Blog
Losing fat without losing muscle after 50: what to track
After 50, fat loss can hide muscle loss. Learn which body composition, strength, protein, recovery, and blood markers show whether lean mass is protected.
Bone broth: collagen, glycine and the gut-aging connection
Learn how bone broth, collagen-rich gelatin, and glycine may support sleep, joints, gut barrier health, and biological aging biomarkers with safety notes.
Collagen peptides: do they actually work for aging?
Collagen peptides may modestly help skin hydration and joint pain, but results are small and industry funding clouds the evidence. Here's what to expect.
Silica for connective tissue and skin aging
Silica is an overlooked trace mineral for collagen, bone, and skin aging. Learn the science, food sources, and supplementation trade-offs.
Carnivore diet and aging: what the evidence says about longevity
A balanced evidence review of the carnivore diet for aging: short-term benefits, long-term risks, nutrient gaps, cholesterol, fiber, and longevity.
Protein timing and muscle synthesis: the leucine threshold after 40
Learn why protein timing and the leucine threshold matter more after 40. Science-backed strategies for muscle protein synthesis, sarcopenia prevention, and longevity.
Glycine and collagen: The anti-aging amino acids that decline with age
Glycine supports collagen, glutathione, sleep, and connective tissue. Learn what studies show, practical food sources, and safe supplement context.
Best protein sources after 50: A longevity-focused guide
Best protein sources after 50, ranked by leucine, bioavailability, meal timing, plant vs animal tradeoffs, and muscle-preserving longevity science.
How much protein do you need after 40? The science-based guide
Find out exactly how much protein you need after 40 to maintain muscle, boost metabolism, and stay strong. Science-backed recommendations by age and activity.