Cascadia Fitness Press
Protein After 50
Evidence-Based Strategies for Muscle, Strength, and Independence
Built on 239 peer-reviewed studies. Zero supplement sponsors.
Launch price — increases to $37 after initial reader reviews.
Early reader reviews
Testimonial 1 — add after first readers respond
Testimonial 2 — add after first readers respond
Testimonial 3 — add after first readers respond
Inside the book
Eight chapters. One honest map.
- 01
The Quiet Crisis
Why protein, strength, and grip predict your independence at 80.
- 02
The Protein Math
The 1.2–1.6 g/kg target and the leucine threshold.
- 03
The Meal Blueprint
Five 15-minute breakfast templates that cross the threshold.
- 04
Fuel Without an Engine
The resistance-training pairing that makes protein work.
- 05
The Creatine Chapter
17 studies on the most misunderstood supplement for aging.
- 06
The Plant Protein Question
Not advocacy, not dismissal, just the data.
- 07
The Bigger Picture
Sleep, mTOR, and the longevity stack.
- 08
Your Next Move
Three actions this week, one conversation with your doctor.
Not ready to buy? Start with the free Creatine Chapter.
Ten pages. Seventeen studies. The most misunderstood supplement for aging, unpacked without hype. We'll email the PDF immediately.
About
Cascadia Fitness
Cascadia Fitness is an independent, research-driven wellness platform based in Portland, Oregon. We do three things: research, educate, connect. We take no supplement sponsors, sell no coaching packages, and have no quotas to hit.
The free library lives at cascadiafitness.org — ten theme pages, a protein calculator, a sleep assessment, and a research blog. The book is for readers who want the full protocol in one place.
Educational disclaimer: Cascadia Fitness publishes evidence-based educational content. Nothing here constitutes medical advice, diagnosis, or treatment. Consult your physician before changing diet, supplementation, or exercise — especially if you have kidney disease, take prescription medications, or have been diagnosed with any condition affected by dietary protein.