K18

K18 Hair is a brand founded to rewrite the rules on haircare. Formulated with K18Peptide™, a patented molecular breakthrough clinically proven to reverse hair damage in just 4 mins. Taking the radical path of biotech, K18 Hair offers hair care products that take minimum time, fewer ingredients and less fuss to show REAL results.

Shop the revolutionary: K18 Professional Molecular Repair Hair Mask

44 products

K18 Professional Molecular Repair Hair Mask 150ml/5oz
Sale

K18 Professional Molecular Repair Hair Mask 150ml/5oz

$111.00 $129.00 150ml/5oz
  • 150ml/5oz - $111.00
  • 150ml/5oz x2 - $164.00
K18 Leave-In Molecular Repair Hair Mask 50ml/1.7oz
Sale

K18 Leave-In Molecular Repair Hair Mask 50ml/1.7oz

2 Options Available

$80.00 $84.00 50ml/1.7oz
  • 50ml/1.7oz - $80.00
  • 5ml/0.17oz - $19.00
K18 Leave in Molecular Repair Hair Mask 15m/0.5oz

K18 Leave in Molecular Repair Hair Mask 15m/0.5oz

$34.00 15m/0.5oz
K18 Leave-In Molecular Repair Hair Mask 5ml/0.17oz

K18 Leave-In Molecular Repair Hair Mask 5ml/0.17oz

2 Options Available

$19.00 5ml/0.17oz
  • 5ml/0.17oz - $19.00
  • 50ml/1.7oz - $80.00
K18 Peptide Prep Pro Chelating Hair Complex 300ml/10oz

K18 Peptide Prep Pro Chelating Hair Complex 300ml/10oz

$122.00 300ml/10oz
K18 Professional Molecular Repair Hair Mist 150ml/5oz
Sale

K18 Professional Molecular Repair Hair Mist 150ml/5oz

$70.00 $99.00 150ml/5oz
  • 150ml/5oz - $70.00
  • 300ml/10oz - $181.00
K18 Damage Shield Protective Shampoo 250ml

K18 Damage Shield Protective Shampoo 250ml

$40.00 250ml
K18 Hair Care Set: Professional Molecular Repair Hair Mask 150ml x1 + travel set 5mlx5 6pcs

K18 Hair Care Set: Professional Molecular Repair Hair Mask 150ml x1 + travel set 5mlx5 6pcs

$141.00 6pcs
K18 Astrolift Reparative Volume Spray 118ml
Sale

K18 Astrolift Reparative Volume Spray 118ml

$59.00 $63.00 118ml
K18 Airwash Dry Shampoo 118ml
Sale

K18 Airwash Dry Shampoo 118ml

$61.00 $63.00 118ml
K18 Hair Damage Shield PH Protective Shampoo by K18 Hair for Unisex - 8.5 oz Shampoo

K18 Hair Damage Shield PH Protective Shampoo by K18 Hair for Unisex - 8.5 oz Shampoo

$57.00 8.5 oz
K18 Leave-In Molecular Repair Hair Mask 50ml/1.7oz
Sale

K18 Leave-In Molecular Repair Hair Mask 50ml/1.7oz

$55.00 $72.00 50ml/1.7oz
  • 50ml/1.7oz - $55.00
  • 5ml/0.17oz - $19.00
K18 【Super Saver Pack】Leave-In Molecular Repair Hair Mask 5ml/0.17oz x5

K18 【Super Saver Pack】Leave-In Molecular Repair Hair Mask 5ml/0.17oz x5

$48.00 5ml/0.17oz x5
K18 Damage Shield Protective Conditioner 930ml

K18 Damage Shield Protective Conditioner 930ml

2 Options Available

$119.00 930ml
  • 930ml - $119.00
  • 250ml - $40.00
K18 Damage Shield Protective Conditioner 250ml

K18 Damage Shield Protective Conditioner 250ml

2 Options Available

$40.00 250ml
  • 250ml - $40.00
  • 930ml - $119.00
K18 Professional Molecular Repair Hair Mist 300ml/10oz

K18 Professional Molecular Repair Hair Mist 300ml/10oz

$181.00 300ml/10oz
  • 300ml/10oz - $181.00
  • 150ml/5oz - $70.00
K18 Peptide Prep Detox Shampoo 930ml/31.5oz

K18 Peptide Prep Detox Shampoo 930ml/31.5oz

2 Options Available

$162.00 930ml/31.5oz
  • 930ml/31.5oz - $162.00
  • 250ml/8.5oz - $42.00
K18 Molecular Repair Hair Oil 30ml/1oz

K18 Molecular Repair Hair Oil 30ml/1oz

$67.00 30ml/1oz
K18 Peptide Prep Detox Shampoo 250ml/8.5oz

K18 Peptide Prep Detox Shampoo 250ml/8.5oz

2 Options Available

$42.00 250ml/8.5oz
  • 250ml/8.5oz - $42.00
  • 930ml/31.5oz - $162.00
K18 Leave-In Molecular Repair Hair Mask 5ml/0.17oz

K18 Leave-In Molecular Repair Hair Mask 5ml/0.17oz

$37.00 5ml/0.17oz
K18 Hair Professional Molecular Repair Hair Mask by K18 Hair for Unisex - 5 oz Masque
Sold out

K18 Hair Professional Molecular Repair Hair Mask by K18 Hair for Unisex - 5 oz Masque

$116.00 5 oz
K18 Hair Molecular Repair Hair Oil by K18 Hair for Women - 1 oz Oil
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K18 Hair Molecular Repair Hair Oil by K18 Hair for Women - 1 oz Oil

$82.00 1 oz
K18 Hair Leave-in Molecular Repair Hair Mask by K18 Hair for Women - 0.5 oz Masque
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K18 Hair Leave-in Molecular Repair Hair Mask by K18 Hair for Women - 0.5 oz Masque

$51.00 0.5 oz
K18 【1+1 Set】Leave-In Molecular Repair Hair Mask 5ml/0.17oz x2
Sold out

K18 【1+1 Set】Leave-In Molecular Repair Hair Mask 5ml/0.17oz x2

$12.00 5ml/0.17oz x2
K18 Leave-In Molecular Repair Hair Mask by K18 Hair for Unisex - 1.7 oz Masque - Pack of 2
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K18 Leave-In Molecular Repair Hair Mask by K18 Hair for Unisex - 1.7 oz Masque - Pack of 2

$162.00 1.7 oz
K18 Leave-In Molecular Repair Hair Mask (Box Slightly Damaged) 50ml/1.7oz
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K18 Leave-In Molecular Repair Hair Mask (Box Slightly Damaged) 50ml/1.7oz

$66.00 50ml/1.7oz
K18 K18 Professional Molecular Repair Hair Mask 150ml X Natural Beauty Hydrating Radiant Eye Concentrate (Exp Date: 02/2026) 15ml 2pcs
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K18 K18 Professional Molecular Repair Hair Mask 150ml X Natural Beauty Hydrating Radiant Eye Concentrate (Exp Date: 02/2026) 15ml 2pcs

$124.00 2pcs
K18 Hair Peptide Prep Detox Shampoo by K18 Hair for Unisex - 8.5 oz Shampoo
Sold out

K18 Hair Peptide Prep Detox Shampoo by K18 Hair for Unisex - 8.5 oz Shampoo

$58.00 8.5 oz
K18 Hair Leave-In Molecular Repair Hair Mask by K18 Hair for Unisex - 1.7 oz Masque
Sold out

K18 Hair Leave-In Molecular Repair Hair Mask by K18 Hair for Unisex - 1.7 oz Masque

$96.00 1.7 oz
K18 Hair Leave-In Molecular Repair Hair Mask by K18 Hair for Unisex - 0.17 oz Masque
Sold out

K18 Hair Leave-In Molecular Repair Hair Mask by K18 Hair for Unisex - 0.17 oz Masque

$34.00 0.17 oz
K18 Peptide Prep Pro Chelating Hair Complex 300ml/10oz
Sold out

K18 Peptide Prep Pro Chelating Hair Complex 300ml/10oz

$119.00 300ml/10oz
K18 Damage Shield Ph Protective Shampoo 250ml/8.5oz
Sold out

K18 Damage Shield Ph Protective Shampoo 250ml/8.5oz

$65.00 250ml/8.5oz
K18 Peptide Prep Detox Shampoo 250ml/8.5oz
Sold out

K18 Peptide Prep Detox Shampoo 250ml/8.5oz

$61.00 250ml/8.5oz
K18 Damage Shield Protective Conditioner 240ml/8.5oz
Sold out

K18 Damage Shield Protective Conditioner 240ml/8.5oz

$65.00 240ml/8.5oz
K18 Professional Molecular Repair Hair Mask 150ml/5oz
Sold out

K18 Professional Molecular Repair Hair Mask 150ml/5oz

$112.00 150ml/5oz
K18 Peptide Prep pH Maintenance Shampoo 930ml/31.5oz
Sold out

K18 Peptide Prep pH Maintenance Shampoo 930ml/31.5oz

$109.00 930ml/31.5oz
K18 Professional Molecular Repair Hair Mist 150ml
Sold out

K18 Professional Molecular Repair Hair Mist 150ml

$109.00 150ml
K18 Leave-in Molecular Repair Hair Mask 15ml/0.5oz
Sold out

K18 Leave-in Molecular Repair Hair Mask 15ml/0.5oz

$59.00 15ml/0.5oz
K18 Molecular Repair Hair Oil 30ml/1oz
Sold out

K18 Molecular Repair Hair Oil 30ml/1oz

$95.00 30ml/1oz
K18 Peptide Prep pH Maintenance Shampoo 250ml/8.5oz
Sold out

K18 Peptide Prep pH Maintenance Shampoo 250ml/8.5oz

$41.00 250ml/8.5oz
  • 250ml/8.5oz - $41.00
  • 930ml/31.5oz - $109.00
K18 Shampoo Peptide Prep Detox 930ml
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K18 Shampoo Peptide Prep Detox 930ml

$158.00 930ml
K18 Shampoo Peptide Prep Ph Maintenance 930ml
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K18 Shampoo Peptide Prep Ph Maintenance 930ml

$191.00 930ml
K18 Mist Pro Repair 300ml
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K18 Mist Pro Repair 300ml

$171.00 300ml
K18 Leave-in Molecular Repair Hair Mask 50ml/1.7oz
Sold out

K18 Leave-in Molecular Repair Hair Mask 50ml/1.7oz

$112.00 50ml/1.7oz