Home Brew Bulk: Yeast Energizer - 1 Oz. Go to amazon.com Related posts Where to find yeast energizer mead? FeatureYeast energizer 1 ozGreat for wine, mead, beer and moreUse 1/2 tsp per gallon DescriptionAdd to your home brew to ensure a strong fermentation or add to a stuck fermentation to get it started again. Use 1/2 tsp per gallon.