đŁ Send me your questions for future Q&As! Click here to write me. âïž Photo by Coffeefy Workafe on Unsplash The following questions have been lightly edited for length and clarity. Dear Dr. McBride, It seems like every week we hear about a new product category that causes cancer or has some correlation to it. No black plastic, no non-stick, no aluminum antiperspirant, only all natural makeup and skincare, and on and on and on.