<ul><li>A recent study conducted by waterfilterguru.com revealed that reusable water bottles carry 40,000 times more bacteria than an average toilet seat.</li><li>The study examined four popular types of water bottles and found two major types of bacteria, gram-negative rods and bacillus, inside them, which can cause serious infections and gastrointestinal issues.</li><li>On average, the bottles harboured as much as 20.8 million CFUs of gram-negative bacteria, with spout and screw-top lid bottles being the most infected with 30 million CFUs.</li><li>To avoid drinking contaminated water, it is recommended to wash the bottles with soapy water at least once a day and sanitize them at least once a week.</li></ul>

Are your reusable water bottles dirtier than a toilet seat? New study says yes

Discover more