5 Reasons Health-Conscious Households Are Switching to Toxin Rebellion
Plastic toothbrushes shed thousands of microplastic particles into your mouth every single year — particles small enough to pass through gum tissue and be swallowed with every brush. Here's why thousands of Australian families are quietly making the switch.
They're done swallowing microplastics every single morning.
A 2025 study published in Microchemical Journal found that standard plastic toothbrushes release an average of up to 39 microplastic particles per day during normal brushing. Other peer-reviewed studies put the figure between 30 and 120 particles per session, depending on bristle type and brand.1,2
That's up to 14,000 microplastic fragments swallowed per year — every year, from a single toothbrush. The particles are nylon, polypropylene and polybutylene terephthalate, the same plastics microplastic researchers have flagged as primary health concerns. They don't just sit in your saliva. They get swallowed, and some are small enough to pass through the mucous membranes of the mouth — one of the most permeable tissues in the human body.3
Most people have no idea this is happening. The ones who do are switching.
They're protecting their hormones from daily chemical exposure.
Plastic and nylon bristles aren't just plastic. They're chemical carriers. Petroleum-derived plastics have been documented to release compounds including BPA, phthalates, and PFAS — three chemical groups the World Health Organization has flagged as endocrine disruptors.4
Microplastics themselves act as carriers for these chemicals, leaching them into the acidic environment of the mouth.5 For households who are already cutting plastic from their kitchen, swapping their water bottles, filtering their tap water — keeping a petroleum-based toothbrush in the bathroom is the gap that doesn't make sense.
Boar hair is a natural keratin fibre. No plasticisers, no flame retardants, no synthetic additives. Just protein.
They want a product that actually works — not just one that's "less bad."
Most people who try "eco" alternatives quietly switch back. Bamboo brushes mould in two weeks. Plant-based bristles go soft on day three. The whole category has been ruined by greenwashed products that look the part and clean nothing.
Toxin Rebellion was built specifically because nothing on the market actually worked. Boar bristles have been used for oral care since the 7th century in China — they hold their shape, they're naturally antimicrobial, and they last. The bamboo handle is sealed at the base so it dries upright and resists mould. The brush stands on its own. No holder needed.
They refuse to fall for fake "eco" toothbrushes with hidden nylon bristles.
The dirty secret of the bamboo toothbrush industry: most "eco-friendly" bamboo brushes still have nylon bristles. The handle is biodegradable. The bristles are the same petroleum-derived plastic as a regular toothbrush. Half the problem solved, the rest hidden behind a green label.
In Australia alone, over 30 million toothbrushes are thrown away every year — adding 1,000 tonnes of waste to landfill annually, according to the Australian Dental Association.6 Each one takes between 100 and 1,000 years to break down. A bamboo handle with nylon bristles doesn't fix that. The bristles still need to be cut off and binned before the handle can be composted — and almost nobody does it.
Toxin Rebellion is plastic-free from handle to bristle. The whole brush composts. The whole brush.
They've stopped buying products. They're building a system.
One toothbrush is a start. A truly toxin-free bathroom is the goal.
Toxin Rebellion isn't just a toothbrush brand. It's a household audit. We started with the product nobody else fixed properly — a fully plastic-free toothbrush, bristles included — because if you're going to put something in your mouth twice a day, every day, for the rest of your life, it shouldn't be made of crude oil.
Toothpaste tablets are next. Then deodorant. Then organic underwear, tallow skincare, dish soap. Every product touching your body, replaced with something defensible. One bathroom at a time.
They wanted better. They found Toxin Rebellion.
Started researching microplastics after my partner and I decided to start trying for a baby. Honestly horrified by what's in everyday stuff. Switched to these immediately. Bristles feel different at first but you get used to it fast — and it actually cleans really well. Feels like I'm doing something to protect our future family.
Been on the low-tox journey for ages — filtered water, clean diet, organic everything. Felt like an idiot when I realised I was still putting plastic in my mouth twice a day. Boar bristles sounded weird honestly. Tried them, didn't go back. The whole bathroom audit is happening now.
Bought every "eco" toothbrush on the market. The bamboo handles always got mouldy in two weeks. The "plant-based" bristles frayed in a week. This one stands up on its own, dries properly, and the bristles hold their shape. Finally found one that actually works.
My wife showed me an article about microplastics in human organs and I haven't stopped thinking about it. Got these for the whole family including the kids. They actually like brushing now — the bamboo handle feels nice and the bristles are firm enough but not harsh. Small changes add up.
Pregnant with my second and being way more careful this time. Microplastics affect placental health apparently. Can't believe I used plastic toothbrushes through my first pregnancy. Switched immediately — and the rest of the bathroom is next.
Skeptical at first — boar hair sounded ridiculous. But the bristles are actually firm without being harsh, they clean really well, and the brush is naturally antimicrobial which is clutch. My dentist asked what changed because my gums look healthier.
Questions? We Have Answers.
What's actually wrong with a plastic toothbrush?
Three things. First, the bristles shed microplastic particles into your mouth every time you brush — up to 39 per day on average. Second, petroleum-based plastics can release endocrine-disrupting chemicals like BPA and phthalates. Third, they take 100 to 1,000 years to break down in landfill, and Australia throws away 30 million of them every year. A natural-fibre alternative addresses all three at once.
What are Toxin Rebellion toothbrushes made of?
Two materials. The handle is sustainable bamboo, sealed at the base with a non-toxic coating so it dries upright and resists mould. The bristles are 100% boar hair — a natural keratin fibre, the same protein your hair is made of. No nylon, no plastic, no synthetic adhesives, no glue.
Does it actually clean as well as a regular toothbrush?
Yes. Boar bristles have been used for oral care since the 7th century. They're firm enough to remove plaque effectively but not harsh on gums. They're also naturally antimicrobial, which plastic isn't. Most customers tell us their teeth feel cleaner after switching — and dentists tell them their gums look healthier.
How long does one toothbrush last?
About three months — the same recommended replacement window as any toothbrush. A 4-pack covers you for the year. Unlike nylon brushes, the bristles don't fray and splay out after a few weeks of use — they hold their shape until you replace them.
Is it safe for kids?
Yes — and they tend to love it. The bamboo handle has a natural texture that's easier for small hands to grip than slippery plastic, and the bristles are softer on developing gums than the firm nylon found in most kids' brushes. Plus, if you're trying to reduce the household's overall plastic and chemical exposure, oral care is the obvious place to start with children.
How do I dispose of it?
Compost the whole thing. Unlike "eco" toothbrushes with nylon bristles (where you have to cut the bristles off and bin them separately), every part of a Toxin Rebellion brush is biodegradable. Drop it in your green waste bin or backyard compost.
What's the difference between this and a "bamboo toothbrush" from the supermarket?
The bristles. Almost every "bamboo toothbrush" on the market — even ones marketed as eco-friendly — still uses nylon bristles. That's the same petroleum-based plastic as a regular toothbrush. Toxin Rebellion uses real boar hair, woven directly into the bamboo head with no synthetic adhesives. That's the only way to make a toothbrush that's actually plastic-free.
You've Started. Now Finish The Job.
Every product touching your body matters. Switch to 100% toxin-free essentials while you're here.
Sources & Citations
- Preliminary results on microplastic release from commercial toothbrushes during simulated brushing — Microchemical Journal, 2025. sciencedirect.com
- The unseen perils of oral-care products generated micro/nanoplastics on human health — Ecotoxicology and Environmental Safety, 2024. sciencedirect.com
- Patterns and risks of microplastic release during primary oral care — Ecotoxicology and Environmental Safety, 2025. sciencedirect.com
- World Health Organization & UNEP — State of the Science of Endocrine Disrupting Chemicals.
- Raman imaging to identify microplastics released from toothbrushes — Environmental Pollution, 2023. sciencedirect.com
- Sustainable Oral Health Care — Australian Dental Association. teeth.org.au