The best replacement for additives is fillers.

The best alternatives to additives are rated as following:
★★★★★  fillers
★★★★★  preservatives

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

Other search terms related to additives and their ratings are:
★★★★★ shellac
★★ shellac designs
★★ stevia
★ lucas formula
You have in mind a companion for additives and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of additives in all years. Click on graph for more.
additives
fillers
preservatives