The 90ml K18 Jumbo bottle remains a US exclusive for British buyers

The availability of the K18 Jumbo 90ml in the United States

The K18 Molecular Repair Hair Oil is a staple in modern hair care routines, but the 90ml jumbo edition is a product you will not find on British retail shelves in 2026. Currently, this specific value size is restricted to the US market. While UK consumers can easily purchase the standard 30ml bottle at local boutiques, the larger format remains an American privilege. Accessing this product requires a freight forwarder to bridge the gap between US inventory and UK doorsteps.

Why the 90ml size offers better value for UK consumers

The price per milliliter is significantly lower when purchasing the 90ml jumbo bottle compared to three separate 30ml bottles. For consistent users of the K18 system, the 90ml size represents a long-term cost saving that offsets the necessity of international shipping. Many shoppers choose to shop US store options because the bulk sizing of professional hair care products is more common in North America than in Europe.

Comparing 30ml and 90ml formats

The standard 30ml bottle often runs out quickly for those with thick or long hair. In 2026, the trend has shifted toward buying larger volumes of proven formulas. By using package forwarding, a shopper in London or Manchester can secure the 90ml bottle and avoid the frequent repurchasing cycles associated with smaller local sizes.

The process of using a US freight forwarder for beauty products

Acquiring US-exclusive beauty products involves using a tax-free US address. When you register with comGateway, you receive an address in a state like Oregon, which eliminates US sales tax on your purchase. You simply forward packages from that address to your actual home in the United Kingdom. This method is the primary way experts obtain professional-grade hair treatments that have restricted global distribution.

Solving payment issues with the BuyForMe service

Certain US retailers, including major beauty hubs like Sephora or the official K18 website, frequently block international credit cards. They may also decline orders that use a known parcel forwarding service address at checkout. This creates a barrier for British shoppers trying to buy the jumbo hair oil.

The BuyForMe service exists to resolve this specific problem. Instead of risking a cancelled order, you can have comGateway purchase the item on your behalf using a US-based payment method. This is the most reliable way to ensure your transaction is accepted by stores with strict anti-export policies. It removes the frustration of regional payment blocks and ensures the 90ml exclusive actually makes it to the warehouse.

Shipping estimates for K18 hair oil to the United Kingdom

To plan your purchase, it is helpful to understand the physical profile of the shipment. You can use the shipping calculator to get a precise quote, but here are the general expectations for a single 90ml bottle of K18 hair oil:

Reviewing international shipping rates beforehand helps in deciding whether to buy a single bottle or bundle multiple items to maximize the shipping fee value.

Managing import duties and UK VAT

When the package arrives in the United Kingdom, it will be subject to local customs regulations. The UK government requires payment of VAT on most imported goods, and import duties may apply if the total value exceeds specific thresholds. Being aware of these shipping fees and taxes ensures there are no surprises when the courier reaches your door. For a detailed breakdown of how the UK treats beauty imports, you might also like to check our guide on customs tax for international parcels.

Using a dedicated international shipping service allows you to track the package from the US warehouse through the customs clearance process in the UK. This visibility is essential for high-value hair care products that are not easily replaceable locally.