Shark cartilage

Scarcity of studies on shark physiology has perhaps allowed the myth to be accepted as fact for so many years.

In that study, sponsored by the National Cancer Institute, "researchers did not find a statistical difference in survival" between patients receiving shark cartilage and those taking a placebo.

[13] Scientific evidence does not support the efficacy of shark cartilage nor the ability of effective components to remove cancer cells.

The fact that people believe eating shark cartilage can cure cancer shows the serious potential impacts of pseudoscience.

feel that non-existent (or even limited) results do not justify the rampant over-fishing of many endangered species of sharks, further threatening their extinction.