The answer is Proteins, its part of the 6 essential nutrients your body needs
Basically, your thumb is the only part of your body that has saddle joints. the bones in your saddles joint is responsible for moving back and forth, side to side. these joints are free enough to make any motion in your body. They are the only joints that can do 360 degrees and rotate with their own axis. But, because of its free moving, it is prone to any dislocation compared to other movable joints.
It is stored in the Vas deferen, and when needed, it is moved into the testes. When a man and a woman are having a sexual intercourse, semen leaves the tip of the penis, and along come the sperm. I like answering these kind of questions, so if you need anything, let me know.
Answer: Talk to your doctor or talk to a professional dietitian.
BUT I recommend you talk to your doctor because they'll know your situation and they can help you out better. Not only can they give you suggestions but they'll know the situation your in.
Not being careful and possible spreading disease and blood infections to an innocent patient