Efficacy of a novel herbal composition licorice flavonoid oil in subject with metabolic syndrome: a randomized double-blind placebo-controlled clinical study - Hosoe, Kazunori; Nakagawa, Kaku; Ueda, Takahiro; Hosoda, Masato; Panda, Sanjib Kumar; Morikawa, Hideyuki; Jha, Sandeep (Functional foods in health and disease, 2017)