Aquaknock is a herbal fish stress reliever designed to calm fish and shrimp during handling, transport, and environmental stress. Manufacturer and exporter of natural aquaculture solutions. https://www.vinayakingredients.com/product/feed-additives-and-supplements-in-india-aqua-feed-supplements-and-nutrition-aquaknock-stress-reliever-in-shrimps-and-fishes/