Back to feedHealthy Lifestyle and Nutrition Blog | NutritionFacts.orgLifestyle & HealthblogDoes Less Protein Increase FGF21 for Longevity?Thursday, May 21, 2026Michael Greger M.D. FACLMView original–––Fasting and exercise can boost the longevity hormone FGF21, but what can we eat—or avoid eating—to get similar effects? Over a century ago, fasting was […]