As the founder of ProteinFactory, I believe in a science-first approach to sports nutrition. It’s easy to get caught up in hype and marketing—but what really matters is evidence. That’s why I’m bringing you the most recent, peer-reviewed research that has real implications for your training, recovery, and body composition goals.
Whether you’re an elite bodybuilder, an endurance athlete, or just looking to optimize your performance, the studies below offer cutting-edge insights that are both practical and powerful.
1. Broccoli Sprout Extract: Natural Support for Performance and Recovery
A new study out of Sweden, led by researchers from the Karolinska Institute and the Swedish School of Sport & Health Sciences, has spotlighted an extract made from broccoli sprouts (marketed as Nomio). The researchers tested it on athletes performing intense interval training, and the results were impressive.
Key findings:
- Decreased blood lactate accumulation
- Reduced markers of oxidative stress
- Improved sprint performance and faster recovery post-exercise
This effect is largely attributed to sulforaphane, a powerful compound found in cruciferous vegetables that activates Nrf2, a transcription factor involved in cellular protection and mitochondrial health.
Why this matters: Broccoli sprout extract may be an effective, natural ergogenic aid for reducing inflammation and enhancing post-workout recovery, particularly in high-volume or high-intensity training cycles.
2. Beetroot Juice Improves Isometric Endurance in Bodybuilders
A randomized, double-blind crossover trial published in Frontiers in Nutrition (2025) examined the effect of beetroot juice on muscular endurance in trained bodybuilders. Subjects consumed 250 mL of beetroot juice, which is high in dietary nitrates, and then performed isometric exercises.
Results:
- Plasma nitrate and nitrite levels significantly increased
- Isometric endurance improved by 15% to 25% across multiple muscle groups
- Peak torque was not affected—meaning strength stayed the same, but endurance increased
This makes beetroot juice particularly useful for bodybuilders who rely on sustained time-under-tension (TUT), as well as athletes who benefit from increased muscular stamina during training or competition.
Recommended product: Tectanic Red – our high-nitrate beet extract powder designed for endurance, blood flow, and pump enhancement.
3. Updated Protein Intake Guidelines for Bodybuilders and Endurance Athletes
A comprehensive review in Sports Medicine (2025) and supporting data from prior studies provide refined protein intake recommendations based on athletic goals and training phases.
For physique and bodybuilding athletes:
- 2.7 to 3.3 g protein per kg of body weight per day during contest prep or calorie deficits
- Emphasis on frequent dosing (~0.4–0.55 g/kg/meal) to maximize muscle protein synthesis
- Even distribution of protein across 4–6 meals per day showed superior lean mass retention
For endurance athletes:
- 1.8 to 2.0 g/kg/day is ideal, especially during periods of high training volume or low energy availability
- Fast-absorbing proteins post-exercise are critical to facilitate muscle repair and glycogen restoration
Recommended products: ProteinFactory’s Best Protein Powders, including:
- Salmonbolic 98 – hydrolyzed salmon protein with high di- and tripeptide content
- Total Frag 250 – ultra-pure hydrolyzed whey protein for fast absorption
- Hydrolyzed Collagen (used strategically) – for skin and joint health, not muscle building
4. Nutrient Timing: Optimizing Recovery After Training
A 2025 narrative review focused on nutrient timing emphasized the importance of the immediate post-exercise window for maximizing recovery and adaptation.
Key recommendations:
- Combine protein (0.4–0.5 g/kg) and high-GI carbohydrates (1.0 g/kg) immediately after training
- Add creatine and electrolytes for improved cell volumization and hydration
- Refeed with balanced meals within 2–6 hours post-training to maintain anabolic environment
This aligns with the concept that recovery is not just about what you eat, but when you eat it. For hard-training athletes, particularly those training twice a day or in a caloric deficit, nailing nutrient timing can be a key differentiator in recovery and performance.
Final Thoughts
These studies reaffirm a core philosophy we’ve had at ProteinFactory for decades: research matters. It’s easy to fall into the marketing trap of the latest flashy ingredient or influencer-backed trend. But staying grounded in science ensures your efforts in the gym aren’t wasted.
Here’s the summary:
- Broccoli sprout extract can help with inflammation and oxidative stress
- Beetroot nitrate boosts endurance—especially for bodybuilders working on posing and TUT
- Protein intake needs to be personalized and periodized based on training phase
- Nutrient timing is more than hype—it’s a measurable advantage
If you want to build your supplement stack on a foundation of real evidence, not just marketing fluff, we’ve got you covered.
—
Alex Rogers
President, ProteinFactory.com
References
- Tolf, A., et al. “Broccoli sprout extract improves recovery and performance in high-intensity training.” Karolinska Institute, 2025.
- Al-Raeei, M., et al. “Beetroot Juice Increases Nitrate, Nitrite, and Isometric Strength Endurance in Trained Males.” Frontiers in Nutrition, 2025. https://www.frontiersin.org/articles/10.3389/fnut.2025.1576712/full
- Helms, E., Aragon, A., & Fitschen, P. “Evidence-Based Recommendations for Natural Bodybuilding Contest Preparation.” Journal of the International Society of Sports Nutrition, 2014.
- Jäger, R., et al. “International Society of Sports Nutrition Position Stand: Protein and Exercise.” JISSN, 2017.
- Kerksick, C., et al. “International Society of Sports Nutrition Position Stand: Nutrient Timing.” JISSN, 2017.
Alex Rogers is a supplement manufacturing expert. He has been formulating, consulting, & manufacturing dietary supplements since 1998. Alex invented protein customization in 1998 & was the first company to allow consumers to create their own protein blends. He helped create the first supplement to contain natural follistatin, invented whey protein with egg lecithin, & recently imported the world’s first 100% hydrolyzed whey.
