Sports Nutrition at Altitude
Training and competing at more than 5,800 feet places unique demands on the body. The air holds less oxygen, humidity is low, and athletes lose fluids faster through breathing and sweat. Centennial residents who run the High Line Canal Trail, cycle to the foothills, or climb fourteeners on weekends quickly learn that hydration and fueling are critical to performance and recovery.
Sports supplements can help fill nutritional gaps, but quality varies widely. The best brands prioritize clean ingredients, transparent labeling, and third-party testing. Colorado is also home to a thriving outdoor nutrition industry, with several well-known brands founded in the state. Here are the ten best sports supplement brands for Centennial athletes.
The Top 10 Sports Supplement Brands
1. Skratch Labs
Founded in Boulder, Skratch Labs creates hydration mixes, energy chews, and recovery drinks using real fruit and simple ingredients. The brand originated from feeding professional cyclists and is especially popular with endurance athletes in Colorado.
2. Honey Stinger
Based in Steamboat Springs, Honey Stinger uses honey as a natural energy source in its waffles, chews, gels, and protein bars. Its products are a staple in the pockets of trail runners, skiers, and cyclists across the state.
3. Optimum Nutrition
Optimum Nutrition is one of the most trusted names in protein supplements. Its Gold Standard Whey is widely used for muscle recovery, and the brand offers a range of pre-workout and amino acid products.
4. Thorne
Thorne is known for research-backed formulations and rigorous quality standards. Many of its sports products are NSF Certified for Sport, making them a trusted option for collegiate and professional athletes.
5. Momentous
Momentous partners with sports scientists and elite teams to create high-quality protein, creatine, and recovery products. Its focus on third-party certification and premium sourcing appeals to serious athletes.
6. Garden of Life Sport
Garden of Life Sport offers plant-based and grass-fed protein options that are certified organic and tested for banned substances. It is a strong choice for athletes seeking clean, whole-food-based nutrition.
7. Klean Athlete
Klean Athlete provides NSF Certified for Sport supplements designed for athletes of all levels. Its product line includes electrolytes, multivitamins, protein, and omega-3s with a focus on purity.
8. Nuun
Nuun electrolyte tablets are convenient for staying hydrated during hikes, runs, and bike rides. Their low-sugar formulas dissolve quickly in water, making them ideal for high-altitude activities.
9. Transparent Labs
True to its name, Transparent Labs discloses every ingredient and dosage on its labels. Its pre-workout formulas, creatine, and whey isolate are popular with strength athletes and gym enthusiasts.
10. GU Energy Labs
GU Energy Labs pioneered the energy gel and continues to be a top choice for marathoners and ultramarathoners. Its gels, chews, and drink mixes provide quick, easily digestible fuel during long efforts.
Choosing Quality Supplements
Look for third-party certifications such as NSF Certified for Sport or Informed Sport, which verify that products contain what the label claims and are free of banned substances. Avoid proprietary blends that hide ingredient amounts. Consider your specific goals, whether endurance fueling, muscle recovery, hydration, or general wellness, and choose products that align with them.
It is always wise to consult a healthcare provider or registered dietitian before starting new supplements, particularly if you take medications or have underlying health conditions.
Hydration Is Key in Colorado
Dehydration can occur quickly at altitude, often without obvious thirst. Electrolyte supplements that replace sodium, potassium, and magnesium help maintain performance and prevent cramping. Many local athletes drink electrolyte mixes not only during exercise but also throughout the day during hot summer months.
Trends in Sports Nutrition
Clean labels and whole-food ingredients continue to drive the market. Plant-based proteins are growing rapidly, and creatine is receiving renewed attention for its benefits to both athletic performance and cognitive health. Personalized nutrition, guided by sweat testing and wearable data, is helping athletes fine-tune fueling strategies. Sustainable packaging and ethically sourced ingredients are also becoming important purchasing factors.
Where to Shop
Centennial residents can find these brands at specialty running and cycling shops, natural grocery stores, outdoor retailers, and nutrition stores throughout the south metro area. Many specialty stores offer sample products so athletes can test flavors and digestibility before race day.
Frequently Asked Questions
Do I need supplements to perform well?
A balanced diet of whole foods should be the foundation of any athlete's nutrition. Supplements are most useful for convenience, filling specific gaps, or fueling long efforts when eating real food is impractical. Hydration and electrolyte products are particularly helpful at Colorado's altitude.
What does NSF Certified for Sport mean?
This certification verifies that a product contains what its label claims, does not contain undisclosed ingredients, and has been screened for hundreds of substances banned by major athletic organizations. It is especially important for competitive athletes subject to drug testing, but it also offers reassurance to recreational users.
How should I fuel for a long hike or bike ride?
For efforts lasting more than an hour, many athletes consume easily digestible carbohydrates from gels, chews, or drink mixes at regular intervals, along with electrolytes and water. Practice your fueling strategy during training so you know which products your stomach tolerates before a big adventure or race.
Is creatine safe for recreational athletes?
Creatine monohydrate is one of the most extensively researched supplements and is generally considered safe for healthy adults when used as directed. It can support strength, power, and recovery. As with any supplement, consult a healthcare professional if you have medical conditions.
Final Thoughts
Proper nutrition can make the difference between struggling and thriving on the trail, road, or gym floor. The brands on this list combine quality, transparency, and performance, making them excellent choices for Centennial's active community. Fuel wisely, hydrate consistently, and enjoy everything Colorado has to offer.