Antioxidants (dietary supplements); Dietary nutritional supplements; Dietary supplements; Food supplements (dietary supplements); Food supplements for medical purposes; Mineral dietary supplements for humans; Mineral food supplements; Nutritional supplements; Nutritional supplements for medical use; Protein supplements for humans; Supplements (trace element) for foodstuffs for human consumption; Vitamin supplements; Amino acids for medical purposes; Pharmaceutical preparations containing amino acids; Preparations for the treatment of eczema; Pharmaceutical preparations for use in the treatment seborrheic dermatitis; Pharmaceutical preparations for the treatment of psoriasis; Preparations for the treatment of psoriasis in human beings