Image shows how to clean menstrual cup

How to Clean Menstrual Cup: A Complete, Safe Step-by-Step Guide

If you're already using a menstrual cup or thinking of switching to one, one question that comes up more than any other is: how to clean menstrual cup?

This guide breaks down exactly how to clean menstrual cup properly, from a quick daily rinse to full sterilization between cycles.

Why Learning How to Clean Menstrual Cup Properly Matters

Your menstrual cup stays inside your body for up to 12 hours, so keeping it clean is important. Knowing how to clean menstrual cup properly helps prevent bacterial buildup, maintain a healthy vaginal pH, and protect the medical-grade silicone from damage.

Using the wrong cleaning products or skipping important steps can cause problems and may make you want to stop using your cup.

Once you understand how to clean menstrual cup, it will be a very easy-peasy step for you, it will hardly take 2 minutes, twice a day.

It's worth first reading how to use a menstrual cup for the first time, since cleaning is just one part of the full routine.

Menstrual Cup Cleaning Steps for Daily Use

These are some simple menstrual cup cleaning steps. Just follow them and you're good to go.

  1. Wash your hands first
  2. Empty the cup into the toilet or sink.
  3. Rinse menstrual cup under cold running water first. This first rinse is where most people get the order wrong, cold water stops blood from setting into stains, while warm water at this stage can actually bake the stain in.
  4. Switch to warm water and apply a small amount of menstrual cup soap (fragrance-free and oil-free). A gentle, unscented menstrual cup wash is ideal, since regular soaps can disturb your natural pH.
  5. Gently lather and scrub the cup, paying close attention to the rim and base.
  6. Clean menstrual cup holes using a soft-bristled brush, an old toothbrush kept aside just for this, or by gently stretching the silicone under running water. Learning to clean menstrual cup holes properly is often the step people skip, yet residue collects there fastest.

Read this blog: How to use menstrual cup

  1. Rinse off all soap thoroughly.
  2. Dry menstrual cup before storing

Best Methods to Clean Menstrual Cup Safely

When people ask how to clean menstrual cup the safe way, it comes down to three rules: use cold water first, use only mild soap, and never skip drying. Beyond the daily rinse, here's what "safe" really means:

  • Avoid harsh chemicals: no bleach, vinegar, hydrogen peroxide, baking soda, or antibacterial soap. These can weaken silicone over time and irritate sensitive skin.
  • Never use a dishwasher or dish soap: Your cup isn't dishware, and residue from regular dish soap can linger and cause irritation.
  • Use lukewarm, not scalding, water for rinsing, since very hot water can set stains and, over repeated use, degrade silicone.
  • If you're in a public restroom and can't do a full wash, simply wipe the cup with clean tissue or a menstrual cup wipe, reinsert, and give it a proper wash later at home.
Image shows what are things to avoid while cleaning menstrual cup

How to Sterilize a Menstrual Cup Between Cycles?

Daily washing alone isn't enough, you also need to sterilize your menstrual cup material before your next period starts, ideally right after your last period ends.

Here are some simple steps to sterilize a menstrual cup:

  1. Wash the cup as usual first: heat-treating a soiled cup can actually set stains permanently.
  2. Find a pot large enough to fully submerge the cup, and fill it with water. Or, you can use a foldable menstrual cup sterilizing container
  3. Boil menstrual cup for 5–10 minutes, making sure it doesn't touch the bottom of the pot (it can scorch).
  4. Let it cool down before removing it with clean tongs.
  5. Dry it completely before storage.

Also some people prefer to boil a menstrual cup once every month between cycles, and right after their period ends to maintain good hygiene.

Are There Specific Cleaning Products for Menstrual Cups?

Yes. This is where many people make a mistake by using regular soap or body wash from their bathroom.

A good menstrual cup wash should be fragrance-free, oil-free, and pH-balanced. Choose a menstrual cup soap with simple ingredients and avoid dyes, parabens, essential oils, and antibacterial soaps. These can cause irritation or leave residue on your cup.

If you don't have a special cup wash, you can use a mild, unscented, oil-free soap instead.

💡 Sunlight Sanitizing

Letting your cup air-dry in direct sunlight for an hour occasionally helps naturally reduce odor and bacteria buildup between full sterilizations.

Storing Your Cup the Right Way

Only cleaning your menstrual cup isn't enough, you need to keep your menstrual cup in a right place. Always dry your menstrual cup completely before storing it. Storing a damp cup in a sealed container can cause mold and bad smells. Use a breathable menstrual cup storage pouch, preferably made of cotton or mesh. Avoid plastic bags or airtight containers, as they don't allow air to circulate. Keep the pouch in a cool, dry place away from humidity and direct sunlight. Avoid storing it on a damp bathroom shelf or near a sunny window, as heat and moisture can damage the silicone over time.

Image demonstrates that you must keep the menstrual cup in a right place

Common Mistakes to Avoid

  • Reinserting a cup that's still wet with soap residue
  • Using scented or antibacterial soap
  • Skipping sterilization and only rinsing the cup
  • Storing the cup in a sealed container or plastic bag
  • Boiling the cup without watching the water level (it can boil dry)

FAQs

1. How often should I clean my menstrual cup?
You should wash it every time you empty it, typically after every 8-12 hrs and fully sterilize it before and after each cycle.

2. Can I clean my menstrual cup with only water?
Water is enough for a quick rinse, but washing the cup with mild soap once a day gives it a better clean, especially around the rim and holes.

3. Is boiling necessary every time?
No. Boiling or using a dedicated sterilizing device is meant for the between-cycles deep clean, not for daily use.

Final Thoughts

With the proper knowledge of how to clean a menstrual cup after each use, the process becomes a habit, rinse, wash, dry and store in a breathable way. The key to ensuring that the transition to reusable period care is a comfortable, hygienic and sustainable experience for years to come is to get it right from the beginning.

⚕️ Disclaimer

This article is intended for general educational purposes and doesn't replace advice from a healthcare provider. If you notice irritation, unusual discharge, or discomfort, consult a gynaecologist.

Nisha Bellare

Written by

Nisha Bellare

Founder, Nari Yari · Director, Brahad Elastomers Pvt. Ltd. · District Chair MHHM, Rotary International District 3190

From building a food venture from the ground up to leading Nari Yari — a sustainable menstrual health brand — Nisha Bellare thrives in roles that demand both purpose and execution. As Director at Brahad Elastomers and District Chair MHHM for Rotary International District 3190, she champions conscious living as a waste warrior. She writes on sustainability, menstrual wellness, and eco-conscious living for the Nari Yari blog.

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