DESCRIPTIONTurkey Tail contains polysaccharide peptide (PSP) and polysaccharide krestin (PSK). PSPs have been shown in animal and human studies to support healthy immune function at the cellular level. Both PSP and PSK have the ability to modulate inflammation, immunity, and hematopoiesis (the formation of blood cells).SUGGESTED USE Take one (1) capsule once daily.