Aquaknock is a natural fish stress reliever by Vinayak Ingredients, trusted manufacturer and exporter of phytogenic aquaculture solutions for healthy fish and shrimp. https://www.vinayakingredients.com/product/feed-additives-and-supplements-in-india-aqua-feed-supplements-and-nutrition-aquaknock-stress-reliever-in-shrimps-and-fishes/