Leucine is an essential amino acid.

Some functions of leucine are: muscle growth and repair, energy production, and synthesizes protein.

Foods rich in leucine include: meat, chicken, and dairy products.

Leucine is one of three branch chain amino acids that some utilize pre and post workout.

B6 or Pyridoxine

B6 is also known as pyridoxine is an important B vitamin because it is involved in many processes in the body.

Some functions of pyridoxine are: various metabolic functions, good for nervous system, immune system, cardiovascular system and the skin, regulates balance of fluid, converts fats to hormones, and anti-inflammatory.

Foods rich in pyridoxine include: peppers, spinach, salmon, pork, bananas, chicken, squash, potatoes, and broccoli.