[1] healthline- Grapefruit Seed Extract: Benefits, Myths, and Dangers. Written by Erica Julson, MS, RDN, CLT — Medically reviewed by Kim Chin, RD — Updated on March 8, 2021
[2] The effectiveness of processed grapefruit-seed extract as an antibacterial agent: I. An in vitro agar assays. Lee Reagor, J. Gusman, +2 authors J. Heggers Published 2002 Medicine Journal of alternative and complementary medicine
[3] researchgate.net/ Antimicrobial Activity of Grapefruit Seed Hacettepe University Journal of the Faculty of Pharmacy 38(1):1-3 Authors: Müjde Eryılmaz Ankara University Derya Cicek Polat Kemalettin Akalın Maksut Coskun Ankara University published November 2018
[4] Hacettepe University Journal of the Faculty of Pharmacy Research Article Volume 38 / Number 1 / January 2018 / pp. 1-3 1 ISSN: 2458 - 8806 Antimicrobial Activity of Grapefruit Seed Greyfurt Tohumunun Antimikrobiyal Aktivitesi Derya ÇİÇEK POLAT1 , Müjde ERYILMAZ2*, Kemalettin AKALIN3 , Maksut COŞKUN1
[5] The Journal of Alternative and Complementary MedicineVol. 8, No. 3Original Papers- The Effectiveness of Processed Grapefruit-Seed Extract as An Antibacterial Agent: II. Mechanism of Action and In Vitro Toxicity John P. Heggers John Cottingham Jean Gusman Lana Reagor Lana McCoy Edith Carino Robert Cox , and Jian-Gang Zhao Published Online:5 Jul 2004