Just wondering. They have been all the rage for a few years in the canine and equine world. http://www.4-life.com/TransferFactor/ With all the health problems that ferrets get, I would think this would be a great product as it really gives the immue system a boost. thanks! deb [Moderator's note: The link above is to the human formulation. The link for animals is: http://www.4life.com/products/AnimalHealth/stresspack.html BIG] [Posted in FML issue 4856]