You want sweet. This is one of the first signs that your body lacks protein. One of the important functions of protein is to maintain the level of blood sugar. When he fast falls, then the body needs it to replenish quickly, which explains the craving for sweets for example candy.
The feeling of "fogginess" in the head. Balanced blood sugar is essential for the normal functioning of the body. When he is not enough protein, glucose level is constantly fluctuating, as a result, not a constant stream of protein to fuel the brain. Light snacks such as crackers or bread, lead to rapid, but only briefly to replenish sugar levels. It is therefore very important to eat properly and adequately.
The hair starts to fall. Protein is the building block of all cells in the body. The hair is a kind of "mirror" reflecting the state of health and lack of nutrients. So if over a short period of time they become weak, exhausted and dull — it is a signal to revise your diet to include more foods that contain protein.
You are feeling weak. Protein is essential for building muscle, but if the body does not get sufficient proteins, muscle mass begins to decrease. As a result, you begin to feel weak and physically tired quickly.
You are constantly sick. Protein is essential for maintaining normal immune system. Protein deficiency can occur if you frequently catch colds and the body can not cope with the infection. Also a sign of a lack of protein may be even getting a hangnail, because the skin is a huge immune organ, protecting us from the environment. If the body lacks protein, then cracks appear on the skin, which potentially exposes it to penetration of the infection into the body.