The best replacement for sodium is salt.

The best alternatives to sodium are rated as following:
★★★★★  salt
★★★★  potassium
★★★  metal halide
★★  sodium chloride
★  ibuprofen
★  potassium water softener
★  sea salt
★  calories
★  potassium hydroxide
★  diclofenac potassium
★  calcium
★  naproxen
  potassium more reactive
  docusate calcium
  mercury vapor
  fluorescent
  water intake
  msg
  carbs
  iodine
  potassium chloride
  magnesium
  lithium heparin
  table salt
  calcium hypochlorite
  metal halide lighting
  fat worse
  polyethylene glycol
  mercury vapor lighting
  potassium salt
  levothyroxine
  lipitor
  halide light
  halide
  lithium
  stannous fluoride
  low pressure sodium
  low sodium

Your alternative for sodium is not listed? Suggest!
Speaking about sodium, one probably shouldn't forget about water.

Other search terms related to sodium and their ratings are:
★★★★★ water
★★★ chlorine
★★ water reaction
★ chloride
★ ethanol
★ senna
★ iodine
★ salt
seasoning
sennosides
food
hydrogen
You have in mind a companion for sodium and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of sodium in all years. Click on graph for more.
sodium
salt
potassium