IREN Shizen

KEEP CALM Soothing Serum




This soothing serum operates a unique Heal + Hydrate system to reduce skin sensitivity and redness while repairing the skin’s natural moisture barrier.


  • 93 % of participants said their skin felt more moisturized after 2 weeks.

  • 96 % of participants said it reduced their skin inflammation after 4 weeks.

  • 92 % of participants said it reduced the look of their rosacea after 8 weeks.

* Sensory testing based on 67 women, aged 25 - 35.


Melon extract: The absolute skin-conditioning vessel speeds up healing with anti-microbial and anti-inflammatory properties. It supplies antioxidants and proteins to promote new cell formation for a smoother and calmer complexion.

Dipotassium glycyrrhizate: Derived from Licorice Root Extract, it has excellent anti-inflammatory and soothing properties that help reduce skin redness and sensitivity. Clinically supported to be effective in treating rosacea and eczema.

Aloe Vera extracts: Contains an antiseptic while promoting moisturizing and anti-inflammatory properties. It also boosts skin cell reproduction by eight times, to fight skin inflammation, heal sun-damaged and calm sensitive skin.

95% ingredients of natural origin・Cruelty Free・Vegan

Aqua (Onsen-Sui)*, Butylene Glycol, Niacinamide, Dipropylene Glycol, Tranexamic Acid, Dipotassium Glycyrrhizate, Glycerin, Propanediol, Cucumis Melo (Melon) Fruit Extract, Mirabilis Jalapa Extract, Aloe Barbadensis Leaf Extract, Peat Water*, Hydroxyethylcellulose, Polyglyceryl-4 Laurate/Succinate, Xanthan Gum, Sodium Citrate, Citric Acid, Ethylhexylglycerin, Polyvinyl Alcohol, Phenoxyethanol, Chlorphenesin

Time Release Encapsulation

IREN's potent serums are enriched with patented Encapsulated Biyusen ™ technology to timely unlock each ingredient’s actives, discharging them 10 times faster and deeper into skin cells.

Expect remarkable results of accelerated absorption, prolonged freshness, and optimal efficacy after every application.


20 ml

How to use

Use in the morning and night after cleansing or/and toning the face. Use alone or mix up to 3 serums according to your needs.

Step 1: Dispense 3-4 drops of serum onto the palm with the in-built dropper.

Step 2: Gently bring palms together, then press palms onto the skin to spread the serum evenly across your face.

Step 3: Lightly pat in the serum in outwards and upwards motions for complete absorption onto the face.

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Customer Reviews

Based on 1 review
nicole gaillard
réelle efficatité

sérum sans parfum, un peu épais voire collant, à mon avis, il faut attendre l'absorption complète avant de poursuivre le rituel de soins.
Par contre il réduit réellement les rougeurs, ne pas hésiter à l'appliquer en cas d'inflammation, efficacité assurée.

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