Amzey Bloodworms Freeze-Dried Fish Food, 1-oz jar; They say the early bird catches the worm, but your fish don’t have to wake up early to enjoy Amzey Bloodworm Freeze-Dried Fish Food. High in protein, minerals, fatty acids and vitamins, they’re a great food source for all freshwater and saltwater fish. In fact, they’re freeze-dried using a special process that preserves all the nutritional value of live bloodworms — while lacking the bacteria and parasites that could endanger your fine finned friends. 100% natural with no additives, chemicals or preservatives, they make a healthy and delicious treat that stimulates growth and enhances coloration in both freshwater and saltwater fish.