The 1-minute Knowledge Kit is a new Q&A column of CIPS daily. It aims to answer a pet industry knowledge question within one minute every day. Today we're answering a question about aquariums. If you have any questions about the pet industry, please leave us a message in the comment area, and CIPS will answer them one by one.

For fish, vitamins are also necessary. Fish and shrimp cannot be synthesized by themselves, and they need to be supplemented by feeding feeds.

Maintain the normal growth and reproduction of aquatic animals, promote growth and development, and maintain bone health.

Participate in the synthesis of retinal photoreceptor - rhodopsin.

Substances necessary to maintain the normal growth of epithelial cells in the body are important for maintaining the integrity of the epidermis and mucus layer and the secretion of mucus, which can reduce the susceptibility of fish to some infectious diseases and enhance phagocytosis. cell function.

Promote the immune function of aquatic animals and enhance the resistance to diseases.

???2. The effect of vitamin D on fish: ????

??Affects the metabolism of phosphorus and calcium in fish, promotes intestinal absorption of calcium and phosphorus and calcification of bone tissue; fish has a strong ability to utilize vitamin D, and can store a large amount of vitamin D in the body , so less prone to vitamin D deficiency.???

Maintain the normal reproductive function of fish and play a very important role in promoting the oviposition physiology and egg quality of fish.

Promote body metabolism, promote hormone synthesis, maintain muscle health and improve immune function.

Vitamin E is a natural antioxidant that protects cell membranes from oxidative damage.???

Vitamin ??K, also known as coagulation vitamin, participates in the coagulation reaction of animals and has the effect of promoting blood coagulation in animals.

??5. The effect of vitamin C on fish:

??Fish are very sensitive to vitamin C deficiency, manifested as osteomyelitis, slow growth, black body color, exophthalmos, fin and gill rot, body hemorrhage, erosion, fish deformity and resistance Sickness reduction, etc. However, there are differences in the lack of symptoms depending on the type of fish and the physiological stage.?????