Stefan Gafner, PhD

Stefan Gafner, PhD, chief science officer, American Botanical Council. He has served for more than a decade as a research scientist and director of analytical chemistry in the research and product development department of Tom’s of Maine, a leading manufacturer of natural oral and personal care products.

Should I Clean My Kitchen Counters with Oregano Oil?

Should I Clean My Kitchen Counters with Oregano Oil?

Stefan Gafner, PhD | June 26, 2018

Oregano oil is in many all-natural cleaners and recipes for making your own. Does it really kill the germs that can make you sick? Find out…

Are Your Herbal Supplements Contaminated or Fake?

Are Your Herbal Supplements Contaminated or Fake?

Stefan Gafner, PhD | January 21, 2014

Did you hear the outcry when a recent study reported that many herbal supplements aren't what they claim to be?…