home Nutrients Amino Acids Non-Essential Amino Acids Proline Proline Category: Amino Acids Type: Non-Essential Amino Acids Functions:Involved in collagen synthesis and wound healing Deficiencies:None known Toxicity:None known Food Sources:Dairy, eggs, beef, poultry, wheat You're a Nut! Research shows that people who eat at least one cup of nuts per day are a little bit crazy. Calculate Your Daily Calories Male Female Recipe of the week Smoked Salmon Wrap