Your Mitochondria Are Working Harder — Are You Keeping Up?
Let me walk you through something that almost nobody is talking about in the peptide space right now.
If you push mitochondrial output hard without supporting antioxidant systems, you can create more stress than benefit — even though you’re using “energy-boosting” compounds.
This came up while I was researching higher-dose SLU-PP-332 and looking deeper at mitochondrial up-regulation. Almost no one talks about this part. Make sure to read the whole post because it will benefit you in understanding oxidative stress and how to mitigate it. Let me break it down simply.
You have tiny power plants inside every single cell in your body. They're called mitochondria. Their job is simple — take the food you eat and the oxygen you breathe and turn it into energy. The better they work, the better you feel. More energy. Faster recovery. Sharper thinking. That's the whole game.
That's why mitochondrial peptides are so popular in research right now. Compounds like SS-31 and MOTS-C are designed to do two things: make your existing power plants run better, and tell your body to build brand new ones. At low doses, individually, these compounds are generally well-tolerated in research. Your body can handle the modest increase in output without much issue. But here's where it gets interesting.
When You Start Stacking, The Math Changes
The whole point of combining SS-31 with MOTS-C (or adding SLU-PP-332 on top) is synergy. You're not just nudging one pathway — you're pushing multiple mitochondrial pathways at the same time. More efficiency. More new mitochondria. Significantly more total energy output. That's the goal. And it works.
But every power plant produces exhaust. At low individual doses, the exhaust is manageable. Your body has a built-in cleanup crew that handles it no problem. When you stack these compounds and really push mitochondrial output, you're now running way more power plants at way higher capacity. The exhaust — called reactive oxygen species (ROS), basically tiny molecular wrecking balls — scales up fast. And if your cleanup crew can't keep pace with that new volume of exhaust, it starts piling up inside your cells. That's called oxidative stress. And it can quietly undo the very benefits you're chasing.
What Does That Actually Feel Like?
This is the part that trips people up. The symptoms of oxidative stress look a lot like the problems you were trying to fix in the first place:
  • Fatigue — even though you're running energy-boosting compounds
  • Brain fog that won't clear
  • Slow recovery
  • Joint aches
  • Getting sick more easily
A lot of people hit this wall and blame the peptides. They think the compounds aren't working or they're having a bad reaction. Most of the time, they just never supported the system that handles the extra load.
What's Actually Happening Inside
Your mitochondria have walls around them made of fats. When exhaust (ROS) builds up, it starts attacking those walls. Think of it like rust eating through metal. Once those walls are damaged, your power plants run worse and produce even more exhaust. Now you're in a downward spiral.
On top of that, each mitochondria has its own set of instructions — mitochondrial DNA — that tells it how to operate. That DNA is sitting right next to where all the exhaust is being made, and it doesn't have great repair tools. Once it gets damaged, that power plant is permanently broken. It doesn't fix itself. So the very thing you're trying to improve — mitochondrial function — starts breaking down because the support system wasn't there.
The Fix: Feed Your Cleanup Crew
Your body's head janitor is called glutathione. It's the most important antioxidant you've probably never thought about. Its whole job is to grab those molecular wrecking balls and neutralize them before they cause damage. The problem is that when you're stacking mitochondrial compounds and pushing hard, you burn through glutathione way faster than normal. If you don't actively replace it, your janitor quits and the mess takes over. Here's how to keep the cleanup crew fully staffed:
  • Gluathione (IM) — This is your master antioxidant and the front line of defense. For a heavy mitochondrial stack, a solid reference point is around 200mg - 400mg three times per week (600mg- 1200mg total per week).
  • NAC (N-Acetyl Cysteine) — This is number one. NAC gives your body the raw material to make more glutathione. It's like hiring more janitors. Cheap, widely available, and one of the most important things to pair with a mitochondrial stack. (1200mg - 2000mg per Day)
  • Eat your colors — Berries, leafy greens, bell peppers, beets. The more color on your plate, the more natural antioxidants you're getting. These compounds work alongside glutathione to share the workload. Simple rule: if your plate looks beige, you're not getting enough.
  • Broccoli, garlic, onions, and eggs — These are high in sulfur, which is one of the key building blocks your body uses to make glutathione. Diet is the foundation. These foods are the concrete.
  • Vitamin C — Here's something most people don't know. Vitamin C and glutathione work as a tag team. Vitamin C neutralizes a free radical, gets used up, and glutathione recycles it so it can go again. If either one is low, the whole system slows down. (5,000mg daily)
  • CoQ10 — This one's special because it works inside the mitochondria themselves. It's part of the energy production process and also acts as an antioxidant right at the source. When you're pushing these pathways harder, CoQ10 becomes even more relevant. (100-200mg daily)
  • Selenium — Found in Brazil nuts, sardines, and eggs. Selenium activates one of the main enzymes that puts glutathione to work. Without it, you can have plenty of glutathione just sitting there not doing its job.
  • Vitamin E — Works specifically in fatty areas like cell membranes, which is exactly where mitochondrial damage happens. Nuts, seeds, and avocados are your best natural sources. (1000- 2000 IUS daily)
  • Taurine - When you push mitochondrial output hard, you increase ROS production, calcium stress, and membrane strain all at once—taurine helps stabilize mitochondrial membranes and regulate calcium handling, which prevents that extra energy output from turning into damage. Think of it as reducing exhaust at the source, not just cleaning it up after, which is why taurine pairs so well with antioxidant support like glutathione/NAC. (3000-5000mg per day)
The Bottom Line
Running one mitochondrial compound at a low dose? Your body can probably handle the extra exhaust on its own. Stacking multiple compounds for synergy and really pushing output? That's a different conversation. The exhaust production jumps significantly, and your antioxidant system needs to be ready for it.
This isn't complicated. Eat well. Prioritize NAC and the basics listed above. Think of antioxidant support not as a bonus — but as part of the protocol. You wouldn't put a bigger engine in a car and never change the oil. Same idea here. Take care of the system, and the system takes care of you.
As I said, this was part of my research for a high-dose SLU experiment. If you want more content like this that addresses things nobody in the research space is talking about, drop a 🔥 emoji.
This is for research and educational purposes only. Not for human consumption.
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Derek Pruski
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Your Mitochondria Are Working Harder — Are You Keeping Up?
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