Humate the prawn !

https://www.globalseafood.org/advocate/effects-of-sodium-humate-and-probiotics-on-pacific-white-shrimp/?utm_campaign=The%20Advocate&utm_medium=email&_hsmi=229208497&_hsenc=p2ANqtz–Xkv9uf-7oP2EJKOlZFKMSnHgGZCKIXGID39mLKNEvw0fmG-Og8lGXb2tsPljoxTV_TE5XGkHfzX2VbxWpR-KtsqXDSA&utm_content=229208497&utm_source=hs_email