This Is the Energy Tool I Reach for on the Days That Matter Most

I get asked a lot whether I think capsules or injectables are “better” for NAD+ support. Honestly? That’s the wrong question. They’re not competing with each other — they’re doing two different jobs.

I take my own Happy Cellular Energy capsules daily. It’s my foundation — a 9-ingredient formula built around NR, CoQ10, PQQ, ALCAR, Urolithin A, and more, designed to support cellular energy production steadily over time. It’s the kind of energy that builds in the background of your day, day after day, supporting the systems that keep you running.

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Then there’s the Ion Layer NAD+ Injector Pen — and that’s a different kind of energy entirely.

What It Actually Is

It’s a doctor-endorsed, at-home NAD+ injection — no clinic, no IV chair, no waiting room. You do it yourself, on your own schedule, in the time it takes to make your morning coffee. For someone whose calendar is already packed with podcast recording, content shoots, and running two businesses, that alone made it worth trying.

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CODE: Biohackerblondie for 20% off

A Different Kind of Energy

Here’s the distinction I’ve come to appreciate: my capsule routine is steady, cumulative, foundational — it’s there every day, doing its job quietly. The Ion Layer pen feels more direct and immediate. Because it bypasses digestion entirely, it gets NAD+ into your system in a way that feels noticeably faster and more pointed — less “building a foundation,” more “I need this right now.”

NAD+ — nicotinamide adenine dinucleotide — is a coenzyme your cells need for energy production at the most fundamental level. It’s involved in how your mitochondria generate ATP, and it naturally declines as we age. Supporting that pathway through two different delivery methods, at two different paces, has just made sense for how my actual life works.

The Benefits I Notice

I notice a real difference. Quick, clean energy — not the jittery kind, the kind that actually feels like fuel. Sharper focus through the parts of my day that usually fade fast. Better sleep at night, which then compounds into better everything else. My workouts feel stronger, and recovery afterward is noticeably faster — less of that lingering soreness and fatigue that used to drag into the next day.

It’s become one of those tools that quietly does its job, which is honestly the highest compliment I can give a biohacking product.

Why You’d Want This

If you’re someone who’s already doing the basics right — sleeping, eating well, training — and you still feel like you’re missing a gear, this is exactly the kind of tool that closes that gap. It’s for the days you need to show up fully: a big workout, a packed schedule, a stretch where recovery matters more than usual. You don’t need to overhaul your routine or carve out clinic time to get a meaningful boost. It takes minutes, it’s yours to use on your schedule, and the difference is something you actually feel — not something you have to take on faith.

If You’re Needle-Shy

I know the injector pen isn’t for everyone, and Ion Layer gets that. They also make NAD+ Patches and Glutathione Patches — transdermal options that use iontophoresis (a gentle electric current) to push the compound through the skin and into your bloodstream without a needle at all. Same philosophy, different delivery method. If recovery and antioxidant support is more your focus than straight energy, the glutathione patch is worth a look too.

The Bottom Line

I’m not picking a side between capsules and injectables, because I don’t think there is one to pick. My Happy Cellular Energy capsules are my daily foundation. The Ion Layer pen is what I reach for when I want something more immediate. Different tools, different jobs, same goal.

If you want to try it, you can use my code BIOHACKERBLONDIE for a discount at ionlayer.com/BIOHACKERBLONDIE.

I only feature products I personally use and trust. Using my code may earn me a commission at no extra cost to you. These statements have not been evaluated by the FDA. Ion Layer products are not intended to diagnose, treat, cure, or prevent any disease.