Medically reviewed by Alexandra Dubinskaya, MD Period blood color can change from bright red to dark red, pink, or brown at ...

Period blood color variations, such as bright red, brown, or black, are typically normal and reflect changes in menstrual ...

Brown discharge before a period could be implantation bleeding, which indicates pregnancy, or it may be due to perimenopause. In some cases, brown discharge may indicate an underlying condition.

“It is very common to notice brown-coloured period blood at the very start or end of your cycle, as this is the ‘older’ blood that has taken longer to leave the uterus,” Welsh explains.