Popular My Friends | MarketplaceWalnut ExtractPosted on February 4, 2010. Has anyone ever made black walnut extract and what are the benefits and side effects? Can you cure a lot of things like parasites to death, skin molds etc. ... I read about it has been said it is toxic toxic.If How can humans take? I have not taken it myself, but I use it for my dogs worm actually kill parasites. It is poisonous if taken in too high a dose, but not if you take it as directed. CommentsThere are no comments.Leave a Comment |