K18

K18 — Molecular Hair Repair in Australia

Discover the K18 range at Unlimited Hair & Beauty. K18 uses breakthrough biomimetic science to repair the hair from within — restoring strength, softness, and resilience in just 4 minutes. Powered by the K18Peptide™, which reconnects broken keratin chains, K18 works on all hair types including bleached, chemically treated, and heat-damaged hair.

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17 products

K18 Leave-In Molecular Repair Mask 150ml
K18 Leave-In Molecular Repair Mask 150ml
K18
K18 Leave-In Molecular Repair Mask 150ml
Rating: 4.863636363 out of 5 (22)
$179.00 $210.00
Save $31.00
K18 Leave-In Molecular Repair Mask 50ml
K18
K18 Leave-In Molecular Repair Mask 50ml
Rating: 4.0 out of 5 (1)
$84.95 $99.50
Save $14.55
K18 Peptide Prep Detox Shampoo 250ml
K18
K18 Peptide Prep Detox Shampoo 250ml
Rating: 5.0 out of 5 (2)
$44.95 $59.00
Save $14.05
K18 AstroLift Volume Spray 15ml
K18
K18 AstroLift Volume Spray 15ml
Rating: 4.0 out of 5 (1)
$12.95 $14.95
Save $2.00
K18 Damage Shield pH Shampoo 250ml
K18 Damage Shield pH Shampoo 250ml
K18
K18 Damage Shield pH Shampoo 250ml
Rating: 4.0 out of 5 (1)
$59.95
K18 Detox Shampoo 250ml
K18 Detox Shampoo 250ml
K18
K18 Detox Shampoo 250ml
Rating: 5.0 out of 5 (1)
$59.95
K18 Damage Shield Conditioner 250ml
K18 Damage Shield Conditioner 250ml
K18
K18 Damage Shield Conditioner 250ml
Rating: 4.0 out of 5 (1)
$59.95
K18 Leave-In Molecular Repair Mask 50ml
K18 Leave-In Molecular Repair Mask 50ml
K18
K18 Leave-In Molecular Repair Mask 50ml
Rating: 4.0 out of 5 (1)
$114.95
K18 Heat Bounce 118ml
K18 Heat Bounce 118ml
K18
K18 Heat Bounce 118ml
Rating: 5.0 out of 5 (1)
$84.95
K18 AirWash Dry Shampoo 118ml
K18 AirWash Dry Shampoo 118ml
K18
K18 AirWash Dry Shampoo 118ml
Rating: 4.0 out of 5 (1)
$84.95
K18 AstroLift Volume Spray 118ml
K18 AstroLift Volume Spray 118ml
K18
K18 AstroLift Volume Spray 118ml
Rating: 5.0 out of 5 (1)
$84.95
K18 Peptide Prep Pro Chelating Hair Complex 300mL
K18 Peptide Prep Pro Chelating Hair Complex 300mL
K18
K18 Peptide Prep Pro Chelating Hair Complex 300mL
Rating: 4.0 out of 5 (1)
$139.95
K18 Molecular Repair Hair Mist 300ml
K18
K18 Molecular Repair Hair Mist 300ml
Rating: 4.863636363 out of 5 (22)
$249.00 $320.00
Save $71.00
K18 Molecular Repair Hair Oil 30ml
K18 Molecular Repair Hair Oil 30ml
K18
K18 Molecular Repair Hair Oil 30ml
Rating: 4.863636363 out of 5 (22)
$84.95 $94.95
Save $10.00
K18 Peptide Prep PH Maintenance Shampoo 250ml
K18
K18 Peptide Prep PH Maintenance Shampoo 250ml
Rating: 1.0 out of 5 (1)
$44.95 $59.00
Save $14.05
K18 Leave-In Molecular Repair Hair Mask 15ml
K18 Leave-In Molecular Repair Hair Mask 15ml
K18
K18 Leave-In Molecular Repair Hair Mask 15ml
No reviews No reviews
$39.95 $45.00
Save $5.05
K18 Leave-In Molecular Repair Mask 5ml
K18 Leave-In Molecular Repair Mask 5ml
K18
K18 Leave-In Molecular Repair Mask 5ml
Rating: 5.0 out of 5 (1)
$19.95 $24.95
Save $5.00

Quick Answers

What is K18 and how does it work?

K18 is a molecular hair repair treatment that uses the patented K18Peptide™ to reconnect broken keratin chains, restoring strength, softness, and resilience in just 4 minutes — no rinsing required.

What hair types is K18 suitable for?

K18 is suitable for all hair types including bleached, colour-treated, chemically processed, and heat-damaged hair.

How do I use the K18 Leave-In Molecular Repair Hair Mask?

Apply a small amount to clean, towel-dried hair, leave for 4 minutes, then style as usual. Do not rinse out.

How is K18 different from a regular hair mask?

Unlike traditional masks that coat the hair, K18 works from within by repairing the actual hair structure using biomimetic peptide technology.

Where can I buy K18 in Australia?

Shop the full K18 range online at Unlimited Hair & Beauty, an authorised Australian stockist. Free express shipping on orders over $150.