Investigation of Sun Protection Factor (SPF) of Raspberry Seed Oil, Niacinamide and Zinc Oxide in Combination for their Possible Use in a Sunscreen Formulation. SKIN The Journal of Cutaneous Medicine, [S. l.], v. 8, n. 5, p. 1807–1814, 2024. DOI: 10.25251/skin.8.5.4. Disponível em: https://skin.dermsquared.com/skin/article/view/2939. Acesso em: 27 apr. 2026.