Why You Can't Get It Up (And What to Actually Do About It)

menover40 supplements testosterone May 07, 2026

Nobody wants to talk about this. But if you're reading an article with this title, you're past that. Good. Because the men who don't talk about it, don't fix it.

Here's the thing most men don't realize: a lack of erectile ability isn't one problem with a sole cause. It's a system failure that can be triggered by a whole mess of things.

Something upstream broke down, or several things did, and the result shows up in a very visible and frustrating way.

For so many guys, it is no problem getting hard, but losing it mid-way is the issue.

This matters because it's the reason so many men try one solution, get inconsistent results, and quietly conclude that nothing works. They weren't wrong to try. They just might be aimed in the wrong direction.

One supplement, one blood test, one conversation with a doctor who hands you a prescription and sends you home. These things can help when they match the actual cause. But for every time they work, there’s another person suffering from failure.

This article is going to change how you think about erectile health.

 

The Problem With How ED Gets Discussed

The standard conversation about erectile dysfunction goes something like this: see a doctor (can simply be done online these days), get a prescription, take a pill. And for a lot of men, that works well enough, at least situationally.

Yet, it overrides the signals the body is giving, forcing a resolution. Oftentimes, you get the hardened result…but only by placing a proverbial band-aid over the issue, whatever is causing it in the first place. 

Long-term, that can mean your health continues to slide downwards because you’re not actually fixing the issue.

For many men, that little pill isn’t even enough. I just had a conversation with a man, who, unfortunately, was the case. For him, deeper solutions were required. 

The reality is that getting and keeping an erection requires several independent systems to be working at the same time. Hormones, neurotransmitters, blood flow, vascular function, nerves, and psychology all have to be working. If any one of them is failing, you can kiss your erection goodbye.

So let's actually look at what can go wrong, and what you can do about it.

 

The Root Causes: What's Stressing the System

Before we get into physiology, it helps to understand the upstream causes. Think of these as the things that break the systems, rather than the systems themselves.

Lifestyle stressors are the big ones, and often the most overlooked because they're slow-moving. No single bad night of sleep or stressful week is going to cause ED. But the cumulative weight of poor habits over months and years absolutely will. Poor sleep tanks testosterone and growth hormone. Chronic stress floods your body with cortisol, which directly suppresses the hormonal signals needed for arousal. A sedentary lifestyle, especially hours of daily sitting, restricts blood flow and compresses the nerves running through the pelvis. 

External toxins include the obvious ones, like smoking and excess alcohol, both of which cause real vascular and nerve damage over time. Here, even one night of heavy drinking can stop things from working temporarily. But this category also includes things most men don't think about: certain medications (blood pressure drugs, antidepressants, and opioids are notable offenders), endocrine-disrupting chemicals found in plastics and pesticides, and heavy metals. Most here will not cause ED overnight, but can after decades of build-up and damaging the system.

Internal physiological changes are often the result of the two categories of stressors above, but they take on a life of their own. Cardiovascular disease compromises the vessels that supply blood to the penis. Metabolic syndrome and diabetes cause nerve and vascular damage. Low testosterone and low DHT reduce both libido and erectile quality. 

Structural issues are a different category entirely, covering things like Peyronie's disease, prostate conditions, or damage from injury or surgery. These are often the most difficult to handle as it’s hard to undo the damage done from a surgery that severs nerves. 

Psychological factors are real, and they're often underestimated. Performance anxiety is particularly insidious because it creates a feedback loop. Even if the original problem was physical, what man isn’t going to worry that it won't work next time? And there are many things beyond that anxiety that can play a role. Depression, relationship tension, and unresolved trauma all belong here, too. 

As you can see, there are many players in the ED game. Because of this, what works for one person can be very different for the next.

 

Figuring Out Your Root Cause (Or Not)

In a perfect world, you'd run labs, work with a functional medicine doctor, and identify exactly which mechanism is failing and why. Facts are, most doctors don’t even understand this stuff in the detail I just shared.

In the real world, most men are trying to piece this together on their own. So some patterns are useful. 

  • Do you not get morning wood? Testosterone and nitric oxide are worth looking at. 
  • Are you a regular smoker or drinker? These could be the root.
  • Do erections start but fade quickly? PDE5 is a strong candidate. 
  • Have you had prostate or other surgery in the area? You may need to work real hard to correct this damage.
  • Are you anxious before or during sex? Psychology is in the mix.

Then there's pornography, which deserves its own conversation because it hijacks the neurological dopamine pathway in a specific and increasingly common way, and the fix for it looks nothing like the fix for any other cause. 

In my 20’s, I personally battled with porn-induced erectile dysfunction, and it took years of wrestling with shame and addictive based patterns before I could kick it for good. Since the dopamine desensitization was the actual cause, my issues with ED became a thing of the past when I did. 

That’s an example of finding the right root cause and dealing with it.

But here's the honest reality for most men. There's usually more than one thing going on. It’s a steady build of toxicity, causing damage over time. Lifestyle stressors compound. Mechanisms overlap. And trying to isolate and fix one variable at a time can take months. So I want to share some of the more important mechanisms and a solution for them.

 

Four Important Mechanisms: What's Actually Happening Downstream

1. Testosterone

Testosterone is foundational. You need to have really low testosterone for it to deliver ED. Much before that, testosterone that is not clinically low can sap your libido and drive. However, it’s not just about testosterone either. DHT plays an important role here, yet is often villainized for its role in prostate issues and hair loss.

These hormones typically decline with age (though that doesn’t have to be). Loss can be driven further down by stress, poor sleep, diet, and the endocrine disruptors listed above.

2. Dopamine

This one surprises people. Dopamine isn't just about feeling good in general; it's specifically tied to desire and arousal. Without adequate dopamine signaling, the motivation to pursue sex can fade even when testosterone is fine. 

Dopamine is key for libido, for triggering an erection to start in the first place, and to be able to maintain it.

3. Nitric Oxide

Erections are, at their core, a blood flow event. The spongy tissue in the penis (the corpus cavernosum) has to relax and fill with blood. That relaxation is triggered by nitric oxide (NO) in the lining of the blood vessels. No nitric oxide, no erection. Or more precisely, a poor one.

Poor vascular health means poor nitric oxide production. This is why cardiovascular health and erectile health are deeply linked. Diet, exercise, and certain herbs all influence this pathway.

4. PDE5

Even when nitric oxide does its job, there's an enzyme called phosphodiesterase type 5 (PDE5) that breaks down the resulting compounds, keeping you erect. If PDE5 is too active, erections fade quickly or don't hold. Lifestyle and damage can increase this enzymatic activity.

This is the exact mechanism that pharmaceutical drugs for this effect target. They're PDE5 inhibitors. They just slow the breakdown of what nitric oxide produces. Which is why they work for some men and not others. 

 

What Thor's Hammer Is Designed to Do

Thor's Hammer is a formula from Lost Empire Herbs, built around a simple idea: instead of picking one mechanism and hoping that's your problem, address all four at once. The five-herb blend was put together specifically to cover testosterone, dopamine, nitric oxide, and PDE5 in a single formula.

Will this work for everyone? No, of course not. There are still many causes it can’t touch. It will not resolve decades-old sexual trauma. It will not cure a porn addiction.

But it does work for many who need support in these key areas. Thor’s Hammer includes a blend of five herbs.

  1. Tongkat Ali is one of the most well-researched herbs for testosterone support. It works through multiple pathways to help the body produce and utilize testosterone more effectively. It even has some of its own PDE5-inhibiting effects.
  2. Mucuna is naturally rich in L-DOPA, the direct precursor to dopamine. For men whose libido or desire has faded, this can help to turn that around. Mucuna has also been shown to inhibit prolactin, another hormone that can stand in the way. 
  3. Cistanche has been used in Chinese medicine for over a thousand years, specifically for male sexual function. A tenth-century Chinese physician documented that 80% of his male potency formulas included it. The mechanism is believed to be increased blood flow to the pelvic and genital area, consistent with nitric oxide activity. One of its nicknames is “The Stalk Enlarger” after all. 
  4. Horny Goat Weed (Epimedium) earns its name. Its active compound, icariin, acts as a PDE5 inhibitor. It also supports nitric oxide production, making it active on two mechanisms simultaneously.
  5. Shilajit is the potentiator. Its role in the formula isn't to target a specific mechanism but to improve absorption and cellular uptake of everything else. In Ayurvedic medicine, it's been used for centuries to restore and support sexual function as it helps to restore health overall.

 

Together, these five herbs give you meaningful coverage across all four physiological pathways. That's not something you can say about most products in this space.

Now, herbs are not drugs. You should not expect the same immediate, powerful effect you'd get from a pharmaceutical PDE5 inhibitor. What you can expect, especially with consistent use, is genuine support for the underlying systems rather than a temporary mechanical override. 

The positive side effects are also real: better energy, improved mood, and stronger overall hormonal function tend to follow. 

 

The Bottom Line

As mentioned before, erectile health is a systemic problem. It has upstream causes: lifestyle, toxins, internal physiology, structural damage, and psychology. Those causes disrupt downstream mechanisms: testosterone, dopamine, nitric oxide, and PDE5. 

And the solution, whether herbs, lifestyle changes, or medical treatment, should match the cause.

Most men don't have the luxury of running comprehensive labs and spending months isolating variables. They want something that works across the likely causes, supports their overall health, and doesn't come with a page of drug warnings.

For men who want to support four mechanisms naturally, in a single formula, Thor's Hammer is a great place to start. It was designed by people who understand physiology, using herbs that have centuries of use behind them and growing research to support it. The results won't look like a pharmaceutical effect, but they'll be building something real rather than patching around the edges. 

Here’s what some extremely happy customers had to say.

“Thors Hammer is a HAMMER from the GODS as no other product would do this all alone… This stuff works guys!!! or Ladies-if you want an immediate change in your relationship—feed this to him—You will enjoy!!!! Now I gotta find a willing participant for the Hammer Zone!!!! Gotta run for FUN” -Dallas

 

“This stuff is gold! I never told my wife about the product or that I started taking it. She knew about the pine pollen and definitely appreciates those results. But this was a new level. The first time it was like Wow! But the second time, she exclaimed mid-O, “What did you do?!” LOL. Awesome sauce!” -Zachary Bauer

 

Find out more about Thor’s Hammer here.

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