Quote Originally Posted by Crazy-Cat-Lover
Brewer's Yeast & Garlic tabs help repel fleas. I don't know if Brewer's Yeast alone does though? Garlic is an awesome, natural flea repellent.
I'm not sure either, the tabs I have are Brewers Yeast w/ Garlic. I think I'll try it on a few of the dogs, see if I notice a difference.