# How to Remove Coffee & Tea Stains from Mugs | Fairy > Stubborn coffee or tea rings in your mugs? Learn why stains build up and how to remove them in the dishwasher for spotless cups, no scrubbing needed. ## Page Information - **Site**: fairy - **Page ID**: how-to/how-to-remove-coffee-stains-from-mugs - **URL**: https://fairy-dish.co.uk/how-to/how-to-remove-coffee-stains-from-mugs - **Locale**: en_GB ## Content How to Remove Coffee and Tea Stains from Cups There is absolutely nothing better than a proper British cuppa or a coffee to kickstart a chaotic morning. But if you look inside your favourite mug and see a stubborn, dark ring staring back at you, it can put you off completely. Just check out these tips for how to get coffee stains or tea stains out of your mugs and cups in your dishwasher. Which mugs and cups can go in the dishwasher & best cleaning method for coffee and tea gear Label Caption Item Type Safe for Dishwasher? Reason / Best Practice Best Cleaning Method Standard Ceramic & Porcelain Mugs Yes Everyday mugs handle dishwasher cycles perfectly. Load them upside down on the top rack at an angle. Fairy 30 Minute Miracle dishwasher tablet to easily blast through those tough, stubborn stains Glass Coffee Pots Built to withstand high heat, but ensure they don't overlap or touch other items to avoid chipping. Hand-Painted / Custom Pieces No The high-pressure blast can strip off custom paint or ruin homemade art-class masterpieces. Fairy Platinum Quickwash Original Washing Up Liquid to effortlessly clean these mugs by hand. Vacuum Insulated Travel Mugs Generally No Extreme heat can destroy the internal vacuum insulation seal, though check explicit manufacturer labels. Why do I get stubborn coffee stains on cups? The main culprits behind those ugly rings are organic compounds called tannins. Tannins are natural polyphenols found in both tea leaves and coffee beans. When your hot drink sits in the mug, these tannins bind to the porous surface of the ceramic or porcelain, building up a stubborn layer over time. Hard water minerals like calcium can also bind with these tannins, creating an even tougher, dark scale that standard washing-up liquids can't dissolve. This is exactly why specialised cleaning power is essential to break down the chemical bonds of the stain, don’t worry we have you covered. How to clean coffee stains off mugs Here is our best way to remove coffee stains from your mug and cups, just follow these essential steps: Are mugs, pots and cupsdishwashers safe?: While glass coffee pots, standard ceramic mugs, and everyday glassware are perfectly built for the dishwasher, you’ll want to keep any homemade or hand-decorated pieces far away from it. Sure, the machine will blast away stubborn coffee stains, but it can also strip off custom paint, and you’ll be hearing about ruining your child's art-class masterpiece for an eternity. Always check whether an item is dishwasher safe . Skip the pre-scrubbing routine: Do not waste time rinsing or scrubbing the cups under the tap. Modern formulas require stain particles to cling to in order to activate their deep-cleaning power effectively. Simply place a Fairy 30 Minute Miracle tablet into your dishwasher and relax; its specialised formula is designed to tackle these stubborn stains, while you can have another brew. Load them face down on the top rack: Always place your stained mugs upside down on the upper shelf of the machine. Position them at a slight angle so the water can spray directly inside and drain away completely without pooling. Avoid overlapping your cups: Make sure your mugs aren't crammed together or stacked on top of one another. Water needs to circulate freely around every single surface to wash the broken-down tannins down the drain. Now that your mugs and cups are officially the cleanest on the block, don't be surprised if the neighbours start inventing reasons to pop over for a cuppa. Get ready to show off that sparkle! ### Frequently Asked Questions #### Why does my dishwasher leave coffee stains on cups? If your cups are still marked after a cycle, it usually means your current detergent lacks the active stain removers needed to break down organic tannins. Upgrading to Fairy 30 Minute Miracle with its five gel boost delivers a superior clean that is designed to tackle these compounds to unveil a brilliant shine. #### Is it safe to put insulated travel mugs in the dishwasher? Generally, no. The dishwasher's intense heat can destroy the vacuum seal that keeps your drinks hot or cold. Unless your mug is explicitly labeled "dishwasher safe," it’s best to hand-wash it to avoid ruining the insulation. #### How do you clean tea stains off cups that have been stained for years? Fairy 30 Minute Miracle is incredibly powerful at shifting recent and tough build-up from everyday use. For ancient, heavily baked-on stains that have carbonised over a decade is harder, we recommend trying Fairy Skip the Soak first It's great at cleaning stuck-on mess and could help release these stains.