The pink slime found in your bathroom is a bacteria, not harmful, that derives from moisture. It is difficult to remove and occurs more often in higher humidity areas.

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What is this pink slime?

Have you ever seen a pink substance in your bathroom toilet, shower, or tile? Don’t be alarmed, you’re not alone. Many homeowners experience this issue. What is it? It is known as serratia marcescens, otherwise known as “pink slime”. It is an airborne bacterium, not harmful to humans or pets, with an abundant supply in our environment. The bacteria will grow in wet areas, such as bathtubs, toilets, sinks, and tiles, with materials containing phosphorus or fatty substances. It is more commonly seen in the summer months when windows are open and the air has moisture. The bottom line, it’s a complete nuisance. Read more