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Immunomodulation and Enhanced Immune Surveillance Aging is accompanied by a well-documented decline in immune function known as immunosenescence a state characterized by reduced T-cell proliferation, declining natural killer (NK) cell activity, and impaired antibody responses
Kennedy and other advocates say that, anecdotally, individual patients have benefited greatly from these experimental substances, and if people are going to use them, then its safest to get them from a licensed pharmacy that sources its ingredients from FDA-registered manufacturers and wholesalers