The Short Answer
Thieves Household Cleaner is generally safe for humans but highly questionable for pets. It relies on plant-derived surfactants and a heavy dose of essential oils to clean surfaces.
While it scores a respectable B rating from EWG, the massive multi-level marketing (MLM) hype ignores a critical safety flaw. The signature Thieves oil blend contains clove, cinnamon, eucalyptus, and lemonāall of which are highly toxic to cats and dogs. If you are mopping floors or wiping counters where pets walk and lick their paws, you are exposing them to concentrated toxins.
Why This Matters
The cleaning aisle is full of toxic chemicals, so finding a safe alternative is a major priority. But "plant-based" does not automatically mean safe. The MLM industry has built a cult following around Thieves, often crossing the line into deceptive and illegal health claims. What Cleaning Products Are Actually Non Toxic
In fact, the FDA has repeatedly warned Young Living because its distributors claimed Thieves products could treat or prevent Ebola and COVID-19. This deceptive marketing creates a dangerous false sense of security. Consumers believe they are completely sanitizing their homes, but Thieves is not an EPA-registered disinfectant. Are Disinfectants Necessary
Furthermore, the heavy use of essential oils can negatively impact your indoor air quality. Indoor air pollution is often 2 to 5 times worse than outdoor air, and spraying volatile organic compounds (VOCs)āeven natural ones from essential oilsāadds an unnecessary burden to your respiratory system. Are Fragrances In Cleaners Bad
What's Actually In Thieves Cleaner
Despite the "magical plant juice" marketing from distributors, Thieves relies on actual chemical surfactants to cut through grease and lift dirt.
- Sodium Methyl 2-Sulfolaurate & Disodium 2-Sulfolaurate ā These are coconut-derived surfactants that create foam and cut dirt. They are generally safe and score well on EWG, but they are synthesized lab ingredients, not squeezed directly from a tree.
- Alkyl Polyglucoside ā A gentle, biodegradable cleaner made from sugars and fatty alcohols. It is a standard, very safe green-cleaning ingredient.
- Thieves Essential Oil Blend ā A mix of clove, lemon, cinnamon bark, eucalyptus, and rosemary. While they smell great, clove and cinnamon are known skin sensitizers, and eucalyptus is a respiratory trigger for some.
- Tetrasodium Glutamate Diacetate ā A biodegradable chelating agent that prevents hard water minerals from interfering with the cleaning agents.
What to Look For
Green Flags:
- No synthetic fragrances ā It relies entirely on essential oils for scent, meaning it is free from hormone-disrupting phthalates.
- No quats or bleach ā It completely skips the harsh respiratory irritants found in conventional multi-surface sprays. Are Quats In Cleaners Safe
Red Flags:
- Pet toxicity ā Cats lack the liver enzyme to metabolize essential oils like eucalyptus, citrus, and clove. Mopping with this is a major risk to their health. Is Diffusing Oils Safe For Pets
- Not a disinfectant ā It will remove dirt, but it does not officially kill 99.9% of bacteria or viruses like a true disinfectant. Safest Disinfectant
- MLM markups ā You are paying a steep premium to support a multi-level commission structure rather than just paying for the formula.
The Best Options
If you want the safety of a non-toxic concentrate without the MLM pricing or pet toxicity risks, there are better certified options available. Is Branch Basics Worth It
| Brand | Product | Verdict | Why |
|---|---|---|---|
| Branch Basics | Concentrate | ā | Truly non-toxic, pet-safe, and totally fragrance-free. |
| Force of Nature | Starter Kit | ā | Hypochlorous acid that actually disinfects without toxic chemicals. |
| Young Living | Thieves Cleaner | ā ļø | Decent ingredients, but hazardous for pets and overhyped. |
| Lysol | All-Purpose Cleaner | š« | Packed with quats, synthetic fragrance, and harsh chemical solvents. |
The Bottom Line
1. Don't use it around pets. The essential oils in Thieves are highly toxic to cats and dogs, especially when used on floors where they walk and lick their paws.
2. Stop treating it like a disinfectant. It is an all-purpose cleaner, not a germ-killer. If you need to disinfect after handling raw chicken, use hypochlorous acid or hydrogen peroxide. Do Natural Disinfectants Work
3. Ignore the MLM health claims. No essential oil cleaner is going to cure viruses, prevent the flu, or replace modern medicine.
FAQ
Does Thieves cleaner actually disinfect?
No, Thieves is not an EPA-registered disinfectant. While some essential oils have mild antibacterial properties, this cleaner is designed to remove dirt and grime from surfaces, not to kill 99.9% of pathogens. If you need to truly sanitize, you need a registered disinfectant. Safest All Purpose Cleaner
Is Thieves cleaner safe for cats and dogs?
Absolutely not. The Thieves blend contains clove, cinnamon, eucalyptus, and lemon essential oils. Cats and dogs are highly sensitive to these specific oils, which can cause liver damage, respiratory distress, and neurological issues when inhaled or absorbed through their paws. Is Diffusing Oils Safe For Pets
Why did the FDA warn Young Living about Thieves?
Young Living distributors were making illegal medical claims. In both 2014 and 2020, the FDA and FTC cracked down on the company because its representatives were falsely claiming that Thieves and other essential oils could prevent or cure serious viruses, including Ebola and COVID-19.