After Niamh Fisher returned from a family holiday to Portugal, she started to get itchy skin all over her body. “It was waking her up at night and she was clawing at her skin, “ explains her gran, Deborah Connell, 48. At a loss of what was causing it, the 15-year-old, from Bonkle, Scotland , visited her GP who suggested she keep an allergy diary. Niamh, who is a huge beauty fan, tracked the products she was using, as well as the food she ate, to try and weed out the cause. She even kept her