What Is LifeWave X39 and How Does It Work? A Plain-English Guide for Men Over 40

If you’ve seen someone at the gym wearing a small round patch and wondered what it was, there’s a good chance it was the LifeWave X39. It’s a talked-about wellness product among men over 40 — and a widely misunderstood one. This is a plain-English guide: what X39 is, how LifeWave describes it, where you put it, what it is not, and how I fit it into my day.

I’m Dave Prosser, founder of Simply Younger and an authorised LifeWave Brand Partner — so I have a financial interest in this product, and you should read everything here with that in mind. I’m 50. I wear an X39 patch daily, alongside lifting every second day with the RP Hypertrophy app, 10,000+ steps a day, cold plunge, sauna and steam most days, and a short list of daily supplements. Everything below sticks to how LifeWave asks partners to describe the product.

What is the LifeWave X39 patch?

X39 is a small, round wearable patch that you place on the skin for the day. The single most important thing to understand is that it is non-transdermal. No drug, chemical, hormone or ingredient is designed to pass through your skin into your body. There are no needles and nothing to swallow. LifeWave describes X39 as a general-wellness phototherapy patch that gently stimulates the skin with light to support the body’s natural energy flow for strength and stamina.

Physically it’s unremarkable: a beige adhesive disc a little larger than a coin. You apply it, wear it for up to 12 hours, then remove and discard it. The next day you use a fresh one.

It’s worth being clear about categories. X39 is not a medicine, not a supplement, and not a cosmetic, and it is not intended to diagnose, treat, cure or prevent any disease. Getting that straight upfront saves you from the exaggerated claims that float around this space.

How does LifeWave say X39 works?

X39 belongs to a category called phototherapy patches. Rather than adding a substance, LifeWave says the patch is designed to reflect specific wavelengths of light back to the skin. It’s described as a light-based, optical product, not a chemical one — which is why nothing needs to be absorbed. For the general category difference, see the patch with no drug inside it.

You’ll see a lot of online content linking X39 to stem cells, GHK-Cu, telomeres or “reversing ageing”. I don’t make those claims. X39 is not a stem cell product, it contains no GHK-Cu, and it is not an anti-ageing treatment. If you’re interested in GHK-Cu as a piece of separate editorial science, I cover it in GHK-Cu explained — with no product claims attached.

Where do you put the X39 patch?

Common starting placements are the back of the neck (at the base of the hairline) or the navel area. Many people start with the neck because it’s easy to reach and keep consistent. Follow the instructions that come with the patches, apply to clean, dry skin, and rotate placement over time to keep the skin comfortable. Stop using it if you get skin irritation. For more detail, see my X39 placement guide.

What does wearing X39 feel like day to day?

Honestly? You mostly forget it’s there. As a brand partner with a financial interest in the product, I’ll keep this to what I can say plainly: it’s a simple daily habit. I put it on, get on with my day, and it doesn’t get in the way of training. That’s the extent of my personal claim — individual experiences vary and aren’t evidence of any outcome.

Who is the X39 patch for?

It’s aimed at adults who already take their health seriously — they train, they sleep, they eat reasonably well — and want a simple general-wellness addition. It is not a rescue product and it’s not a treatment for anything. If your sleep, training and nutrition aren’t in place, fix those first. And if you have a medical condition, are pregnant, or take medication, check with your doctor before adding any new wellness product.

How does X39 fit with the rest of my routine?

I treat X39 as one small habit among several, and the big ones do the heavy lifting: lifting every second day, 10,000+ steps, cold plunge, sauna and steam most days, ten PerfectAmino tablets and 10g of creatine daily, omega-3 and vitamin D, Perform electrolytes, and magnesium before bed. LifeWave also pairs X39 with Cellergize Morning in what it calls the Cellular Performance System, and makes a hydration product called X2O (my X2O evaluation). For a longer personal account, read my X39 review.

How do you get started with X39?

Order a month’s supply, apply a fresh patch each day to clean, dry skin, and keep your expectations grounded in LifeWave’s general-wellness description. Buy only through an authorised LifeWave Brand Partner store so you know it’s genuine, current stock.

Shop X39 at my LifeWave store →

Frequently Asked Questions

Does anything enter my body through the X39 patch?

X39 is non-transdermal — nothing is designed to pass through the skin. LifeWave describes it as gently stimulating the skin with light.

How long do you wear X39 each day?

Up to 12 hours, then you remove and discard it.

Can you reuse an X39 patch?

No. Each patch is single-use.

Where is the best place to put the X39 patch?

The back of the neck at the hairline or the navel area are common starting points. Follow the pack instructions, rotate placement and apply to clean, dry skin.

Is X39 a drug or supplement?

Neither. It’s a general-wellness phototherapy patch, and it is not intended to diagnose, treat, cure or prevent any disease.

Does X39 activate stem cells or contain GHK-Cu?

No such claim is made here. X39 is not a stem cell product and contains no GHK-Cu. It is a non-transdermal, general-wellness phototherapy patch that gently stimulates the skin with light to support the body’s natural energy flow for strength and stamina.