Epsom Salts (Food Grade)
Epsom Salts or magnesium sulfate has many other uses:
Soaking a splinter in Epsom Salts will often release the splinter and speed wound healing.
The active muscle relaxant ingredient in bath salts is Epsom Salts.
Epsom salts are a natural way to treat skin problems, relax the nervous system, and draw toxins from the body.
Epsom Salts works to neutralize odors and soften skin. An ideal foot bath additive.
Rubbing Epsom salts directly on the body exfoliates skin and leaves it smooth and silky.
Recent studies have revealed that magnesium sulfate can be nebulized to reduce the symptoms of acute asthma. 
 Blitz M, Blitz S, Hughes R, Diner B, Beasley R, Knopp J, Rowe BH. Aerosolized magnesium sulfate for acute asthma: a systematic review.