TrueClot is safe and non-toxic, contains no biologics and has been tested for and shown no skin irritation reactions. If TrueClot Blood Simulant gets on your skin, wash the area with soap and water until clean. If TrueClot Blood Simulant has dried on your skin, it may take a little longer to wash the stain. If TrueClot Blood Simulant is splashed into eyes, rinse thoroughly with water. If irritation continues after rinsing consult a physician.