Correction: Ketogenic diet improves disease activity and cardiovascular risk in psoriatic arthritis: A proof of concept study (PLOS ONE (2025) 20:4 (e0321140) DOI: 10.1371/journal.pone.0321140)

Abstract

There are errors in references 1, 7, 9, 22, 23, 24 and 25. The correct references are reported below: 1. Kris-Etherton PM, Harris WS, Appel LJ. Omega-3 fatty acids and cardiovascular disease: New recommendations from the American Heart Association. Arterioscler Thromb Vasc Biol. 2003;23(2):151-2. 7. Ford A, Siegel M, Bagel J, Cordoro K, Garg A. Dietary recommendations for adults with psoriasis or psoriatic arthritis from the Medical Board of the National Psoriasis Foundation: A systematic review. JAMA Dermatol. 2018;154(8):934-950. 9. Ometto F, Ortolan A, Farber D, Lorenzin M, Dellamaria G, Cozzi G, et al. Mediterranean diet in axial spondyloarthritis: an observational study in an Italian monocentric cohort. Arthritis Res Ther. 2021;23(1):219. 22. Harris A, Hinman RS, Lawford BJ, Egerton T, Keating C, Brown C, et al. Cost-effectiveness of telehealth-delivered exercise and dietary weight loss programs for knee osteoarthritis within a twelve-month randomized trial. Arthritis Care Res. 2023;75(6):1311-1319. 23. Castaldo G, Marino C, Atteno M, D’Elia M, Pagano I, Grimaldi M, et al. Investigating the effectiveness of a carb-free oloproteic diet in fibromyalgia treatment. Nutrients. 2024;16(11):1620. 24. Castaldo G, Rastrelli L, Galdo G, Molettieri P, Rotondi Aufiero F, Cereda E. Aggressive weight-loss program with a ketogenic induction phase for the treatment of chronic plaque psoriasis: A proof-of-concept, single-arm, open-label clinical trial. Nutrition. 2020:74:110757. 25. Barrea L, Caprio M, Camajani E, Verde L, Elce A, Frias-Toral E, et al. Clinical and nutritional management of very-low-calorie ketogenic diet (VLCKD) in patients with psoriasis and obesity: a practical guide for the nutritionist. Crit Rev Food Sci Nutr. 2023;63(31):10775-91.