Oral supplementation with a collagen milk product enhances skin elasticity in adult women: a randomized, placebo-controlled clinical trial. Nutrición Clínica y Dietética Hospitalaria, España, ES, v. 45, n. 4, 2026. DOI: 10.12873/. Disponível em: https://revista.nutricion.org/index.php/ncdh/article/view/1149. Acesso em: 14 jan. 2026.