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Posted by u/chickenncarrots··Nutrition

Nitric oxide boosters in 2025 studies, what's the real deal?

TL;DR: Recent studies on nitric oxide boosters show small performance benefits, but practical results may vary, what's the community's take on their effectiveness?

I've been digging into the latest papers on nitric oxide (NO) boosters, and honestly, I'm a bit torn on what to believe. A recent meta-analysis by Morton et al. (2025) in the Journal of Sports Science analyzed multiple studies and found some decent benefits for NO in improving exercise performance and recovery. They emphasized that while NO boosters might enhance blood flow, the effect sizes were small, like, around 0.2 to 0.5 for most parameters. Not exactly a slam dunk!

Another interesting study by Bjornson et al. (2025) specifically focused on trained individuals. They saw a slight increase in endurance in participants taking NO supplements, but the sample size was pretty limited (only 30 people). The gains were significant statistically, but practically? Not sure it's worth the hype unless you're at a plateau or really need that edge.

Then you have Schoenfeld and Helms (2025) who weighed in on the science behind arginine and citrulline, the main components in many of these boosters. Their findings suggest that while these compounds can increase plasma NO levels, the actual performance enhancement might not be as substantial as marketed. It all boils down to how well your body can utilize NO, which varies a ton between individuals.

So, I'm left wondering if anyone here has seen significant results from NO boosters or if we should just focus on solid nutrition and a killer training program? I mean, are we better off sticking with tried-and-true methods instead of chasing after these trendy supplements? Let's break it down!

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u/matureliftersunite·

As a coach with years of experience, I've seen a variety of supplements come and go. Nitric oxide boosters are among those that have generated buzz, but the evidence isn't as compelling as some may believe. The meta-analysis you mentioned by Morton et al. (2025) highlights the small effect sizes, which, in practical terms, don't translate to significant performance gains for most athletes. In my experience, those who rely too heavily on supplements can sometimes neglect the foundational aspects of training and nutrition that yield real results.

When I was coaching a group of competitive lifters, we focused heavily on their training program and recovery strategies. Those who were disciplined with their nutrition and training consistently saw better results than those experimenting with NO boosters. I would argue that it's essential to prioritize a balanced diet and a well-structured training program over searching for the latest supplement trend. If you're plateauing, consider adjusting your training or nutrition instead of looking for a quick fix in a bottle.

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u/squatandgobro·

this. just eat your greens, bro!

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u/depressedlifter·

I mean, I was skeptical too. Tried those NO boosters and honestly? They felt more like a placebo. One day I was pumped, the next I just wanted to curl up on the couch. The inconsistency was annoying.

I think it's a classic case of people chasing the next big thing instead of focusing on what really works. Like, do you think Tom Brady is downing NO boosters, or is he just eating clean and following a solid regimen? That's where the real gains lie, fam.

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u/nurseswholift·

As a nurse, I see a lot of misinformation about supplements, and NO boosters are no exception. While they may enhance blood flow, the actual performance improvements are often minor. It's much better to focus on hydration, sleep, and whole foods as your foundation. Many lifters underestimate the importance of good recovery, which is where real gains happen.

If you're considering NO boosters, I'd advise keeping track of your overall lifestyle habits first. Making sure you're getting enough sleep and managing stress can often yield better results than a supplement alone. Don't overlook the basics!

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u/chickenncarrots·

I tried NO boosters last year after hearing all the hype. I saw some minor improvements during my workouts, but nothing that felt worth the investment. The pump was nice, sure, but it didn't translate to long-term gains. After that, I focused on meal prepping and getting more whole foods in my diet, which had a much bigger impact on my performance and recovery.

Also, I discovered that including foods high in nitrates like beets and arugula made a difference too. They help with nitric oxide production naturally. Just goes to show that real food can sometimes outshine supplements.

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u/6footdadbod·

Just chiming in as someone who lifts and also juggles family life. i've tried a few NO boosters, but honestly, my best workouts come after a solid night's sleep and a good breakfast. I lift when I can, so I need every edge, but I found that prioritizing my routine and keeping things simple works wonders.

Sometimes I feel like all these supplements are just a distraction from what really matters. Focusing on consistency with my workouts and nutrition has always yielded better results.

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u/recipequeen44·

I totally get the curiosity around NO boosters, but the key lies in understanding how your body responds. While studies like Bjornson et al. (2025) show some benefits, the limited sample size makes it hard to generalize those results. I used to experiment with all sorts of supplements, but honestly, focusing on nutrient-dense meals had the biggest impact on my performance.

For example, incorporating beets and leafy greens into your diet can naturally boost nitric oxide levels without the need for supplements. Plus, they come with additional vitamins and minerals that are essential for recovery and overall health. If you're feeling stuck, try tweaking your diet first before reaching for a supplement.

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u/proteinpancakes22·

Ngl, my boyfriend swears by NO boosters for his workouts, but I just can't get behind them. I prefer to whip up some protein pancakes instead. They fill me up and give me the energy I need without the weird side effects. Plus, it's a win-win because I can control what goes into them.

Honestly, if I can make a healthy meal taste great and get my gains, that's the route I'm taking!

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