Plasma proteins Plasma Proteins Percentage Protein of Total Origin Function Albumin 60% Liver Helps maintain blood osmotic pressure Globuli Alpha globulins Transport lipids and fat- soluble vitamins Beta globulins Transport lipids and fat-soluble vitamins Gamma globulins Lymphatic Constitute a type of antibody tissues Fibrinogen 4% Blood coagulation Gpio oF PHycologyPlasma proteins