Scientific Opinion on the substantiation of health claims related to L-phenylalanine and increased alertness (ID 708, 1629), enhancement of mood (ID 657), pain relief (ID 657) and improvement of memory (ID 658) pursuant to Article 13(1) of Regulation (EC) No 1924/2006

Following a request from the European Commission, the Panel on Dietetic Products, Nutrition and Allergies was asked to provide a scientific opinion on a list of health claims pursuant to Article 13 of Regulation (EC) No 1924/2006. This opinion addresses the scientific substantiation of health claims in relation to phenylalanine and increased alertness, enhancement of mood, pain relief and improvement of memory. The scientific substantiation is based on the information provided by the Member States in the consolidated list of Article 13 health claims and references that EFSA has received from Member States or directly from stakeholders. The food constituent that is the subject of the health claims is phenylalanine. The Panel considers that L-phenylalanine is sufficiently characterised