Ingredient guide · A

Allantoin

Allantoin is a gentle, soothing ingredient commonly used in UK skincare and beauty products to calm and hydrate the skin. It helps to soften and smooth while supporting the skin’s natural renewal process, making it a favourite in creams, lotions, balms and serums for sensitive or irritated skin.

Allantoin — Allantoin is naturally found in the roots and leaves of the comfrey plant, a herb tradi… | UK Lips ingredient guide

How it works in skincare

In cosmetics and skincare, allantoin works by gently increasing the skin’s moisture retention and promoting a smooth, supple feel. It is widely valued for its ability to soothe and condition the skin without irritation, often appearing in formulations designed to support the skin barrier and leave it feeling soft and comfortable after application.

Key benefits

  • Soothes and calms irritated skin
  • Helps skin feel soft and supple
  • Supports natural skin renewal
  • Improves skin smoothness
  • Enhances moisture retention
  • Gentle enough for sensitive skin

Best for

sensitive skin, dry skin, irritated skin, mature skin, dull skin

Where it comes from

Allantoin is naturally found in the roots and leaves of the comfrey plant, a herb traditionally grown in Europe and the UK. It can also be produced synthetically for use in cosmetics to ensure purity and consistency.

Products with Allantoin

Not every product on UK Lips lists a full ingredient breakdown — so there may be many more formulas that contain Allantoin than we can show here. These are the comparisons where we’ve confirmed it in the listed ingredients.

All ingredients