Thai freshwater crocodile breeds have become a global phenomenon with consumers demanding crocodile there personal products for the beauty of body and body maintenance. Particularly in Asia where consumer demand for crocodile blood to be used to build up his immunity and increase the strength of the body and the treatment of asthma.

Crocodiles usually stay underwater for more than an hour, hunting and drowning their prey. Water can remain under for so long because of the crocodile that fills with hemoglobin in the blood with bicarbonate ions, the end product of respiration.