What does IEF stand for?
IEF stands for "immune-enhancing formula"
How to abbreviate "immune-enhancing formula"?
"immune-enhancing formula" can be abbreviated as IEF
What is the meaning of IEF abbreviation?
The meaning of IEF abbreviation is "immune-enhancing formula"
What does IEF mean?
IEF as abbreviation means "immune-enhancing formula"
