Healthline. https://www.healthline.com/health/apple-cider-vinegar-hair
Diakses 9 Januari 2021Healthline. https://www.healthline.com/nutrition/6-proven-health-benefits-of-apple-cider-vinegar
Diakses 9 Januari 2021Web MD. https://www.webmd.com/diet/health-benefits-apple-cider#2
Diakses 9 Januari 2021