Oxidative stress refers to the excessive production of highly active molecules in the body such as reactive oxygen free radicals (ROS) and reactive nitrogen free radicals (RNS) when the body is subjected to various harmful stimuli, and the degree of oxidation exceeds the scavenging of oxides. The oxidative system and the antioxidant system are out of balance, leading to tissue damage.

In recent years, with the rapid development of the aquaculture industry and the vigorous promotion of high-density aquaculture models, the density of shrimp farming has increased. However, there have been more and more diseases of Penaeus vannamei.

Weaning stress comes from early weaning technology, which has significant effects in shortening the sow's estrus cycle, improving sow productivity and housing utilization, but it also brings great challenges to newborn piglets.

with the increase in the price of fish meal, in order to meet the nutritional needs of special aquatic products, plant protein and animal protein have become the main ways to replace fish meal, but at the same time they have also caused certain harm to the health of fish and the water environment.

C. butyricum (C. butyricum), also known as butyricum, belongs to the genus Clostridium. It is one of the normal flora that is widely found in soil, human and intestinal tracts of various animals.

The Clostridium butyricum of JBH is well known and used by everyone for its physiological functions such as effective regulation of intestinal health, balance of intestinal flora and improvement of immune performance.

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