Fish soluble is a brown, semi-viscous liquid, with a fishy but pleasant fishy odour. The unidentified growth factors present in fish soluble helps in increasing the rate of growth. The fish soluble is rich in all the dissolved proteins, vitamins and amino acids. We exclusively use sardine stick water for making fish soluble we make dehydrated fish soluble using soya bean meal. Soluble when mixed with soya bean meal retain the unidentified growth factors and hatchability promoting effects..