When choosing a Vitamin B12 supplement, nothing compares to the effectiveness of transdermal B12 oil. The B12 Protocol product line by Spectrum Sciences is unmatched in quality and consistency, which you deserve.

Iodide oil, Selenium oil, Molybdenum oil, and our exclusive multivitamin and mineral supplement will help you get the most out of our Vitamin B12 oil. There is no better way to overcome a functional B12 deficiency.

The B12 Protocol is designed to work synergistically in your body, keeping Vitamin B12 active and functional.