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Why Does Most Of The Population Use Plastic Toothbrushes?

Bamboo toothbrush and plastic toothbrush with question mark toothpaste
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Author: Hai Le

Updated on December 19, 2025 • Estimated read time: 6 minutes

In today's world, where environmental consciousness is on the rise and more people are actively seeking sustainable alternatives, it's surprising that plastic toothbrushes, a major contributor to plastic pollution, remain widely used by the general population.

According to National Geographic, more than 1 billion plastic toothbrushes are thrown away each year in the United States alone. And most of them are not recyclable; nearly every toothbrush ever produced since the 1930s still exists somewhere on Earth today!

This leads to a critical question: If we are so aware of the plastic problem, why do we keep buying them? Is it purely out of habit? convenience? cost? performance? or simply a lack of awareness.

In this blog post, we'll delve into many reasons why most people still use plastic toothbrushes, discuss the true environmental cost of our morning routines, and explore the sustainable alternatives that are finally making it easy to make the switch.

Why Plastic Toothbrushes Are Harming Our Environment?

Your plastic toothbrush is probably the most important tool for you to maintain good oral health. However, they also have some significant drawbacks to the environment. Let me explain:

  • They Are Not Recyclable: Most plastic toothbrushes are made from a mix of small components, such as polypropylene and rubber for the handle and nylon for the bristles (Even worse if you're using an electric toothbrush!)
  • End Up In Food Chain: As plastic brushes eventually break down, they don’t just disappear; they turn into microplastics. These tiny pieces of plastic can easily be ingested by marine life and enter our food chain. (The long-term effects of microplastics have been linked to a number of health problems in humans and animals!)
  • Heavy Carbon Footprint: Additionally, the production of plastic toothbrushes requires the use of fossil fuels, a non-renewable resource. The extraction, transportation, and processing of petroleum contribute heavily to climate change.

Fun Fact: Dentists recommend replacing your toothbrush every 3 to 4 months. This means the average person will use and throw away roughly 300 toothbrushes in their lifetime, most of which are plastic toothbrushes that never fully decompose.

Summary: Plastic toothbrushes are one of the most common household items in the world. However, they also come with serious environmental consequences. They are not biodegradable, take hundreds of years to decompose, break down into harmful microplastics, and require fossil fuels to produce. All of this contributes to pollution, climate change, and long-term ecological damage.

Photo: © KvitkaNastroyu via Getty Images

Comparison of plastic and bamboo toothbrushes on blue and white background

The Eco-Friendly Alternative To Plastic Toothbrush

As awareness of the plastic crisis continues to grow, so does the demand for sustainable alternatives. And among them, bamboo toothbrushes stand out as one that offer the same cleaning performance as traditional plastic toothbrushes while dramatically reducing environmental harm.

The top benefits of using bamboo toothbrushes:

  • Made From Sustainable Resources: According to Guinness World Records, bamboo is the fastest-growing plant in the world. They are a renewable resource that can regrow quickly after being cut down without the use of pesticides.
  • Naturally Biodegradable: While the plastic handle can take hundreds of years to decompose, bamboo is a natural material that can break down naturally in the environment.
  • Built-in Antimicrobial Properties: Bamboo contains a natural bio-agent called "Bamboo Kun," which gives the plant inherent antibacterial, antifungal, and antimicrobial properties.
  • Effective: Bamboo toothbrushes are just as effective at cleaning teeth as plastic toothbrushes in terms of cleaning teeth. In fact, they use the same high-quality nylon bristles, just like any other toothbrush.

If you’re looking for an effortless way to begin a more eco‑friendly routine, switching from a plastic toothbrush to a bamboo one is the perfect first step. They are just as effective at cleaning your teeth while minimizing your environmental impact.

Summary: While plastic toothbrushes can be very harmful to the environment, there is an alternative that can help reduce the damage being done. Bamboo toothbrushes are made from a fast-growing, renewable resource that is naturally biodegradable. They are just as effective at cleaning teeth, but much better for the environment.

Photo: © Syda Productions via canva.com

Woman comparing wooden and plastic toothbrush in a grey background

So Why Do Most People Still Use Plastic Toothbrushes?

Despite the growing awareness around sustainability and the clear environmental benefits of bamboo toothbrushes, plastic toothbrushes are still the most popular choice among consumers. Here are the main reasons why:

  • Lack Of Awareness: Most people grow up using plastic toothbrushes, see them advertised everywhere, and find them stocked in every grocery store and pharmacy. Bamboo toothbrushes, on the other hand, are often sold online or in specialty eco-friendly shops, and many people don't even know they exist.
  • Availability: Plastic toothbrushes are cheap, mass-produced, and widely available almost everywhere in the world. When someone needs a toothbrush, they are more likely to grab what’s readily available near them.
  • Dentist Hands Out Plastic Toothbrushes: Another major influence comes from dental professionals. After routine cleanings, most dental offices hand out free plastic toothbrushes, and many patients just use them.

In many cases, your dentists aren’t intentionally promoting plastic waste; they’re simply using what’s affordable, widely supplied by dental distributors, and familiar. But unfortunately, this practice unintentionally continues the cycle of plastic consumption.

Summary: Most people simply use plastic toothbrushes because they are not aware of the environmental alternatives that exist, nor have they seen a bamboo toothbrush before. Additionally, most dentists hand out free plastic toothbrushes to their patients, which further influences the use of plastic toothbrushes.

Quick Takeaway

Despite the growing availability of sustainable alternatives like bamboo toothbrushes, plastic toothbrushes remain the default choice for most people. This is largely due to habit, convenience, and a lack of awareness. (Many people simply don’t realize how harmful plastic toothbrushes are to the environment or that eco-friendly options even exist!)

Another major influence is the dental industry itself. Dentists commonly hand out free plastic toothbrushes after appointments, unintentionally reinforcing plastic as the standard option and continuing the cycle of plastic waste.

While these brushes promote oral health, their environmental cost is often overlooked. But the good news is that small changes can have a big impact. By choosing sustainable alternatives such as bamboo toothbrushes, individuals can help reduce plastic pollution. (One toothbrush at a time!)



Frequently Asked Questions Relate To This Blog:

Question #1: Why do most of the population use plastic toothbrushes?

Answer: Plastic toothbrushes are the most popular choice because they are cheaper and more widely available than sustainable alternatives, such as bamboo toothbrushes. Additionally, many dentists still hand out free plastic toothbrushes to their patients, so they just use them.

Question #2: Why are plastic toothbrushes so popular?

Answer: Beyond the cheaply available for everyone to use. In 2003, toothbrush was chosen as the #1 invention people can’t live without, beating out cell phones and cars.

Question #3: How many plastic toothbrushes end up in landfills each year?

Answer: According to National Geographic, over 1 billion toothbrushes end up in landfills every year in the United States alone. Globally, it is estimated that about 5 to 23 billion plastic toothbrushes are being discarded annually.

Question #4: Why don't more people use sustainable toothbrushes?

Answer: Many people are simply not aware of the negative environmental impact of plastic toothbrushes or the existence of sustainable alternatives. Sustainable toothbrushes are usually a little more expensive than plastic toothbrushes, and some just prefer the feel of plastic toothbrushes.