Pregnancy can cause implantation bleeding, or spotting. The main difference between spotting and menstruation involves the amount of vaginal bleeding. Spotting is generally seen as intermittent discharge of blood, while periods are three to five days of vaginal bleeding.
BVN (Het beste van Vlaanderen en Nederland, The best of Flanders and the Netherlands), is a satellite and cable television channel providing Dutch and Flemish public-service television to viewers around the world.
Current Safety Assessments of Butylene Glycol. Butylene glycol (BG) (1,3-Butanediol, CAS No. 107-88-0) is a common humectant and solubilizer used in cosmetic and food preparations. Its safety and usage has been well documented and approved by such agencies as the US FDA, the US EPA, and the CTFA (see below).