Koh Universal Cleaner – Overview
Koh (formerly EcoWorx) is an Australian-made multi-surface cleaner praised for its minimalist, low-tox formula and environmental credentials.
| Feature | Details |
|---|---|
| Fragrance-Free | ✅ Yes |
| Salicylate-Free | ✅ Yes – no botanical extracts or essential oils |
| Preservative-Free | ✅ Yes |
| Allergen-Free | ✅ Yes – no food-derived ingredients |
| Vegan & Cruelty-Free | ✅ Yes |
| Safe on Most Surfaces | ✅ Yes – including stone, glass, tiles, benches, and mirrors |
| Non-Corrosive, Non-Toxic | ✅ Yes |
| pH | ~8.5 (mildly alkaline) |
✅ Ingredients – Ultra Simple Formula
- Deionised water
- Potassium hydroxide (0.5%)
That’s it. No fragrance, no preservatives, no dyes, no ammonia, no essential oils, and no surfactants.
Potassium hydroxide is a strong base, but at 0.5% dilution, it is mild and non-irritating for most users, including those with asthma, MCAS, or eczema.
🧪 Suitability for Sensitive Users
| Condition | Suitability |
|---|---|
| MCAS / MCS | ✅ Very well tolerated – no VOCs, fragrance, or allergens |
| Salicylate Sensitivity | ✅ No botanical content |
| Asthma | ✅ Low risk of respiratory irritation |
| Eczema / Skin Contact | ✅ Often safe, but gloves still recommended if skin is broken or reactive |
| Environmental Illness (CIRS) | ✅ Good choice for reducing chemical load |
🧽 How to Use Koh
- Comes as a refillable spray and mop system
- Apply with microfibre cloths, sponge, or mop
- Can be used on:
- Glass/mirrors
- Benchtops
- Tiles/grout
- Appliances
- Baby surfaces
- Stainless steel
🔄 Koh vs Other Low-Tox Options
| Product | Fragrance-Free | Enzyme-Free | Preservative-Free | Safe for MCAS? |
|---|---|---|---|---|
| Koh | ✅ | ✅ | ✅ | ✅ Excellent |
| ENJO (with water only) | ✅ | ✅ | ✅ | ✅ Excellent |
| Vinegar | ✅ | ✅ | ✅ | ⚠️ Can irritate lungs |
| Bicarb | ✅ | ✅ | ✅ | ✅ (but dusty) |
| Abode / Herbon | ✅ | ✅ | Mostly | ✅ (mild plant scents in some variants) |
🛒 Where to Buy Koh
- www.koh.com
- Some stockists (Biome, online eco retailers)
📦 Koh Product Line Includes:
- Universal Cleaner (main product)
- Mop & cleaning pads
- Microfibre cloths
- Glass spray
- Refills & eco bundles
📄 Disclaimer
This guide was created with the assistance of ChatGPT, based on publicly available product information and feedback from low-tox and sensitive-living communities. While Koh’s Universal Cleaner is fragrance-free, preservative-free, and highly suitable for MCAS, eczema, and salicylate-sensitive individuals, personal tolerance varies. Always patch test on surfaces and ventilate during use if extremely sensitive. This guide does not replace medical or professional cleaning advice.
