Posted 7/30/2014 1:00 AM (GMT 0)
Yes.
It's a significant help to the immune system. Depends on which brand you get though.
It helped to get me off of immunoglobulin ivs.
I would get Transfer Factor. Source Naturals makes it.
It's derived from the liquid that comes out of the cow's teats right after the calf is born. It's a transparent liquid that precedes the actual milk.
Margaret