4 products tested

Eco-Friendly Bathroom Products: The Complete Zero-Waste Guide

The average bathroom contains 20–30 plastic bottles at any one time — shampoo, conditioner, body wash, face wash, toothpaste, and more. Most are used once and thrown away. The bathroom is simultaneously the easiest room to overhaul and the one with the biggest plastic impact. In this guide you'll find the best shampoo bars, zero-waste toothpaste options, refillable deodorants, and plastic-free toilet paper. We'll explain the environmental stakes, show you how to make the switch without compromising on performance, and answer the questions we hear most from readers.

Top-Rated Bathroom Products

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Solid Shampoo Bar
Bathroom ★★★★★

Solid Shampoo Bar

HiBar

Plastic-free, lasts 80+ washes. Sulfate and paraben free.

  • ✓Plastic-free
  • ✓80+ washes
  • ✓Sulfate free
Eco score
9/10
$14.99 per bar
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Bamboo Toothbrush Set
Bathroom ★★★★★

Bamboo Toothbrush Set

WooBamboo

FSC-certified bamboo handle, BPA-free bristles.

  • ✓Biodegradable handle
  • ✓Dentist approved
  • ✓Plastic-free packaging
Eco score
8.9/10
$12.99 per 4-pack
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Pantene Pro-V Shampoo
Bathroom ★★★★☆

Pantene Pro-V Shampoo

Pantene

Mainstream liquid shampoo in a single-use plastic bottle. Contains sulfates and silicones for immediate shine, but the plastic bottle and rinse-off surfactant load are the main environmental drawbacks.

  • ✓Widely available
  • ✓Familiar lather and scent
  • ✓Low upfront cost
Eco score
3/10
$6.99 12 fl oz bottle
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Colgate Toothpaste 2-Pack
Bathroom ★★★★★

Colgate Toothpaste 2-Pack

Colgate

Standard plastic-handled toothbrush. Dentist-recommended bristle quality, but the polypropylene handle is not recyclable through most curbside programs and an estimated 1 billion end up in landfill annually in the US alone.

  • ✓Cheap and familiar
  • ✓Widely available
  • ✓Consistent bristle quality
Eco score
2.3/10
$5.99 4 pack
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The case for switching

Why Your Bathroom Is the Best Place to Start

  • ✓ The average person uses 11 personal care products per day, generating roughly 120 plastic bottles per household per year. Switching just three products to zero-waste alternatives removes 30–40 bottles annually.
  • ✓ Most conventional shampoos and body washes contain silicones (dimethicone), PEGs, and synthetic fragrances that don't break down in waterways and accumulate in aquatic life.
  • ✓ Wet wipes — even those labeled 'flushable' — are made of plastic fibers and are a major cause of sewer blockages, according to many US water utilities. Switching to reusable cotton cloths or washcloths eliminates this entirely.
  • ✓ Conventional toothpaste tubes are not recyclable (they're multi-layer plastic/aluminum laminate). Toothpaste tablets and glass-jar alternatives produce zero landfill waste.
  • ✓ Cost comparison: a shampoo bar (typically $10–14) lasts as long as 2–3 bottles of liquid shampoo and often works out cheaper per wash once you account for how long it lasts. The upfront price looks higher but the cost per use is lower.

How to do it

7 Tips for a Zero-Waste Bathroom

  1. 1
    Start with one swap at a time Don't try to replace everything at once. When a bottle runs out, replace it with a zero-waste alternative. This avoids waste from discarding half-full products and lets you find what works for you gradually.
  2. 2
    Give shampoo bars a 2-week adjustment period Your scalp produces excess oil when you first switch from sulfate shampoo — this is normal. Push through two weeks and production normalizes. A diluted apple cider vinegar rinse helps speed up the transition.
  3. 3
    Invest in a bamboo toothbrush set Switch the whole family at once. Buy in bulk — sets of four bamboo toothbrushes typically cost about the same as one pack of conventional plastic brushes, and the handles are compostable.
  4. 4
    Use a safety razor The upfront cost of a safety razor is about $25–40, but replacement blades cost just a few cents each. A single razor and its blades can last a lifetime; disposable plastic razors do not.
  5. 5
    Make your own facial toner Rose water (rose petals steeped in distilled water) or diluted witch hazel in a reusable glass spray bottle replaces most toners at a fraction of the cost and zero packaging waste.
  6. 6
    Swap cotton rounds for reusable pads A set of 16 reusable bamboo or cotton rounds costs about $10–12 and replaces thousands of disposable cotton rounds over its lifetime. Wash in a mesh laundry bag with your regular load.
  7. 7
    Refill rather than replace Many natural beauty brands now offer refill pouches or in-store refill stations. Check whether your favorite brand has a refill option before buying a new bottle.

Also see: Personal Care swaps guide →

Common questions

FAQ

Everything readers ask us most about making the bathroom switch.

Do shampoo bars work for all hair types? +
Yes, but different bars suit different hair. Fine hair does best with lightweight bars (look for ones without heavy butters). Curly or dry hair benefits from conditioning bars with shea or cocoa butter. Oily hair needs a clarifying bar with tea tree or peppermint.
Is bamboo toothbrush bristles actually plastic-free? +
Most bamboo toothbrushes still use nylon bristles, which need to be removed before composting the handle. A few brands, like Brush with Bamboo, offer plant-based bristle options, though these are softer and less durable than nylon.
What's the best zero-waste deodorant? +
Natural deodorant sticks in cardboard tubes (like Native, Each & Every, or Myro) are a popular choice. Note: natural deodorant is NOT antiperspirant — it neutralizes odor but doesn't block sweat. Most people adjust within 2–4 weeks.
Are refillable products cheaper in the long run? +
Almost always yes. Refill pouches and concentrates typically cost 30–50% less than buying a new bottle. The savings compound quickly for products you use daily.
Can I recycle bathroom plastic bottles? +
Most rigid plastic bathroom bottles (shampoo, conditioner, body wash) are recyclable through curbside programs. Pump tops, caps, and tubes usually aren't — remove and trash them separately. TerraCycle runs a specialist beauty-packaging recycling program if your local program doesn't collect it.

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