humboldt nutrients equilibrium anyone use this

Ive had a slight problem with mag def. on my plants...has anyone ever used humboldt nutrients equilibrium? Not sure if its what i need or not it says its a calmag nutrient...heres the link
http://www.humboldtnutrients.com/high-powered-additives/equilibrium/

Dunno... I'm getting ready to use some so I'll try to keep you updated... According to the peeps at the shop, its no different than botanicare cal-mag.

I use a line of Humboldt Nutrients and they're top of the line my dude. Id just use Epsom salts though.