What is supplement or vitamin who can help supress immune system?....

Autoimmune disease?: Why do you want to suppress your immune system? Do you have some autoimmune problem? Autoimmunity is a manifestation of excess immune stimulation leading to inflammation of your tissues- myelin in ms, joints in ra, skin in psoriasis... Your immune stress can be environment edible, infectious... Plus other stressors contribute- poor diet, lack of sleep... Genetics play roll.