Everything you need to know.

Frequently Asked Questions

We've answered the questions we're asked most frequently. If you can't find what you're looking for, our support team is always happy to help.

Shipping & Orders

How long does UK delivery take?

All UK orders include FREE Royal Mail Tracked 48 shipping.

Orders placed before 3:00 PM (Monday-Friday) are dispatched the same day.

Typical delivery times:

  • Royal Mail Tracked 48 - 1-2 working days
  • Royal Mail Tracked 24 (Upgrade) - Next working day aim

Once your order has been dispatched, you'll receive tracking information via email.

Do you ship internationally?

At present we only ship within the United Kingdom.

Can I track my order?

Yes.

Every order includes tracking, allowing you to monitor your delivery from dispatch through to arrival.

Can I cancel or change my order?

If your order has not yet been dispatched, please contact our support team as soon as possible.

Once an order has entered the shipping process, changes may no longer be possible.

Products

Which strength should I choose?

We currently offer two strengths:

  • 0.5% - Ideal for customers looking for a lower-strength option.
  • 1% - Our higher-strength formulation.

If you're unsure which option is right for you, we recommend seeking advice from an appropriately qualified healthcare professional.

How long does one tube last?

Usage varies between individuals.

For most customers, a single tube typically lasts between 6-12 weeks, depending on application frequency and the amount used.

How should I store the product?

Store in a cool, dry place away from direct sunlight and excessive heat.

Always replace the cap immediately after use.

Is the packaging recyclable?

Yes.

Our tubes, cartons and shipping materials are selected with recyclability in mind wherever possible.

Please check your local recycling guidance.

Routine

Where does this fit into my skincare routine?

A simple routine is often the most effective.

MorningGentle cleanserMoisturiserBroad-spectrum SPF
EveningCleanserTreatment stepMoisturiser

Can I use moisturiser afterwards?

Yes.

Many people choose to apply a moisturiser after their evening skincare routine to help support hydration and skin comfort.

Is sunscreen important?

Absolutely.

Daily broad-spectrum SPF is one of the most effective ways to protect your skin from UV damage and is an essential part of any long-term skincare routine.

Quality

Where are orders dispatched from?

All orders are dispatched from within the United Kingdom.

How are your products packaged?

Every order is carefully packed using premium protective packaging to ensure it arrives in excellent condition.

Why choose Tret.skin?

Our philosophy is simple.

  • Premium quality
  • Fast UK dispatch
  • Carefully considered design
  • Straightforward routines
  • Exceptional customer experience

We believe consistency, quality and simplicity create the best long-term skincare experience.