<prompt> Which of the following is not required for healingVitamin CCopperMethionineSodium  <response>: Ans. is d i.e.,Sodium Nutrient required for proper wound healing are :Minerals: Iron divalent iron, Manganese, Magnesium, copper, calcium, zinc.Vitamins: Ascorbic acid vitamin C, Retinol vitamin A, and less impoantly riboflavin, pyridoxin, thiamine, tocopherol vitamin E.Protein and amino acids : Methionine and cysteine are most impoant. 