The best replacement for fatty acids is unsaturated fatty acids.

The best alternatives to fatty acids are rated as following:
★★★★★  unsaturated fatty acids
★★★★  triglycerides
★★★★  trans fatty acids
★★★  omega 6
★★★  amino acids
★★  cis
★★  lipids
★  omega 3 fatty acids
★  cis fatty acids
★  omega 6 fatty acids
★  non essential fatty acids
  saturated fatty acids
  saturated
  polyunsaturated
  unsaturated
  free fatty acids
  omega 3 fish oil
  medium chain triglycerides
  polyunsaturated fatty acids
  long chain fatty acids

Your alternative for fatty acids is not listed? Suggest!
Speaking about fatty acids, one probably shouldn't forget about glycerol.

Other search terms related to fatty acids and their ratings are:
★★★★★ glycerol
★★★★ double bonds between carbons
★★ fish oil
You have in mind a companion for fatty acids and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of fatty acids in all years. Click on graph for more.
fatty acids
unsaturated fatty acids
triglycerides