It’s needed for collagen production--vital for maintenance of many of the body’s tissues, including joints, bones, teeth, gums, skin and arteries. This makes it essential for wound healing. Not only is vitamin C an antioxidant capable of neutralizing molecules that cause cellular damage; it serves to regenerate other antioxidant nutrients such as vitamin E. Vitamin C is also vital to the immune system in its work against infectious pathogens. It’s necessary for bile production, influencing the digestion of fats. The nutrient is also key for the production of the neurotransmitters responsible for how we feel and function. These are just some of the main functions of this essential nutrient.