Brent, Host of The Longevity Loop and IIN-Certified Health Coach

Brent Wallace

Host of The Longevity Loop and IIN-Certified Health Coach

Brent Wallace runs Spannr, one of the leading longevity clinic directories in the US, and hosts The Longevity Loop podcast. A 2011 Institute for Integrative Nutrition graduate and health coach, he tracks 20+ biomarkers daily and tries the protocols himself. After 25 years in marketing, he founded LongevityClinicMarketing.com, home of Clinic OS, the patient acquisition system that keeps longevity clinics from losing patients.

Articles

Best Longevity Doctors in Los Angeles: Top 7 Physicians Compared

Best Longevity Doctors in Los Angeles: Top 7 Physicians Compared

We review the top longevity doctors in Los Angeles who practice preventative medicine and provide services to help extend your healthspan.

Best Longevity Doctors In Miami: Top 5 Physicians Compared

Best Longevity Doctors In Miami: Top 5 Physicians Compared

We review the top longevity doctors in Miami who practice preventative medicine and provide services to help extend your healthspan.

Best Longevity Doctor In Chicago: 5 Physicians Compared (2026)

Best Longevity Doctor In Chicago: 5 Physicians Compared (2026)

Chicago has two kinds of longevity care, and most guides lump them together. One is a research-grade aging assessment inside a hospital system. The other is a crowded private market where quality varies wildly. Sort the lane first, then screen the clinic with two questions before you spend a dollar.

Best Longevity Doctors In Austin: 5 Physicians Compared by Goal

Best Longevity Doctors In Austin: 5 Physicians Compared by Goal

We review the top longevity doctors in Austin who practice preventative medicine and provide services to help extend your healthspan.

CellCore Comprehensive Protocol Review: My 10 Months, 6 Kits, and Results

CellCore Comprehensive Protocol Review: My 10 Months, 6 Kits, and Results

Ten months. Six kits. Five phases. My standard bloodwork barely moved; my heavy metal readings did, and somewhere in the middle I lost two weeks to brain fog I caused myself. Here's my full CellCore Comprehensive Protocol review, including the timing fix I wish someone had handed me on day one.

Best Longevity Doctors in San Francisco: 10 Physicians Compared (2026)

Best Longevity Doctors in San Francisco: 10 Physicians Compared (2026)

Diagnostics-first assessment, concierge preventive care, hormone medicine, and regenerative orthopedics are four different products wearing one word. Pick your lane before your clinic, verify the license behind the logo, and know which menu tests the evidence actually supports.

DEXA Scans: The Two Different Tests, What They Cost, and How to Read Your Results

DEXA Scans: The Two Different Tests, What They Cost, and How to Read Your Results

DEXA scans aren't one test; they're two, priced differently and measuring different things. Here's how to tell which one you need.

Where to Start Longevity: A Beginner's 3-Step Roadmap for Your 40s and 50s

Where to Start Longevity: A Beginner's 3-Step Roadmap for Your 40s and 50s

Most beginners buy supplements before they understand the biology. This roadmap flips that order: learn first, then find the right practitioner and clinic.

Low Testosterone: How to Confirm It Before Treatment

Low Testosterone: How to Confirm It Before Treatment

One low testosterone result does not establish hypogonadism. Learn how low T should be confirmed, when total vs. free testosterone matters, what can cause low levels, and what a careful clinic should evaluate before considering TRT.

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