Ephedra
Supplement
An herbal stimulant and fat burner that was banned by the FDA in 2004 due to adverse health effects, leading to the rise of substitutes like DMAA.
Mentioned in 2 videos
Videos Mentioning Ephedra

Dr. Andrew Weil — The 4-7-8 Breath Method, How to Emerge from Depression, & More
Tim Ferriss
Mentioned as a plant that has been considered problematic but whose issues stem from misuse rather than the plant itself.

Supplement Regulation, Steroids, and Rick Collins, Esq. (Podcast Episode 4)
Stronger By Science
An herbal stimulant and fat burner that was banned by the FDA in 2004 due to adverse health effects, leading to the rise of substitutes like DMAA.