Summary of efficacy of NaG and MSG in reducing bitterness in adult and pediatric populations: analysis of the ranking data.

Abbreviations: MSG, monosodium glutamate; NaGlu, sodium gluconate; PROP, propylthiouracil. ↓ signifies the blocker significantly reduced bitterness of a particular bitter agent as determined by Friedman statistical tests of ranks. ↔ signifies the blocker did not significantly reduce bitterness.