Components of parenteral nutrition

• Parenteral nutrition consists of various macronutrients and micronutrients. They include
  • Dextrose – used as an energy source – concentration ranges from 5-70%
  • Amino acids – used for synthesis of proteins – concentration ranges from 3-20%
  • Lipid emulsions – used both as an energy source and as a source of essential fatty acids
  • Vitamins
  • Minerals

Reference:
Clinical nutrition for surgical patients By Mary Marian, Scott A. Shikora, Mary Russell