As nouns the difference between antacid and saturant
is that
antacid is an agent that counteracts or neutralizes acidity, especially in the stomach while
saturant is a substance which is used to saturate another.
As adjectives the difference between antacid and saturant
is that
antacid is counteracting or neutralizing acidity, especially in the stomach while
saturant is impregnating to the full; saturating.