Novel and Sensitive Spectrophotometric Method for the Determination of a Cosmeceutical: Tetrahydrocurcumin. International Journal of Food and Nutritional Sciences, [S. l.], v. 11, n. 13, p. 1386–1390, 2022. Disponível em: https://ijfans.org/index.php/Journal/article/view/7651. Acesso em: 9 sep. 2026.