Ultra Epsom Lavender Scented Bath Salt is the highest quality magnesium sulfate infused with premium all-natural lavender essential oil. Restore achy muscles tired feet and joint pain with the soothing properties of lavender essential oil and USP Grade Epsom salt. Even the best USP Grade Epsom Salt cannot be USDA-Certified Organic because salt is a mineral and not a living organism. Rest assured that SaltWorks’ Ultra Epsom Bath Salts are ensured by our proprietary processes to be all-natural organic compliant and of the highest quality on the market.