Medically reviewed by Suzanne Fisher, RD Beta-alanine is an amino acid popular in supplements because it may help improve athletic performance and muscle recovery. Made in the liver and found in some ...

Now, in a proof-of-concept study published in the Journal of Agricultural and Food Chemistry, researchers have developed a ...

Playford and colleagues used in vitro and in vivo models and a clinical trial to analyze the effects of zinc carnosine on gut mucosal integrity and repair. This supplement is marketed as having ...