10K+ bought in past month. Amazon with SonoHealth has the 60-Count SonoHealth Spectrum 5 Magnesium 5-in-1 Complex with 72 Trace Minerals Caps for $24 - 25% off coupon (check "Save an extra" box, eligible on first S&S order for this product) - 20% off with Subscribe & Save (can cancel at any time) = $13 with free shipping on $35+ or with Prime.