Get two bottles of Advanced Nuro-Mag for $64.60. The first bottle is $38.00 and the second is $26.60. You save $11.40 when you choose the duo. The discount is included in the price.

Each two-capsule serving delivers 500 mg of magnesium from eight forms, including L-threonate, glycinate and citrate, plus potassium and colostrum. The duo includes two 60-capsule bottles for a 60-day supply.