A new TV ad shows period blood as red, instead of blue - Times of

Sunday Times News: For decades, Indian advertisements for sanitary pads have visualised menstruation in the form of a blue liquid being poured out of a test tube.

Implantation Bleeding vs. Period: How to Tell the Difference

Bodyform Advert First To Show Red Period Blood

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Bloody Conversations - Why do Period Product commercials use a Blue liquid from a test-tube to symbolise menstrual blood? . . . Discomfort about menstrual blood has deep cultural roots that have

Culture and menstruation - Wikipedia

Dexter: New Blood - Wikipedia

Libra ad depicting menstrual blood did not breach standards, watchdog rules, Menstruation

Lizzy Caplan: 'After Mean Girls, I didn't work again until I dyed my hair blonde and got a spray tan', The Independent

Why Do Period Product Commercials Use Blue Liquid? The Practice Has A Long & Bizarre History

Friday essay: I looked at 100 ads for menstrual products spanning 100 years — shame and secrecy prevailed

Libra ad depicting menstrual blood did not breach standards, watchdog rules, Menstruation