18 Signs You Are Not Getting Enough Protein

2. Mood Changes

Our brain needs special chemicals called neurotransmitters to convey information between the cells of our body. Amino acids are the building blocks of these neurotransmitters, which we know are the base of protein. It is easy to understand that low protein content in our diet could lead to a lack of producing those neurotransmitters, and that may negatively affect your brain’s work, causing depressive or overly aggressive mood.