The effects of collagen peptide supplementation on body composition, collagen synthesis, and recovery from joint injury and exercise: a systematic review. Amino Acids, 53, 14931506
Iron-rich foods (spinach, lean red meat, lentils) prevent the anemia that can develop when food intake drops dramatically
The released fatty acids are then carried through the lymphatic system and processed by the liver over the following three to four weeks
Any substantial weight loss (on a GLP-1 or not) sheds some lean mass alongside fat
Orngreen MC, Olsen DB, Vissing J: Exercise tolerance in carnitine palmitoyltransferase II deficiency with IV and oral glucose
In another study on 1802 women, subjects in the highest quintile (one-fifth) of distribution for blood levels or dietary intake of lutein and zeaxanthin were 32% less likely to have nuclear cataract compared to women in the lowest quintile (Moeller 2008)