Intervention study on the efficacy and safety of Platycodon grandiflorus ethanol extract in overweight or moderately obese adults: A single-center, randomized, double-blind, placebo-controlled trial

Ye Jin Kim, Eun Young Kwon, Ji Won Kim, Youngmi Lee, Ri Ryu, Jongbok Yun, Manheun Kim, Myung Sook Choi

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

Platycodon grandiflorus root extract (PGE) has shown various properties, such as anti-hyperlipidemia, anti-diabetic, and anti-obesity, but mostly in animal studies. Therefore, we conducted a preliminary study on the anti-obesity effect of PGE in 108 Korean adults (aged 20–60 years, 30 kg/m2 ≥ body mass index ≥ 23 kg/m2). The participants were randomly assigned to four groups and were administered the placebo, PGE571 (571 mg as PGE), PGE1142 (1142 mg as PGE), and PGE2855 (2855 mg as PGE), independently, for 12 weeks. Body composition, nutrient intake, computed tomography scan, and plasma adipokines, as well as hepatic/renal function markers, were assessed. The PGE571 group revealed a significant decrease in body fat mass and body fat percentage when compared with the placebo group. Moreover, the total abdominal and subcutaneous fat areas were significantly decreased following PGE (PGE2855 group) supplementation. These results provide useful information on the anti-obesity effect of PGE for overweight and obese adult humans.

Original languageEnglish
Article number2445
JournalNutrients
Volume11
Issue number10
DOIs
StatePublished - Oct 2019

Keywords

  • Abdominal fat area
  • BMI
  • Body fat mass
  • Platycodon grandiflorus root

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