Nail growth rate, dermal and hair shaft thickness in postmenopausal women supplemented with oral hydrolysed collagen: a randomized, double-blind, placebo-controlled clinical trial.

Supplementary material of the study intitled "Nail growth rate, dermal and hair shaft thickness in postmenopausal women supplemented with oral hydrolysed collagen: a randomized, double-blind, placebo-controlled clinical trial." Authors: Luciana Rigolin Alves, Ivanka Miranda de Castro Martins, Marília Formentini Scotton Jorge, Anna Carolina Miola and Hélio Amante Miot, from Faculdade de Medicina da UNESP, Botucatu, SP, Brazil.