343 citations
,
December 2008 in “Endocrine Reviews” Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.
200 citations
,
February 2010 in “European journal of endocrinology” Metformin helps manage polycystic ovary syndrome by improving insulin resistance and ovulation, but more research is needed on its full effects.
192 citations
,
September 2003 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Metformin is effective for treating excessive hair growth in women with PCOS and may work better than the standard treatment in some ways.
105 citations
,
March 2006 in “Human reproduction” Metformin improves quality of life, emotional health, and sex life in women with polycystic ovary syndrome.
91 citations
,
November 2007 in “European journal of endocrinology” Metformin helps with PCOS symptoms no matter the patient's initial insulin resistance or weight.
90 citations
,
August 2002 in “European journal of endocrinology” Metformin improves hair growth and menstrual frequency in women with PCOS and hirsutism.
60 citations
,
February 2010 in “Gynecological Endocrinology” Metformin combined with lifestyle changes improves insulin resistance and reduces testosterone levels in women with PCOS more than lifestyle changes alone.
56 citations
,
October 2008 in “European journal of endocrinology” Metformin and rosiglitazone improve blood vessel function in women with PCOS, with metformin also reducing insulin resistance and testosterone levels.
51 citations
,
February 2013 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Metformin is effective for various skin disorders but may cause skin side effects.
50 citations
,
August 2017 in “Diabetologia” Metformin has limited effectiveness for improving PCOS symptoms and lacks clear benefits, needing more research to confirm its efficacy.
40 citations
,
June 2008 in “European journal of endocrinology” Metformin and rosiglitazone both improved insulin use and hormonal symptoms in women with PCOS.
35 citations
,
December 2009 in “Human reproduction” Metformin taken during pregnancy increases SHBG in newborns but doesn't change other hormone levels in mothers or babies.
33 citations
,
January 2018 in “The Journal of Clinical Endocrinology & Metabolism” Metformin improves menstrual cycles and hormone levels in women with PCOS, mostly within the first 6 months.
22 citations
,
July 2014 in “Hormones” Metformin may help treat neuroendocrine tumors.
19 citations
,
August 2016 in “Health and Quality of Life Outcomes” Metformin helped improve the quality of life for Chinese women with PCOS, especially in physical health and symptoms like infertility, acne, and hair loss.
18 citations
,
March 2014 in “Current Pharmaceutical Biotechnology” Metformin helps regulate menstrual cycles, induce ovulation, and improve pregnancy outcomes in women with PCOS.
15 citations
,
December 2010 in “Fertility and sterility” Metformin works better for adolescent girls with PCOS who have certain genetic variations.
14 citations
,
August 2021 in “Diabetes, Metabolic Syndrome and Obesity: Targets and Therapy” Metformin, a diabetes drug, may help prevent and treat various cancers, but more research is needed.
10 citations
,
January 2017 in “Dermatology Online Journal” Metformin helps treat moderate-to-severe acne when used with other treatments.
10 citations
,
January 2017 in “Hormone Molecular Biology and Clinical Investigation” Metformin effectively improves metabolic symptoms in women with PCOS, while alfacalcidiol does not have a significant impact.
7 citations
,
December 2003 in “Current Opinion in Obstetrics & Gynecology” Metformin helps improve symptoms and reproductive outcomes in people with polycystic ovary syndrome.
6 citations
,
May 2019 in “Journal of Pediatric Endocrinology and Metabolism” Metformin improved menstrual cycle regularity and signs of hyperandrogenism in adolescent girls with type 1 diabetes but did not improve blood sugar control.
6 citations
,
February 2017 in “Journal of the Formosan Medical Association” Metformin improved insulin resistance and BMI in overweight Taiwanese women with PCOS, and a 2-hour insulin test may be a good screening tool.
5 citations
,
December 2021 in “Skin Pharmacology and Physiology” Metformin helps lab-grown skin and hair cells work better to create hair.
4 citations
,
February 2011 in “Nature Reviews Endocrinology” Metformin and thiazolidinediones are similarly effective for PCOS, but metformin is often preferred due to fewer side effects.
3 citations
,
July 2022 in “Problemy èndokrinologii” Metformin, a diabetes drug, may also help fight cancer, but more research is needed to understand how.
1 citations
,
August 2023 in “Annales d'Endocrinologie” Metformin can help prevent the side effects of glucocorticoid medications on metabolism.
1 citations
,
May 2022 in “Frontiers in medicine” Metformin helps improve skin regeneration by increasing the growth of skin stem cells.
1 citations
,
May 2019 in “PubMed” Metformin for PCOS can rarely cause side effects like joint pain and behavior changes.
1 citations
,
October 2013 in “Journal of Postgraduate Medical Institute” Metformin helps improve menstrual irregularities and some hormone levels in PCOS patients, but not symptoms like excess hair, acne, or hair loss.