Site with the information about canteens and food services of the university:
Conteudos_SASUC/DIRECAO_ SERVICOS_APOIO_ESTUDANTE/ DIVISAO_ALIMENTACAO/NUCLEO_ ALIMENTACAO
Study from the University of Porto (2009) about Portuguese students' food habits - either you take your time and read the whole pages or the resumo/abstract in Portuguese resp. English:http://repositorio-aberto.up.
Portuguese Food Association:
A Study about the tobacco and food consumption of university students at University Fernando Pessoa in Porto: