Best Non-Toxic Laundry Detergent (Tested by Someone Highly Sensitive to Toxins)

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You ever laid in a bed so drenched in fabric softener and synthetic fragrance that it felt like a personal attack on your nervous system? Because I have.

My body reacts to toxic laundry detergent before my brain even knows what’s happening. I’ve had full-body aches, shooting pains, and headaches just from laying on freshly washed sheets at an Airbnb.

If you’ve dealt with mystery skin irritation, allergies, or headaches, your laundry detergent might be to blame.

If you’ve ever switched to a “clean” detergent only to find out it’s not actually clean, welcome to the club. Let’s fix this.

 
 

Why Most Laundry Detergents Are a Toxic Nightmare

That bottle of “Spring Meadow” detergent sitting in your laundry room? It’s coating your clothes with chemicals that don’t wash out.

Most mainstream detergents are loaded with:

  • Endocrine disruptors – These mess with hormones and can lead to fatigue, mood swings, and fertility issues.

  • Artificial fragrances – A “proprietary blend” that allows companies to hide hundreds of chemicals without disclosing them.

  • Optical brighteners and dyes – These don’t actually clean your clothes—they just trick your eyes into thinking whites are whiter.

  • Surfactants that don’t rinse out – They leave a chemical residue on your clothes, meaning your skin is absorbing them all day.

Switching to a truly non-toxic detergent isn’t just a wellness trend—it’s basic self-defense.


How to Spot Truly Non-Toxic Laundry Detergents

I could list my favorite detergents all day, but you deserve to make your own informed choices instead of relying on someone else’s opinion (yes, even mine).

This guide from I Read Labels For You was a game-changer when I first started researching ingredients. It breaks down:

  • Safe ingredients that actually clean without harming you.

  • Toxic ingredients to watch out for (and why they’re bad).

  • How to read labels so brands can’t fool you.

PRO TIP: If you want a quick way to analyze an ingredient list, try using AI.

Copy and paste an ingredient list or photo into ChatGPT and ask:

"Could you please analyze this ingredient list for a laundry detergent? Highlight any toxic or concerning ingredients and explain why they might be harmful."

You’ll get an instant breakdown of what’s good, what’s questionable, and what to avoid—so you can fact-check brands in seconds.


The Best Non-Toxic Laundry Detergents That Actually Work

I’ve tested way too many "clean" detergents, and these are the ones that actually deliver. They’re effective, truly non-toxic, and don’t leave me questioning my life choices.

Best Overall: Molly’s Suds Laundry Detergent Sheets

Why I love it: No spills, no mess, and it actually works. I was struggling with mildew odors, and this handled them effortlessly. Plus, not only is it non-toxic, it’s eco-friendly, low-waste, and takes up zero space.

How to use: Use half a sheet for small loads, a full sheet for normal loads, and 1.5 sheets for heavy loads.

 
 

Best Liquid: Molly’s Suds Liquid Detergent

Why I love it: A liquid option from Molly’s Suds that actually impressed me. It cleans well, works in hard water, and doesn’t leave residue.
What to watch for: It’s not the cheapest, but a little goes a long way.

Best for People Who Hate Powder Detergents (Me)

I know Molly’s Suds is famous for their powder detergent, but I didn’t love it. No matter how careful I was, I felt like I was breathing it in, and honestly, it just didn’t clean as well as I wanted. If you’re like me and prefer liquid or sheets, go for one of the options above.

Other Non-Toxic Options That Have Worked!

If Molly’s Suds isn’t your thing, here are a few other non-toxic detergents I’ve tested :

  • Branch Basics – I absolutely love their cleaning concentrate, which you can use as a laundry product! I blew through it really fast (you have to use more if you have hard water) and it ended up being a bit too expensive for us to use as a laundry detergent.

  • 365 Whole Foods Unscented Laundry Detergent

  • Seventh Generation Packs – Free & Clear

  • Truly Free Laundry Detergent - Unscented (Read below why I don’t use Truly Free.)

  • Baking Soda- Yep! Just plain old baking soda! Use about a cup that’s it!


A Note on DIY Non-Toxic Laundry Detergent

If you’ve ever looked into non-toxic laundry, you’ve probably seen endless DIY detergent recipes floating around. I’ve tried making my own, and while it technically works, here’s why I don’t personally recommend it:

  • It felt more expensive and time-intensive than just buying a good non-toxic detergent.

  • Most recipes are either powder (which I don’t love) or a liquid that eventually seized up on me—both were a mess to deal with.

  • Some recipes use questionable ingredients like Fels-Naptha, which isn’t as non-toxic as people think.

That said, I do trust individual ingredients like baking soda, Castile soap, salt, vinegar, washing soda, and borax. But if I were to use them, I’d rather add them separately based on what my laundry actually needs, instead of pre-mixing a detergent.

If you’re using DIY ingredients in your laundry routine, just be aware that some combinations don’t play well together:

Vinegar + Castile Soap – Vinegar causes Castile soap to unsaponify, leaving behind a greasy mess.
Baking Soda + Vinegar (in the same wash cycle) – They neutralize each other, making them less effective.
Borax + Vinegar – Vinegar lowers the pH, making borax less effective.

At the end of the day, DIY works for some people, but for me, I just want something easy, non-toxic, and effective.


Unpopular Opinion: I Don’t Love Truly Free:

Truly Free is the golden child of the non-toxic laundry world—highly recommended in the natural living space. But something about it has never fully sat right with me.

I’ve used it twice, and while it’s a better option than most, I’ve always had a gut feeling that something was off. After looking deeper, I found a concern that confirmed my hesitation.

Irena from I Read Labels For You discovered that Truly Free lists Tetrasodium Salt as an ingredient but couldn’t provide its CAS number (a unique identifier for chemical substances) when asked. Their response was:

"We do not have that information available in our records at this time."

For me, transparency matters, especially when it comes to products I use daily. While Truly Free may still be a better choice than conventional detergents, I personally prefer brands that are fully open about their ingredients.


My Laundry Must-Haves

Switching detergents is a great first step, but here are some other laundry swaps that make a big difference:

  • Non Toxic Stain Remover

  • Dryer Balls vs. Dryer Sheets

  • White Vinegar vs. Fabric Softner

  • Non- Toxic Laundry Booster

  • Ditch The Scent- I know this one is hard. We’re used to associating "clean" with scents like mountain breeze or fresh linen, but the truth is, clean doesn’t have a smell.

    Even "natural" fragrance options aren’t always as safe as they seem, and truly non-toxic scents are rare. I’m not saying it’s easy to let go, but it’s one of the best things you can do for your health.



Your Laundry Doesn’t Have to Poison You

Switching to non-toxic laundry detergent is one of the easiest health upgrades you can make. It’s a simple swap that has huge benefits—not just for your skin but for your hormones, respiratory system, and overall well-being.

Your clothes should feel clean, not like they’re trying to slowly kill you. Choose better. Your future self (and your skin) will thank you.

Happy washing! Hugs!


Homemaking blog signature by Kassandra B.

For more healthy recipes follow me on Pinterest!

Updated on: 02/25/2025

 

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