The best replacement for sulfate is sulfite.

The best alternatives to sulfate are rated as following:
★★★★★  sulfite
★★★★  sulphate
★★★★  ferrous gluconate
★★★  sulfa
★★★  sulfide
★★★  sulfur
★★  hydrochloride
★★  sulfonate
★★  glucosamine hydrochloride
★★  hcl
★★  glucosamine hcl
★  oxycodone
★  sulfa allergy
★  ferrous fumarate
★  phosphate
★  nitrate
★  chondroitin
  oxycontin
  zinc gluconate
  ephedrine hcl
  sodium laureth sulfate
  glucosamine chondroitin
  magnesium chloride
  sulfate free shampoo
  sodium lauryl sulfate
  iron supplement
  iron chelate
  sulfoacetate
  citrate
  epsom salt
  chloride
  iron
  potassium chloride
  gluconate
  morphine
  ammonium nitrate fertilizer
  iron gluconate
  pseudoephedrine

Your alternative for sulfate is not listed? Suggest!
Speaking about sulfate, one probably shouldn't forget about folic acid.

Other search terms related to sulfate and their ratings are:
★★★★★ folic acid
★★★★★ msm
★★★ sulfa allergy
★★★ chondroitin
★★★ barium chloride
★★★ ammonia
★★ sodium hydroxide
★ glucosamine
★ zinc
★ chondroitin sulfate
preeclampsia
ammonium
You have in mind a companion for sulfate and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of sulfate in all years. Click on graph for more.
sulfate
sulfite
sulphate