Colino is a contributor for TIME. Colino is a contributor for TIME. Amino acid supplements have soared in popularity in recent years. Social-media influencers peddle them with promises that they’ll ...

There are about as many performance supplements on the market as there are protein-packed foods in a WH editor’s fridge. (Hint: It’s a lot.) A biggie as of late? Amino acids, which are the building ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Nerd out with me for a sec about why amino supplements matter. They’re the ...

Amino acids are absolutely essential to our health—and for life itself. They are the so-called “building blocks” of proteins. They play a key role in the growth, repair, and maintenance of almost ...