Our grain - free lamb & lentils recipe is a rich protein combination of lamb, turkey and salmon complemented with healthy lentils & carrots. (nulo.com)
These protein types are digested and absorbed slower than most other protein combinations, creating relatively longer periods of high blood amino acid concentrations for sustained and improved muscle growth. (shapesense.com)
See this diagram for more details on vegetarian protein combinations. (thetinatimes.com)