Plant-based. Ultra-concentrated (20 L (≈540 loads), Grey water and septic-safe.

Kin Kin Naturals’ Laundry Liquid is a no-nonsense, eco-conscious detergent designed for everyday Australian laundry loads. Made in small batches in the Noosa hinterland, this hardworking formula delivers clean, fresh-smelling clothes using only the gentlest ingredients.

Naturally scented with Australian eucalyptus and lemon myrtle essential oils, it’s suitable for both front and top loaders, safe for sensitive skin, and free from harmful residues.

About the Maker

Kin Kin Naturals is a family business run by Felix and Sandy van der Kooij in Kin Kin, QLD. A former chemist and formulator, Felix set out to prove that truly effective cleaning products could also be gentle on skin, waterways, and ecosystems. Every Kin Kin formula is biodegradable, cruelty-free, palm oil free, and made in small batches onsite with full transparency.

Meet Kin Kin Naturals →

Why We Love It

• 100% biodegradable and septic/grey water safe

• Fragranced only with pure essential oils (no synthetic perfumes)

• Suitable for front and top loaders

• Gentle on skin, tough on dirt

• Ultra-concentrated = less packaging, less transport impact

• Handmade by a family business in Kin Kin, QLD

• Safe for use with cloth nappies and delicate fabrics

Directions

Use:

• Top loader: 10–20 mL per load

• Front loader: 5–10 mL per load

Add directly to the drum or detergent drawer. For stubborn stains, pre-treat with a small amount of laundry liquid directly on the spot.

Ingredients

• Coconut-based anionic and non-ionic surfactants

• Rainwater

• Potassium citrate

• Sodium carbonate (washing soda)

• Organic eucalyptus essential oil

• Organic lemon myrtle essential oil

Free from phosphates, enzymes, synthetic fragrances, dyes, optical brighteners, SLS/SLES, and alcohol ethoxylates.

FAQs

Are Kin Kin Naturals' laundry liquids suitable for septic systems?

Yes – all Kin Kin Naturals products are 100% biodegradable and safe for septic tanks and grey water systems.

Can I use this laundry liquid with cloth nappies?

Yes – it’s gentle enough for reusable nappies and other delicate baby items.

Is this product vegan and cruelty-free?

Absolutely. Kin Kin Naturals does not test on animals and uses no animal-derived ingredients.

Do Kin Kin Naturals' laundry liquids work in cold water?

Yes – this formula works effectively in both cold and warm water cycles.