The Honest Guide to Non-Toxic Laundry Detergent in Australia
I work in product marketing. I know how labels work. I know how "natural" and "plant-based" are used to sell things. And I still fell for it — because when you're a busy mum and the green bottle is sitting there next to the regular one, it feels like the obvious swap.
It wasn't until I was deep in my health journey — dealing with gut issues, hormone imbalance, and what turned out to be painful dermatitis under my arms — that I started actually reading ingredient lists instead of just the front of the pack. What I found on the back of most "eco" supermarket detergents genuinely shocked me.
This post is what I wish I'd had back then: an honest, Australia-specific guide to the laundry detergents I've actually tested in my own front loader, what I look for on labels now, and the simple tricks (bicarb soda and hydrogen peroxide — more on those below) that have replaced half the products under my laundry sink.
What I Now Look for on a Laundry Detergent Label
Before I get to the product picks, this is the bit that actually matters. Because once you know what to look for, you can assess any product yourself — not just the ones I mention here.
A legal loophole for dozens of undisclosed synthetic chemicals. The fastest way to rule a product out.
Effective degreasers — which is exactly why they can be harsh on skin, stripping natural oils.
Common preservatives linked to skin sensitisation and contact dermatitis. Worth avoiding if you have reactive skin.
In Australia there's no legal requirement for full disclosure. Incomplete labels are a red flag, not just an oversight.
'Fragrance' or 'parfum' on an ingredients list is a legal loophole — it's a single word that can represent a cocktail of dozens (sometimes hundreds) of undisclosed synthetic chemicals. Some of these are linked to skin sensitisation, hormone disruption, and respiratory irritation. You'll never know what's actually in it, because manufacturers aren't required to disclose fragrance ingredients.
This was a big part of what was driving my dermatitis. The skin under your arms is thin, warm, and in constant contact with your clothes. If your laundry detergent contains synthetic fragrance, that residue sits against your skin all day. Removing fragrance from my laundry routine was one of the clearest improvements I made.
If a product lists 'natural fragrance' or 'essential oils' specifically — that's a different conversation. But 'fragrance' or 'parfum' with no further detail? Hard pass.
Surfactants are the cleaning agents in detergents — they lift dirt away from fabric. Anionic surfactants are the most common type, and they're not all equal. Sodium Lauryl Sulphate (SLS) and Sodium Laureth Sulphate (SLES) are effective degreasers — which is exactly why they can be harsh on skin. They strip away the skin's natural oils along with the dirt, which for anyone with eczema, dermatitis, or sensitive skin can mean real irritation.
What you want to see instead are gentler, biodegradable alternatives — things like sodium cocoyl isethionate (derived from coconut) or alkyl polyglucosides (plant-derived). Better yet, brands that list exactly what surfactants they use.
Preservatives are necessary in liquid detergents to prevent bacterial growth — I'm not here to demonise them entirely. But Methylisothiazolinone (MIT) and its close relative chloromethylisothiazolinone (CMIT) are common preservatives that have been associated with skin sensitisation and contact dermatitis. The European Scientific Committee on Consumer Safety has classified MIT as a skin sensitiser. If you see MIT, CMIT, or benzisothiazolinone on your liquid detergent, it's worth considering whether there's a cleaner option.
This is the sneakiest issue with supermarket 'eco' brands: many of them simply don't list their full ingredients. In Australia, there's no legal requirement for cleaning product manufacturers to disclose every ingredient — unlike food or cosmetics. So a bottle can say 'plant-based' on the front while quietly containing synthetic fragrance, optical brighteners, and preservatives that never appear on the label at all." "The brands I recommend below all publish full ingredient lists. That alone is a meaningful signal.
The Products I Actually Use
I want to be upfront: this is what works in my household, with my front loader, for my family's skin. Everyone is different, and you might need to try a couple before you find your fit. But these are my honest picks after a few years of testing.
For Powder: Hudstone (My Current Favourite)
Hudstone is an Australian family business that's been making laundry powder for over 40 years — long before 'eco' was a marketing trend. Elizabeth Davis started this in her own kitchen, and the ethos has stayed the same: nothing you don't need, nothing that harms you or the environment.
I use the Hudstone Sensitive Washing Powder in my front loader (3/4 of a scoop per load, as they recommend for front loaders). The full ingredient list is: Sodium Bicarbonate, Sodium Carbonate Dense, Sodium Citrate, Teric 12A8N. No fragrance, no enzymes, no bulkers or fillers. That's it. The Regular version adds a biodegradable enzyme blend (Protease, Amylase, Mannanase) for tougher loads — I switch to that for sportswear and kids' clothes.
The compostable calico bag packaging is a genuine bonus — no plastic, and the bag itself goes in the compost bin. Available from hudstonehome.com — around $30 for a 2kg bag that does up to 222 front loader loads. That works out to well under 20 cents a wash.
For Liquid: Abode Laundry Liquid Zero
If you prefer liquid over powder, Abode's Zero range (fragrance-free, no preservatives) is my go-to. It's an Australian-owned brand with fully disclosed ingredients, certified by Environmental Choice Australia, and specifically formulated without the preservatives that tend to cause issues for sensitised skin.
It works well in cold water and rinses cleanly without residue. The Zero range is specifically the preservative-free version — make sure you're not picking up the regular Abode by accident, as the label colours are similar.
Also Good for Liquid: Kin Kin Naturals
Kin Kin is another Australian brand I've used consistently. Their laundry liquid uses plant-derived surfactants and essential oils rather than synthetic fragrance — the eucalyptus and lavender versions smell lovely without the concern of undisclosed synthetic chemicals. They list full ingredients and are certified by Choose Cruelty Free.
A note: if you're highly fragrance-reactive, go for their unscented version. But for most people, the essential oil scents are genuinely fine and the formula is solid.
For Stain Removal: Hudstone Soaker + Koala Eco Stain Remover
Two different tools for two different stain situations.
The Hudstone Soaker is my first move for anything heavily soiled — school uniforms, grass stains, food on white shirts. It's an oxygenated powder (sodium percarbonate is the active ingredient — essentially a dry form of hydrogen peroxide) that you dissolve in warm water and soak the item before washing. Fragrance-free, grey-water safe, and genuinely effective. I soak for 30–60 minutes then wash as normal.
Koala Eco's stain remover is my pick for targeted spot treatment. The formula uses natural eucalyptus and peppermint and is one of the few spray stain removers that actually works without leaving a residue or bleaching colour. Australian made, fully disclosed ingredients.
My Laundry Hack: Bicarb Soda + Hydrogen Peroxide
This is the thing I tell every friend who asks about laundry, and it's so simple it almost feels like it shouldn't work.
Quick Comparison: Cassie's Picks
| PRODUCT | TYPE | BEST FOR | SHOP |
|---|---|---|---|
| Hudstone Sensitive | Powder | Everyday, sensitive skin | Shop now |
| Abode Zero | Liquid | Cold wash, preservative sensitivity | Shop now |
| Kin Kin Naturals | Liquid | All natural with a light scent | Shop now |
| Hudstone Soaker | Stain remover | Heavy soiling, pre-soak or spray on | Shop now |
| Koala Eco Stain Remover | Stain (spray) | Targeted spot treatment | Shop now |