I want to thank this sub for saving me from spending years potentially brewing cancer juice by using this yeast nutrient. I had to throw away my first batch of mead, but
Yeast Nutrient 1 lb, Brand: LD Carlson by Label Peelers
Wyeast Yeast Nutrient - 1.5 oz | MoreBeer
Amazon.com: Yeast Nutrient - 8 Ounce : Health & Household