27 citations
,
September 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” Small amounts of Vitamin D3 can boost hair growth, but too much can stop it.
4 citations
,
January 1991 in “Journal of obstetrics and gynaecology” The photographic method accurately measures hair growth and both treatments effectively reduced hair growth in hirsute women.
April 2021 in “Journal of evolution of medical and dental sciences” Women with PCOS have higher levels of certain androgens, which are good at predicting excess hair growth.
17 citations
,
November 2017 in “Experimental physiology” Breathing in newborn rats is affected differently by hormones based on their sex.
May 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Prostaglandin D2, found in higher levels in bald scalps, stops hair growth, suggesting that blocking its receptor could potentially treat hair loss.
January 2016 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A substance called prostaglandin D2 is found more in bald scalps and it stops hair from growing. Blocking its receptor could potentially treat hair loss.
41 citations
,
February 2012 in “Journal of Neuroendocrinology” Allopregnanolone helps control oxytocin levels during pregnancy to prevent preterm labor.
186 citations
,
February 1980 in “Clinical Endocrinology” During puberty, hormone levels rise, with early increases in some steroids and most menstrual cycles becoming regular by six years after menarche.
22 citations
,
September 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces dihydrotestosterone, increases testosterone, and may treat hirsutism in women.
1 citations
,
April 2016 in “Journal of Investigative Dermatology” Blocking Prostaglandin D₂ may help treat hair loss.
95 citations
,
September 1979 in “Acta Paediatrica” Girls have higher DHEA levels earlier in puberty than boys, indicating earlier development.
5 citations
,
January 2005 in “Journal of Enzyme Inhibition and Medicinal Chemistry” New steroids were effective in blocking male hormone receptors in hamster prostates.
35 citations
,
September 1972 in “Journal of Biological Chemistry” Steroid hormone binding in rat skin varies with pH, heat, and hair cycle phases.
11 citations
,
October 1986 in “International Journal of Gynecology & Obstetrics” The contraceptive reduced hair growth and altered hormone levels in hirsute women.
41 citations
,
July 2001 in “PubMed” Estrogens can reduce DHT production in hair follicles, but are less effective than finasteride and progesterone.
7 citations
,
January 1971 in “Archives of Dermatological Research” January 2004 in “DOAJ (DOAJ: Directory of Open Access Journals)” Men with androgenetic alopecia do not have elevated DHEA-S levels.
9 citations
,
August 1952 in “The Journal of Clinical Endocrinology & Metabolism” A 17-year-old female with adrenogenital syndrome produces very high levels of androgens, which prevent complete feminization despite high estrogen doses.
123 citations
,
May 2009 in “Journal of Neuroscience” In late pregnancy, allopregnanolone reduces stress responses in rats by affecting brain chemicals.
12 citations
,
June 2019 in “Psychoneuroendocrinology” Allopregnanolone is needed for certain brain processing issues caused by D1 dopamine receptor activation.
35 citations
,
July 2008 in “International Journal of Gynecology & Obstetrics” MPA improved hormonal imbalances and acne in women with PCOS without affecting metabolism.
11 citations
,
November 2009 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” Bolandiol, a synthetic steroid, builds muscle and bone without greatly affecting sex glands, and works differently from other hormones.
33 citations
,
October 1994 in “The Journal of Clinical Endocrinology and Metabolism” Finasteride reduces hair growth and is safe for women with excessive hair.
September 2002 in “Fertility and sterility” Metformin can start ovulation and may lower 17P response in PCOS, but six months is too short to improve hair growth or change body fat distribution.
Antiandrogens and finasteride may help treat excess hair and hair loss in women.
18 citations
,
January 2003 in “Gynecological Endocrinology” Low-dose finasteride effectively reduces hirsutism without serious side-effects.
54 citations
,
November 1995 in “The Journal of Clinical Endocrinology & Metabolism” Females with 5 alpha-reductase-2 deficiency have less body hair, no acne, normal fertility, and delayed menarche.
48 citations
,
February 1999 in “PubMed” Finasteride, a drug, can block the seizure-preventing effects of a hormone called progesterone in mice.
7 citations
,
February 2003 in “Gynecological Endocrinology” Finasteride effectively reduces excess hair in women with certain conditions.
96 citations
,
September 1975 in “The Journal of Clinical Endocrinology & Metabolism” Hormone levels change during puberty, leading to physical developments like pubic hair and voice changes.