Brand profile

Definisse

3 products available at Celsia Skin.

About Definisse by RELIFE

Definisse is a peptide skincare line by RELIFE (Menarini group) built on the exclusive [KP1] Key Peptide One, available in the UK at Celsia Skin.

Definisse is a skincare line from RELIFE, part of the Menarini group. Its products feature [KP1] Key Peptide One, an exclusive bio-active peptide, in a cream, a serum and an eye contour treatment.

Who This Is For

Suited to anyone wanting a short, peptide-focused routine for skin that looks less firm or dense, including the delicate eye area.

Key facts

  • Brand: Definisse by RELIFE, Menarini group
  • Range: Redensifying Cream, Regenerating Serum, Revitalising Eye Contour
  • Key ingredient: [KP1] Key Peptide One
  • Best for: Skin that looks less firm, including the eye area

What Definisse makes

  • Eye creams
  • Serums
  • Moisturisers

Shop at Celsia Skin: browse the full Definisse collection, or book your free consultation if you are not sure where to start.

Definisse

What is [KP1]?

[KP1] Key Peptide One is the exclusive bio-active peptide used across the Definisse range.

How do I use the three products together?

Apply the Regenerating Serum first, then the Redensifying Cream; use the Revitalising Eye Contour around the eyes.

Where can I buy genuine Definisse in the UK?

Celsia Skin sells genuine Definisse products sourced through UK professional distribution, with free consultations if you are not sure which product suits you.

Is delivery free on Definisse?

Yes – Definisse orders get FREE Fast UK delivery. Order before 3PM (Monday to Friday) for the quickest dispatch; delivery usually takes 1–3 working days. See our Shipping Policy for full details.

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