7. Threonine

Threonine is important in production of structural proteins like collagen, and elastin. It is also needed for immune function and fat metabolism. Sources include beef, soy, pork, chicken, liver, cheese, shellfish, nuts, seeds, beans, and lentils.

Quick Facts

-Important in production of structural proteins like collagen, and elastin
-Important for immune function and fat metabolism

RDI
15 mg / kg [105]

Sources
Beef, soy, pork, chicken, liver, cheese, shellfish, nuts, seeds, beans, and lentils [136]