Yes, we test every batch of Biosil® for heavy metals, including lead, mercury, arsenic, and cadmium. We also test for a variety of microbiology parameters.

In addition, Biosil® is certified by ISURA, Canada’s only independent natural health supplement and food product verification and certification organization. ISURA does mass spectrometry and non-GMO testing, and confirms that Biosil® is free of GMOs and over 600 potential contaminants (i.e., pesticides, solvents, heavy metals, etc.)