Arnold Schwarzenegger has disseminated a study that examines the relationship between the consumption of protein and mortality rates in elderly people who suffer from chronic kidney disease. The Hollywood legend sought to ensure that his followers are aware of the situation.
🏋️ Arnold Schwarzenegger Clarifies Protein Misconception That Could Shorten Life
Arnold Schwarzenegger, the legendary bodybuilder, Hollywood icon, and former California Governor, has long been a trusted voice in the world of health and fitness. At 77 years old, he still maintains impressive strength and energy, and through his platform Arnold’s Pump Club, he shares science-backed advice for staying fit, healthy, and strong.
Recently, Arnold decided to address a long-standing protein myth that could have dangerous consequences, especially for older adults.
đź’ˇ The Misconception: Protein Causes Kidney Damage and Speeds Up Aging
For decades, many people have believed that eating too much protein could harm your kidneys and accelerate aging. The fear was especially common among older adults, who were often advised to reduce protein intake, believing it would “save” their kidneys or prevent age-related diseases.
Arnold addressed this directly, saying:
“If you’re cutting back on protein out of fear of kidney damage or slowed aging, it might be time to rethink your nutrition strategy.”
🔬 The Study: Protein, Chronic Kidney Disease, and Mortality
Arnold shared the results of a large study that followed over 8,000 elderly people (aged 60 and older) who were living with Chronic Kidney Disease (CKD) — a condition where the kidneys gradually lose function over time.
The study found something surprising:
- For people who already had CKD:
Consuming more protein was linked to a higher mortality risk. In other words, people with kidney disease who ate a lot of protein seemed to have a shorter life span over the course of the 10-year study. - For people without CKD (healthy kidneys):
The opposite was true!
Higher protein intake was linked to a lower mortality risk — as much as a 45% reduction in the risk of dying compared to those who ate less protein.
✅ The Key Takeaway: One Size Doesn’t Fit All
Arnold emphasized that the danger of protein is mostly relevant for those who already have Chronic Kidney Disease. For healthy adults — even older ones — protein is actually beneficial, not harmful.
So the old advice, which made many older people cut back on protein to “protect their kidneys,” is misleading unless the person has kidney disease.
Arnold summed it up by reminding his audience that:
“For decades, the belief was that eating too much protein caused accelerated aging and could lead to kidney decline — despite a lack of evidence showing any damage.”
🍳 Arnold’s Protein Recommendations
Arnold also gave practical advice for people trying to get enough protein, whether from food or supplements.
He recommends including these in your diet:
- Eggs
- Poultry (chicken, turkey)
- Fish
- Lentils, beans, chickpeas
- Tempeh and other plant-based proteins
- Greek yogurt and cottage cheese
- Lean beef
And for those who want to supplement:
“Alternatively, you can also purchase a high-quality plant-based or whey protein powder.”
đź’Ş Arnold’s Personal Experience
Arnold himself is a living example of the benefits of protein. Back in his prime bodybuilding days, he consumed up to 300 grams of protein daily while training twice a day, six days a week.
His legendary physique wasn’t just about lifting weights — it was powered by a disciplined, protein-rich diet.
🔥 Conclusion: Don’t Fear Protein — Unless You Have CKD
Arnold’s message is clear and science-backed:
- If you’re healthy, protein is your friend. It supports muscle maintenance, strength, and longevity as you age.
- If you have chronic kidney disease, talk to a healthcare provider about protein intake, because the rules are different.
- Don’t blindly follow old myths that reducing protein extends life or protects your kidneys — the research shows the opposite for healthy individuals.