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. K18 Hair takes the radical path of biotech to offer hair treatment and masks that take minimum time, fewer ingredients and less fuss to show REAL results.

Shop the revolutionary: K18 Professional Molecular Repair Hair Mask

41 products

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

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

$101.60 300ml/10oz
K18 Leave-In Molecular Repair Hair Mask 5ml/0.17oz

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

2 Options Available

$15.80 5ml/0.17oz
  • 5ml/0.17oz - $15.80
  • 50ml/1.7oz - $65.65
K18 K18 Professional Molecular Repair Hair Mask 150ml X Natural Beauty Hydrating Radiant Eye Concentrate (Exp Date: 02/2026) 15ml 2pcs

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

$114.40 2pcs
K18 Hair Professional Molecular Repair Hair Mask by K18 Hair for Unisex - 5 oz Masque

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

$87.80 5 oz
K18 Hair Leave-In Molecular Repair Hair Mask by K18 Hair for Unisex - 1.7 oz Masque

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

$66.55 1.7 oz
K18 Peptide Prep Pro Chelating Hair Complex 300ml/10oz

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

$124.60 300ml/10oz
K18 Leave-In Molecular Repair Hair Mask 50ml/1.7oz

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

$51.75 50ml/1.7oz
  • 50ml/1.7oz - $51.75
  • 5ml/0.17oz - $15.80
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

$40.15 5ml/0.17oz x5
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

$116.70 6pcs
K18 Professional Molecular Repair Hair Mask 150ml/5oz x2

K18 Professional Molecular Repair Hair Mask 150ml/5oz x2

$144.75 150ml/5oz x2
  • 150ml/5oz x2 - $144.75
  • 150ml/5oz - $91.20
K18 Professional Molecular Repair Hair Mist 300ml/10oz

K18 Professional Molecular Repair Hair Mist 300ml/10oz

2 Options Available

$151.50 300ml/10oz
  • 300ml/10oz - $151.50
  • 150ml/5oz - $63.35
K18 Professional Molecular Repair Hair Mask 150ml/5oz

K18 Professional Molecular Repair Hair Mask 150ml/5oz

$91.20 150ml/5oz
  • 150ml/5oz - $91.20
  • 150ml/5oz x2 - $144.75
K18 Professional Molecular Repair Hair Mist 150ml/5oz

K18 Professional Molecular Repair Hair Mist 150ml/5oz

2 Options Available

$63.35 150ml/5oz
  • 150ml/5oz - $63.35
  • 300ml/10oz - $151.50
K18 Leave-In Molecular Repair Hair Mask 50ml/1.7oz

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

2 Options Available

$65.65 50ml/1.7oz
  • 50ml/1.7oz - $65.65
  • 5ml/0.17oz - $15.80
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

$37.00 8.5 oz
K18 Hair Molecular Repair Hair Oil by K18 Hair for Women - 1 oz Oil
Sold out

K18 Hair Molecular Repair Hair Oil by K18 Hair for Women - 1 oz Oil

$59.25 1 oz
K18 Hair Leave-in Molecular Repair Hair Mask by K18 Hair for Women - 0.5 oz Masque
Sold out

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

$30.05 0.5 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

$14.45 0.17 oz
K18 Hair Damage Shield PH Protective Shampoo by K18 Hair for Unisex - 8.5 oz Shampoo
Sold out

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

$37.00 8.5 oz
K18 Damage Shield Ph Protective Shampoo 250ml/8.5oz
Sold out

K18 Damage Shield Ph Protective Shampoo 250ml/8.5oz

$72.40 250ml/8.5oz
K18 Peptide Prep Detox Shampoo 250ml/8.5oz
Sold out

K18 Peptide Prep Detox Shampoo 250ml/8.5oz

$71.80 250ml/8.5oz
K18 Damage Shield Protective Conditioner 240ml/8.5oz
Sold out

K18 Damage Shield Protective Conditioner 240ml/8.5oz

$73.80 240ml/8.5oz
K18 Damage Shield Protective Conditioner 930ml
Sold out

K18 Damage Shield Protective Conditioner 930ml

$95.80 930ml
K18 Damage Shield Protective Conditioner 250ml
Sold out

K18 Damage Shield PH Protective Conditioner 250ml

$33.20 250ml
K18 Damage Shield PH Protective Shampoo 250ml
Sold out

K18 Damage Shield PH Protective Shampoo 250ml

$33.20 250ml
K18 【1+1 Set】Leave-In Molecular Repair Hair Mask 5ml/0.17oz
Sold out

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

$11.40 5ml/0.17oz
K18 Professional Molecular Repair Hair Mask 150ml/5oz
Sold out

K18 Professional Molecular Repair Hair Mask 150ml/5oz

$117.75 150ml/5oz
K18 Peptide Prep Detox Shampoo 930ml/31.5oz
Sold out

K18 Peptide Prep Detox Shampoo 930ml/31.5oz

$124.80 930ml/31.5oz
  • 930ml/31.5oz - $124.80
  • 250ml/8.5oz - $40.15
K18 Peptide Prep pH Maintenance Shampoo 930ml/31.5oz
Sold out

K18 Peptide Prep pH Maintenance Shampoo 930ml/31.5oz

$102.80 930ml/31.5oz
K18 Leave in Molecular Repair Hair Mask 15m/0.5oz
Sold out

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

$30.85 15m/0.5oz
K18 Molecular Repair Hair Oil 30ml/1oz
Sold out

K18 Molecular Repair Hair Oil 30ml/1oz

$55.20 30ml/1oz
K18 Peptide Prep Detox Shampoo 250ml/8.5oz
Sold out

K18 Peptide Prep Detox Shampoo 250ml/8.5oz

$40.15 250ml/8.5oz
  • 250ml/8.5oz - $40.15
  • 930ml/31.5oz - $124.80
K18 Leave-in Molecular Repair Hair Mask 50ml/1.7oz
Sold out

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

$99.95 50ml/1.7oz