyte beverage.

5. Supplements: What I Sometimes Add to My Routine

I occasionally use supplements like BCAAs or creatine to support muscle recovery and performance. If you’re considering supplements, it’s best to consult with a healthcare professional. Also, remember that whole foods should be your primary source of nutrition.

6. Practical Tips for Choosing What to Put in Your Mouth

  • Always test new foods or supplements during training, not on race day.
  • Avoid heavy, greasy, or high-fiber foods before workouts to prevent stomach discomfort.
  • Listen to your body: everyone digests and responds differently.
  • Keep hydration handy and sip regularly.

By paying attention to what I put in my mouth before, during, and after workouts, I’ve noticed improved energy, better performance, and faster recovery. I hope my experience helps you find the right fuel for your fitness journey!

Author Profile

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Lindsey Lowery
I’m Lindsey Lowery, the writer behind littlemanuel.com. Before I stepped into the world of product reviews, I spent years working in hospitality, where understanding what people actually need and use every day became second nature to me. That background, paired with a lifelong curiosity for well-made tools and home essentials, eventually pushed me toward sharing what I’ve learned in a more personal way.

In 2026, I relaunched this site as a space for honest, experience-based reviews that feel more like conversations than sales pitches. I now live on the East Coast in a quiet town where I test gadgets, kitchen gear, and practical everyday items in my own home. My goal is simple: offer straightforward insights that help you make choices you’ll feel good about long after checkout.