The best replacement for liquid detergent is powder detergent.

The best alternatives to liquid detergent are rated as following:
★★★★★  powder detergent
★★★★  powder
★★  pods
★  powdered detergent
★  powdered
★  powder better
  he powder detergent

Your alternative for liquid detergent is not listed? Suggest!
Speaking about liquid detergent, one probably shouldn't forget about borax.

Other search terms related to liquid detergent and their ratings are:
★★★★★ borax
You have in mind a companion for liquid detergent and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of liquid detergent in all years. Click on graph for more.
liquid detergent
powder detergent
powder