PreCardix® is the result of over a decade of extensive research, product development, and clinical trials, demonstrating product safety and a statistically significant effect on blood pressure health. PreCardix® is a registered Natural Health Product (NPN) 80080580. You can find PreCardix on Health Canada's NPN database here. Multiple safety and efficacy studies were performed on people in Canada, the US, Czech Republic, Germany, and Finland, documenting the product's significant effect on blood pressure health. No serious side effects were associated with PreCardix® during the studies. You can read more about the clinical trials here . Always consult with your health care provider before making changes to your blood pressure management plan.