Correlation Between Changes of Amino Acid Spectrum and Alopecia in Patients with Obesity Undergoing Bariatric Surgery: A Prospective Cohort Study

    August 2025 in “ Frontiers in Nutrition ”
    Tingwen Wang, Jiaqing Huang, Xin Sun … Xiaojie Bian
    Studysummary This study found that serum amino acid profiles changed significantly following laparoscopic sleeve gastrectomy in patients with obesity, and identified serum leucine levels as an independent risk factor for postoperative alopecia.
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    Research cited in this study 8

    1. Hair Loss After Metabolic and Bariatric Surgery: A Systematic Review and Meta-Analysis Obesity surgery · 2021
    2. A Cross-Sectional Study of Plasma Trace Elements and Vitamins Content in Androgenetic Alopecia in Men Biological Trace Element Research · 2020
    3. Expression Level of Leucine-Rich Repeat Containing 15 Regulates Characteristics of Dermal Papilla Cells of Human Hair Follicle Journal of Dermatological Science · 2020
    4. Efficacy of Topical Combination of 0.25% Finasteride and 3% Minoxidil Versus 3% Minoxidil Solution in Female Pattern Hair Loss: A Randomized, Double-Blind, Controlled Study American Journal of Clinical Dermatology · 2018
    5. Prevalence of Nutritional Deficiencies in Hair Loss Among Indian Participants: Results of a Cross-Sectional Study International Journal of Trichology · 2017
    6. The Diagnosis and Treatment of Hair and Scalp Diseases Deutsches Arzteblatt International · 2016
    7. Analysis of Serum Zinc and Copper Concentrations in Hair Loss Annals of Dermatology · 2013
    8. Hair Loss Praxis · 2003