Bad? No... Unnecessary? Probably. All of that 'excess juice' has a lot of phosphates in there.
Instead of using Selcon everyday, get Vita-chem or Zoe by Kent. They're geared more towards providing vitamin supplementation, opposed to the mainly fat/lipid/oil supplements of Selcon. I toss in a bit of Kent's Vitamin C, as well. Just interchange with the Selcon, one day for each...