35 citations,
July 2007 in “Dermatologic clinics” Facial dark spots can be caused by the sun, genetics, makeup, or medicine, and are diagnosed by patient history and skin tests.
2 citations,
October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
2 citations,
May 2023 in “Photobiomodulation, photomedicine, and laser surgery” Light therapy is effective and safe for treating skin color disorders like vitiligo and dark spots.
10 citations,
November 2014 in “Journal of Dermatological Treatment” Polyphenols may help treat skin conditions like warts, hair loss, acne, and dark spots, but more research is needed.