Why your body stops responding to protein as you age

Added: 2026-04-28

[00:00:00]you develop what's called anabolic resistance.

[00:00:04]And this is where your muscles, they become less responsive to protein.

[00:00:10]The same meal that would stimulate muscle protein synthesis for someone in their 30s, then becomes far less effective in your 60s.

[00:00:20]This means that you need more protein to achieve the same effect.

[00:00:25]And this is why older adults often benefit from protein intakes closer to 1.4, even up to 1.8 g per kilo of body weight.