Okay, so what are free radicals, actually?

Free radicals are just unstable molecules that get created whenever our cells are active. A hard workout makes them. Stress makes them. Environmental exposure makes them. And so does something we don't talk about as much — the everyday process of our cells making energy.

That last one is a big deal, because it's constant. It's not just happening on leg day. It's happening right now, while you're reading this, because your mitochondria — the tiny structures inside your cells that produce your energy — are running around the clock. And that energy-making process naturally creates a free radical called superoxide as a byproduct.

So the goal was never "stop making free radicals." We can't, and we wouldn't want to — that would mean shutting down our own energy supply. The real question is: what's actually clearing them out?

Meet SOD — the antioxidant that's built differently

This is where SOD (Superoxide Dismutase) comes in. SOD is our body's own antioxidant enzyme, and it's stationed right inside the mitochondria — exactly where a lot of that superoxide shows up. Multiple independent research studies estimate that our mitochondria are responsible for roughly 90% of the free radicals produced inside our cells, on top of whatever we're picking up from a workout, stress, or our environment. Having an antioxidant enzyme positioned right there matters. SOD converts that free radical into harmless byproducts almost instantly — it's one of the fastest reactions in the body.

Here's what makes SOD different from an antioxidant like vitamin C: SOD is an enzyme, not a single-use molecule. Most antioxidants neutralize one free radical and they're spent — done, used up. SOD keeps going. It can clear free radical after free radical without running out.

Think of it like this: our bodies are making free radicals around the clock — from workouts, from stress, and just from being alive. That means our antioxidant defense needs to be just as constant.

That's the role SOD plays. Not a one-time fix. An enzyme that keeps working, all day, every day.

Why this matters more as we get older

Here's the part worth knowing: our natural SOD production tends to decline as we age. So the system responsible for clearing out free radicals — from our workouts, our stress, and our own energy production — has less backup over time, right as our cellular health could use it most.

That's exactly why every Cellev8 product is built around supporting this system, not replacing it. The SOD in our gummies comes from a specific melon extract, protected through a microencapsulation process so it survives digestion intact. Once there, it acts as a signal that tells our own cells to make more of their own SOD.

Where you'll find it

I talk about free radicals from workouts and stress all the time — but learning that a huge chunk of them are also just coming from my own cells making energy, every single minute, changed how I think about antioxidant support. It's not about fighting something off. It's about giving a process my body already runs around the clock a little extra backup.

Free radicals come from everywhere — workouts, stress, and even just being alive. SOD is built to keep up with all of it.

References

1. Mitochondrial Reactive Oxygen Species and Their Contribution in Chronic Kidney Disease Progression Through Oxidative Stress. Mitochondria generate approximately 90% of cellular ROS. Frontiers in Physiology, 2021. PMC8103168.
2. The Role of Mitochondria in Reactive Oxygen Species Generation and Its Implications for Neurodegenerative Diseases. Mitochondria generate almost 90% of total cellular ROS. PMC6316843.
3. Mitochondria-specific drug release and reactive oxygen species burst induced by polyprodrug nanoreactors — independent confirmation of ~90% intracellular ROS generated in mitochondria. PMC6461692.
4. The Applications and Mechanisms of Superoxide Dismutase in Medicine, Food, and Cosmetics — SOD's catalytic mechanism, converting superoxide into hydrogen peroxide. PMC10525108.
5. Exogenous SOD supplementation increases endogenous SOD levels and promotes immune activation. PMC10424669.
6. Bionov FAQ — SOD's mitochondrial localization and role as primary antioxidant enzyme. bionov.fr/en/faq