Colla is the belly of fish and the dried product of swim bladder. It is rich in gum, hence its name. According to Compendium of Materia Medica, Hua Jiao can tonify kidney and replenish essence, nourish tendons and veins, treat nocturnal emission due to kidney deficiency, and treat postpartum wind spasm.
Hua Jiao is rich in protein and gum, which has the functions of nourishing yin, caring skin, tonifying kidney and strengthening body. The waist and knees are sore and soft, which is most suitable for regular consumption. The history of China people eating fish belly can be traced back to before the Han Dynasty. The so-called fish belly was recorded in Yao Min's Book more than 600 years ago.
Milk is rich in nutrition, which can supplement calcium and other nutrients needed by human body!