Ebi-Ken Ei is composed of very fine micro-organism and beneficial bacteria baby powder specifically aimed for fast development of shrimps. This particular product does not have any adverse affect when accidentally overdosed. You will see an increased survival rate of baby shrimps and increased activity of adult shrimps.
Usage: half a spoon full twice a week. Can be used everyday at 1/4 a teaspoon a day. (Spoon included)