WARNING: Do not use AL-ER-G capsules, a supplement containing banned ephedra. MusclMasster, LLC of Wheat Ridge, Colorado, recalled this supplement, sold in a white bottle nationwide, because it is unsafe. Ephedra can cause heart attacks, stroke, and even death. Report suspected problems: https://go.usa.gov/xN97b. For more information about this recall: https://go.usa.gov/xN9AU.