February 2026 in “Cureus” Two methods reliably measure scalp area and hair count.
33 citations
,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
37 citations
,
January 2013 in “Postepy Dermatologii I Alergologii” Isotretinoin effectively reduces acne but causes dry skin, higher skin pH, more redness, and hair loss.
16 citations
,
November 2011 in “PubMed” The treatment improved hair growth in people with male pattern baldness.
15 citations
,
January 2017 in “JAMA Dermatology” Topical minoxidil improves female pattern hair loss, finasteride not effective, laser devices show mixed results.
Polyphenolic compounds may help hair growth but aren't better than minoxidil.
Polyphenolic compounds may help hair growth but need more research.
Polyphenolic compounds may help improve hair growth in non-scarring alopecia.
10% minoxidil improves frontal hair count more than 5% but has more side effects.
53 citations
,
March 1987 in “Journal of The American Academy of Dermatology” Minoxidil effectively regrows hair in male pattern baldness.
23 citations
,
April 2018 in “PubMed” Topical finasteride reduces hair loss and promotes hair growth in men and women.
May 2024 in “Lasers in medical science” The 2940-nm Er: YAG laser combined with medication is a safe and better treatment for male hair loss than medication alone.
June 2024 in “The Open dermatology journal” The herbal extract is as effective and safe as 3% minoxidil for treating hair loss.
April 2012 in “Informa Healthcare eBooks” The document concludes that diagnosing hair loss requires evaluating multiple histological features, as no single feature is definitive on its own.
38 citations
,
February 2019 in “Clinical Interventions in Aging” Dutasteride more effectively treats hair loss than finasteride, but may increase risk of altered libido.
Trichoscopy is effective for tracking treatment progress in hair loss when used by an experienced doctor.
December 2009 in “DergiPark (Istanbul University)” Check serum ferritin levels and total blood count for women with diffuse hair loss.
July 1989 in “British Journal of Dermatology” Minoxidil helps increase hair growth and density in people with hair loss, with higher concentrations giving better results.
7 citations
,
February 2017 in “The American journal of medicine” People often have iron deficiency after weight-loss surgery, which can cause symptoms like hair loss and dizziness, and iron levels should be tested to diagnose it.
24 citations
,
September 2012 in “Dermatologic Surgery” The conclusion is that normal scalp hair counts for Taiwanese people were established, showing age-related differences but not sex or scalp location differences.
May 2023 in “Buletin Veteriner Udayana” Dogs with dermatitis show significant skin changes and higher white blood cell counts.
1 citations
,
February 2023 in “Siriraj Medical Journal/San Sirirat” Thai males with hair loss have lower hair density in the occipital scalp compared to other Asians.
66 citations
,
April 2002 in “Journal of The American Academy of Dermatology” Finasteride increases hair weight and count in men with hair loss.
37 citations
,
February 2014 in “Journal of Dermatology” Valproic acid increases hair count in men with hair loss.
July 2014 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Applying valproic acid on the scalp increased hair growth in men with hair loss.
December 2025 in “Medical Lasers” The laser treatment increased hair density in men with hair loss.
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.
1 citations
,
August 2018 in “Madridge journal of dermatology & research” The device effectively and safely increased hair growth in people with Androgenetic Alopecia.
1 citations
,
July 2022 in “Dermatologic Therapy” Both brands of biotin and dexpanthenol injections improved hair loss, with Bayer also increasing the ratio of thick to thin hairs.
January 2018 in “Surgical and Cosmetic Dermatology” Latanoprost and minoxidil effectively control hair loss and increase hair count.