Blogs

It's the question we get asked more than almost any other. You know NAD+ matters. You know NMN can raise it. But if you're considering Protocol X® – a full-stack longevity formula with 20+ clinically evaluated ingredients – does it outperform a single-ingredient NMN capsule when it comes to actual NAD+ levels? We decided to stop speculating. And start measuring. Right now, we're in …

If you've ever tried to build a serious longevity stack, you know the problem. Too many bottles. Overlapping ingredients. Doses that are either unclear or unrealistically low. Protocol X® V3 was built to solve that – without dumbing it down. This is the reader's guide: what V3 targets, what changed, what to realistically expect, and how to use it consistently. What changed in V3 How V3 …

AG1 and Protocol X often end up in the same conversation. Both are daily powders. Both are premium-priced. And, as of 2025, both have released meaningful formula upgrades – AG1 with their Next Gen update (more ingredients, an overhauled probiotic system), and Protocol X® with V3 (deeper longevity stack, two new actives, and increased doses of NMN and Creatine). So this isn't just a compa …

How Protocol X® V3 Boosts Your Longevity Have you ever thought about what's the best supplement for anti-aging? Well, XANDRO's here to help. Protocol X® V3 is our latest, science-upgraded longevity supplement – built as an all-in-one daily sachet that supports healthy aging, energy, recovery, and resilience. As verified longevity science evolves, so does Protocol X. Maintaining our p …

Updated March 2026 – originally published June 2024. Huberman's stack has evolved; we've updated this guide to reflect his current protocol and the latest evidence. If you've spent any time in the health and wellness space recently, you've almost certainly come across Dr. Andrew Huberman. The Stanford neuroscientist and host of the Huberman Lab podcast has become one of the most influential …