Also try taking glutathione, activated charcoal or chorella. All which help absorb the toxins from the allergen and aid in detoxification.

I swear by activated charcoal

All depends on the person if like me You have sluggish system that is slow at breaking down foods then it scan take a few day for foods to pass out of the body my way of dealing with this is eating a few spoons of linseed seeds in yogurt speeds things and usually feel better within 24 hours