ABSTRACT Objective: To describe the secondary outcomes (weight loss, waist circumference [WC], and glycolipid profile) of a previous randomized controlled trial designed to investigate the impact of a high-protein, low-glycemic-index (GI) diet on lean body mass in late postmenopausal women. Subjects and methods: A total of 26 healthy women aged ≥ 65 years and with a mean body mass index (BMI) of 26.1 ± 3.5 kg/m2 were randomly assigned to follow a low-GI diet (GI < 55) with protein consumption [...]