The best replacement for menstrual blood is blood in urine.

The best alternatives to menstrual blood are rated as following:
★★★★★  blood in urine
★★★★★  implantation blood
★★★  regular blood

Your alternative for menstrual blood is not listed? Suggest!
Speaking about menstrual blood, one probably shouldn't forget about tissue.

Other search terms related to menstrual blood and their ratings are:
★★★★★ tissue
★★★★★ foul odor
★★★★★ strong odor
You have in mind a companion for menstrual blood and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of menstrual blood in all years. Click on graph for more.
menstrual blood
blood in urine
implantation blood