Nutrition could also play a positive role - cut out all processed foods, especially those with hidden sugars such as sweetened cereals, concentrated fruit juices and squash. Oranges and tomatoes apparently also affect some ADD sufferers. Try supplementing the child's diet with omega 3 oils from fatty fish and minerals. To reduce mood swings, Bach flower essences and massaging with lavender or evening primrose oil could help. And of course, nothing beats good old H20 to flush out the toxins that could wreak havoc with the child's system and affect behaviour.