Can you link to an original source? I couldn't find one following that spammy blog. From what I could find sarcopenia's exact causes aren't fully understood ye

Can you link to an original source? I couldn't find one following that spammy blog. From what I could find sarcopenia's exact causes aren't fully understood yet. Regardless of the correct quantities protein does not need to come from animal sources. And if we want to live with less suffering and environmental destruction we'll need to reduce reliance on animal protein.