Products are independently selected by our editors.
We may earn an affiliate commission from links.
As it turns out, the answer is actually nowith some caveats, of course.

Photo: Marcus Santos/Unsplash
Crossovers between the face and body abound, especially as applied to active ingredients.
Dr. Ruth also notes that certain actives (namely retinoids) require a nuanced approach for below-face use.
This is, after all, a new beauty frontierthis sort of innovation is expected in a burgeoning industry.