Can a phone app boost veggie intake in teen girls?

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Biologically female * Female gender * Between the ages of 15y and 18y Exclusion Criteria: * Biologically male * Self-identify as male * BMI percentile (for age and sex) \< 5th% * Diagnosis from a medical profession of any of the following conditions, syndromes, diseases that may affect growth, glucose metabolism, blood clotting, cognitive development\*: * Any form of or history of cancer * Any form of diabetes (type I, II, insipidus) * Precocious puberty * Crohn's disease * Congenital heart defect * Cystic fibrosis * Cerebral palsy * Anorexia nervosa * Bulimia nervosa * Active infection * Fever * Hemophilia * Hydrocephalus * intestinal atresia * Jeune syndrome * Klippel-Trénaunay syndrome * Legg-Calvé-Perthes * Long QT syndrome * Muenke syndrome * Myelomeningocele * Necrotizing Enterocolitis * Neutropenia * Non-alcholoic fatty liver diease * Pfeiffer Syndrome * Saethre-Chotzen syndrome * Shwachman-Diamond syndrome * Spinal muscular atrophy * Sturge-Weber syndrome * Ulcerative Colitis * von Willebrand disease * Pancreatitis * Hurler syndrome * Niemann-Pick disease * Tay-Sachs disease * Gaucher disease * Krabbe disease * Zellweger syndrome * Wilson disease * Brachial Plexus Palsy * Brain Abscess or Spinal Abscess * Coarctation of the Aorta * Aortic stenosis * Ventricular septal defect * Patent ductus arteriosus or mitral valve abnormalities * Congenital Adrenal Hyperplasia * Craniofacial Microsomia * Duchenne Muscular Dystrophy * Dyskeratosis Congenita * Galactosemia * Maple syrup urine disease * Phenylketonuria * Turner syndrome * Prader-Wili disease * History of polycystic ovary syndrome * History of thyroid disease (either hyper or hypo) * History of adrenal disease (including Cushing's syndrome, Addison's disease) * Use of medications related to metabolism/weight such as insulin, corticosteroids, growth hormone, sulfonylurea, thiazolidinediones, beta blockers, calcium channel blockers, bupropion, reboxetine, molindone, clozapine, olanzapine, topiramate, zonisamide, valproate, carbamazepine, lithium, hypolipidemic drugs, highly-active antiretroviral therapies