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Price comparison

Price data powered by pricesAPI.io

Last updated at 08/06/2026 11:40:52

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
Amazon.com.au

$178.49

K18 Hair Peptide Prep PH Maintenance Shampoo 930 ml

Free delivery

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

eBay.com.au

$132.61

K18 Peptide Prep Ph Maintenance Shampoo (930ml) (31.5oz) With Pump

Delivery $65.21

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Rutigliano Parrucchieri

$155.18

K18 - K18 Damage Shield pH protective shampoo 930 ml

Delivery between 9–16 June $63.71

OnTrendBeauty

$159.00

K18 Peptide Prep pH Maintenance Shampoo 930mL

Delivery between 12–22 June $8.95

Fresh Beauty Co.

$167.75

K18 Peptide Prep pH Maintenance Shampoo 930ml/31.5oz

Free delivery between 12–22 June

Fresh Beauty Co.

$167.75

K18 Peptide Prep pH Maintenance Shampoo 250ml/8.5oz 930ml/31.5oz

Free delivery between 12–22 June

Fresh Beauty Co.

$292.00

K18 Shampoo Peptide Prep Ph Maintenance 930ml

Free delivery between 12–22 June

The Makeup Depot

$175.00

K18 Damage Shield Prep Protective Shampoo 930ml

Free delivery between 11–18 June

GlamGlobal UK Listings

$188.97

K18 Peptide Prep pH Maintenance Shampoo 930ml | Daily Gentle Cleanse with K18PEPTIDE

Delivery $37.72

Bellezza Australia

$198.00

K18 Peptide Damage Shield Shampoo 930ml | Bellezza

Free delivery between 11–19 June

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Item traits31.5 fl oz
Hair TypeAll Hair Types
Volume31.5 fl oz
Styling Effectmaintence

Price comparison

Updated 2 days ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
Amazon.com.au

$178.49

K18 Hair Peptide Prep PH Maintenance Shampoo 930 ml

Free delivery

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

eBay.com.au

$132.61

K18 Peptide Prep Ph Maintenance Shampoo (930ml) (31.5oz) With Pump

Delivery $65.21

Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!

Rutigliano Parrucchieri

$155.18

Out of stock

K18 - K18 Damage Shield pH protective shampoo 930 ml

Delivery between 9–16 June $63.71

OnTrendBeauty

$159.00

K18 Peptide Prep pH Maintenance Shampoo 930mL

Delivery between 12–22 June $8.95

Fresh Beauty Co.

$167.75

Out of stock

K18 Peptide Prep pH Maintenance Shampoo 930ml/31.5oz

Free delivery between 12–22 June

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Specification

Item traits31.5 fl oz
Hair TypeAll Hair Types
Volume31.5 fl oz
Styling Effectmaintence

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K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo
K18 Peptide Prep PH Maintenance Shampoo

K18 Peptide Prep PH Maintenance Shampoo

$132.61

(286 reviews)

Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %0ALooking%20for%20a%20shampoo%20that%20does%20more%20than%20just%20clean%20your%20hair%3F%20Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %20It%20is%20also%20pH-balanced%2C%20meaning%20it%20won%26rsquo%3Bt%20disrupt%20the%20natural%20balance%20of%20your%20hair%20fiber%20or%20scalp%20environment. %20Plus%2C%20it%26rsquo%3Bs%20safe%20to%20use%20daily%20if%20needed. %0ABenefits%3A-%26nbsp%3BIntentional%20active%20ingredients%20remove%20buildup%20without%20stripping-%26nbsp%3BRemoves%2099%25%20of%20product%20buildup%20with%20one%20wash*-%26nbsp%3BRemoves%2096%25%20of%20sebum%20with%20one%20wash*-%26nbsp%3BColor-Safe-%26nbsp%3BNon-Sensitizing-%26nbsp%3BDermatologist%20tested-%26nbsp%3BpH%203.8-4.2%20which%20helps%20maintain%20color%20and%20doesn%26rsquo%3Bt%20dry%20out%20the%20hair-%20Protects%20hair%26rsquo%3Bs%20natural%20moisture%20levels%20for%20a%20smooth%20hair%20result.-%20Plant-derived%20surfactants%26nbsp%3Bcreate%20high%20foaming%20and%20cleansing%20power-%20K18%20Peptide%20TM%26nbsp%3Bworks%20as%20a%20protective%20shield%20to%20reduce%20protein%20loss%20that%20can%20occur%20during%20washing.

Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %0ALooking%20for%20a%20shampoo%20that%20does%20more%20than%20just%20clean%20your%20hair%3F%20Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %20It%20is%20also%20pH-balanced%2C%20meaning%20it%20won%26rsquo%3Bt%20disrupt%20the%20natural%20balance%20of%20your%20hair%20fiber%20or%20scalp%20environment. %20Plus%2C%20it%26rsquo%3Bs%20safe%20to%20use%20daily%20if%20needed. %0ABenefits%3A-%26nbsp%3BIntentional%20active%20ingredients%20remove%20buildup%20without%20stripping-%26nbsp%3BRemoves%2099%25%20of%20product%20buildup%20with%20one%20wash*-%26nbsp%3BRemoves%2096%25%20of%20sebum%20with%20one%20wash*-%26nbsp%3BColor-Safe-%26nbsp%3BNon-Sensitizing-%26nbsp%3BDermatologist%20tested-%26nbsp%3BpH%203.8-4.2%20which%20helps%20maintain%20color%20and%20doesn%26rsquo%3Bt%20dry%20out%20the%20hair-%20Protects%20hair%26rsquo%3Bs%20natural%20moisture%20levels%20for%20a%20smooth%20hair%20result.-%20Plant-derived%20surfactants%26nbsp%3Bcreate%20high%20foaming%20and%20cleansing%20power-%20K18%20Peptide%20TM%26nbsp%3Bworks%20as%20a%20protective%20shield%20to%20reduce%20protein%20loss%20that%20can%20occur%20during%20washing.

K18 Peptide Prep PH Maintenance Shampoo

(286 reviews)

Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %0ALooking%20for%20a%20shampoo%20that%20does%20more%20than%20just%20clean%20your%20hair%3F%20Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %20It%20is%20also%20pH-balanced%2C%20meaning%20it%20won%26rsquo%3Bt%20disrupt%20the%20natural%20balance%20of%20your%20hair%20fiber%20or%20scalp%20environment. %20Plus%2C%20it%26rsquo%3Bs%20safe%20to%20use%20daily%20if%20needed. %0ABenefits%3A-%26nbsp%3BIntentional%20active%20ingredients%20remove%20buildup%20without%20stripping-%26nbsp%3BRemoves%2099%25%20of%20product%20buildup%20with%20one%20wash*-%26nbsp%3BRemoves%2096%25%20of%20sebum%20with%20one%20wash*-%26nbsp%3BColor-Safe-%26nbsp%3BNon-Sensitizing-%26nbsp%3BDermatologist%20tested-%26nbsp%3BpH%203.8-4.2%20which%20helps%20maintain%20color%20and%20doesn%26rsquo%3Bt%20dry%20out%20the%20hair-%20Protects%20hair%26rsquo%3Bs%20natural%20moisture%20levels%20for%20a%20smooth%20hair%20result.-%20Plant-derived%20surfactants%26nbsp%3Bcreate%20high%20foaming%20and%20cleansing%20power-%20K18%20Peptide%20TM%26nbsp%3Bworks%20as%20a%20protective%20shield%20to%20reduce%20protein%20loss%20that%20can%20occur%20during%20washing.

Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %0ALooking%20for%20a%20shampoo%20that%20does%20more%20than%20just%20clean%20your%20hair%3F%20Introducing%20K18%20Peptide%20Prep%20pH%20Maintenance%20Shampoo! %20This%20unique%20formula%20cleanses%20your%20hair%20and%20smoothes%20the%20hair%20surface%20for%20a%20healthy%2C%20natural%20look. %20Made%20with%20effective%20yet%20safe%20cleansing%20agents%2C%20K18%20pH%20Shampoo%20breaks%20down%20and%20removes%20dirt%20and%20oil%20while%20being%20gentle%20on%20your%20hair. %20It%20is%20also%20pH-balanced%2C%20meaning%20it%20won%26rsquo%3Bt%20disrupt%20the%20natural%20balance%20of%20your%20hair%20fiber%20or%20scalp%20environment. %20Plus%2C%20it%26rsquo%3Bs%20safe%20to%20use%20daily%20if%20needed. %0ABenefits%3A-%26nbsp%3BIntentional%20active%20ingredients%20remove%20buildup%20without%20stripping-%26nbsp%3BRemoves%2099%25%20of%20product%20buildup%20with%20one%20wash*-%26nbsp%3BRemoves%2096%25%20of%20sebum%20with%20one%20wash*-%26nbsp%3BColor-Safe-%26nbsp%3BNon-Sensitizing-%26nbsp%3BDermatologist%20tested-%26nbsp%3BpH%203.8-4.2%20which%20helps%20maintain%20color%20and%20doesn%26rsquo%3Bt%20dry%20out%20the%20hair-%20Protects%20hair%26rsquo%3Bs%20natural%20moisture%20levels%20for%20a%20smooth%20hair%20result.-%20Plant-derived%20surfactants%26nbsp%3Bcreate%20high%20foaming%20and%20cleansing%20power-%20K18%20Peptide%20TM%26nbsp%3Bworks%20as%20a%20protective%20shield%20to%20reduce%20protein%20loss%20that%20can%20occur%20during%20washing.

$132.61 - $410.58

in 12 offers

The lowest price for K18 Peptide Prep PH Maintenance Shampoo right now is $132.61 at eBay.com.au, compared across 10 retailers.

The all-time low was $50.95 on 5 May 2026 — today's price is 160% above the lowest ever. It has been notably cheaper before — worth setting a price alert.

Prices last updated 8 June 2026.

Size:

250 ml