In order to improve the immune function of the body, it is necessary to activate the secretion of interferons, interleukins, tumour necrosis factor and other cytokines, activate macrophages, natural killer cells and T, B lymphocytes, promote antibody production and activate the complement system, To promote the immune function of red blood cells and to improve the reticuloendothelial system in order to achieve the result of immune improvement.<br>
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