Skip to content 
If your bong has visible residue or a slimy film coating the surface — you’re already too late. That build-up, known as biofilm, isn’t just unpleasant; it’s a breeding ground for harmful bacteria and fungi that can pose serious health risks.
While bong water itself isn’t the problem, stagnant water left uncleaned becomes a perfect environment for microbes. If you’re a regular bong user, understanding these risks is crucial to protecting your health.
Neglecting to clean your bong regularly invites an entire ecosystem of microscopic threats. These organisms thrive in damp, organic-rich environments and can quickly form resistant biofilms that are hard to remove.
Studies show that:
Biofilms develop in under 24 hours and are involved in over 65% of chronic infections.
Fungal spores, like Aspergillus from cannabis, can break into toxic particles when burned.
E. coli, Streptococcus, and Pseudomonas aeruginosa may thrive in bong water, causing respiratory and systemic infections.
Flavobacterium can lead to serious lung issues.
Even if your bong looks “clean enough,” invisible pathogens can still linger — especially on glass surfaces.
Bacteria begin to form in as little as 30 minutes after water is left standing. Within a day, a full-blown biofilm may appear. Most people don’t clean their bong after every use — but this habit dramatically increases health risks over time.
Regular rinsing isn’t enough. To fully sanitise your bong, you’ll need:
What you need:
Rubbing alcohol (at least 70% isopropyl)
Coarse salt (acts as an abrasive)
Bottle brush / pipe cleaners
Cotton balls or cleaning plugs
Hot or boiling water
Sealable containers (for soaking parts)
Cleaning Process:
Disassemble your bong and remove any accessories.
Rinse everything under hot water.
Place smaller parts in sealable containers filled with alcohol and salt.
Shake well and let soak for 15–20 minutes.
For the main chamber, add salt and alcohol, plug openings, and shake thoroughly.
Rinse everything under boiling water.
Repeat as needed to remove stubborn stains or resin.
Tip: Clean your bong at least once a week for regular use — more often if shared or used daily.
Prefer ready-made cleaners? These are among the top-rated options for UK users:
Klear Kryptonite – Resin-busting formula without harsh abrasives.
Grunge Off – Great for soaking glass parts with a pleasant scent.
Hemper Tech Cleaning Kit – Includes plugs, wipes, and pipe cleaners.
Resolution Gel – Features reusable caps for no-spill cleaning.
If your bong is plastic, has persistent odours, or shows signs of mould — replacement may be safer than cleaning. Glass bongs are more hygienic and easier to sterilise long-term.
Letting your bong collect grime puts your health at risk. From respiratory issues to hidden infections, the threats aren’t worth it. A clean bong doesn’t just protect your lungs — it improves taste, smell, and overall experience.
Whether you’re a medical cannabis patient or casual user, make a habit of proper cleaning. Your lungs will thank you.
Available from 9:30 AM to 5:30 PM
Available from 9:30 AM to 5:30 PM
