Answer: There are no useful supplements and evening primrose, which was advocated by some doctors some years ago, has been largely discredited.Food allergy is virtually guaranteed to be a blind alley. I have a few standard suggestions.Here is a list of do's and don'ts that I hope you will find helpful.Things not to do:-Don't use biological powdersDon't use fabric softenersDon't use soap or detergents to wash withDon't use standard shower gels or bath additivesThings to do :-Try Fairy Snow -the old fashioned powderUse dryer ballsUse a soap free cleanser to wash hands etc.Use a moisturising shower gel like OilatumUse a moisture bath additive like AveenoUse a good moisturiser like AveenoUse it very frequently, you can't over-moisturise!Use antihistamines for itch, a non sedative one like loratidine in the morning and a sedative one such piriton at night.You may need to use steroids creams/ointments for flare up areas. Use the mildest you can, and for the face never more than 1% hydrocortisone, for the shortest time possible.