The best replacement for low carb diets is low fat diets.

The best alternatives to low carb diets are rated as following:
★★★★★  low fat diets
★★★  low calorie diets
★★  high carb diets
  low calorie
  low calories diets
  low fat

Your alternative for low carb diets is not listed? Suggest!
Speaking about low carb diets, one probably shouldn't forget about ketosis.

Other search terms related to low carb diets and their ratings are:
★★★★★ ketosis
You have in mind a companion for low carb diets and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of low carb diets in all years. Click on graph for more.
low carb diets
low fat diets
low calorie diets