There are a couple of things, if it is yeast, and that is the really bright red shiny with little red spots on the outside, it also smells like potatoes. (pregnancymagazine.com)
The tiny red spot in this image is one of the most efficient star - making galaxies ever observed, converting gas into stars at the maximum possible rate. (sciencedaily.com)
I've started to realize that she's been getting a lot of red spots under her skin (Mostly between her legs). (wagwalking.com)